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- DVD Recorder
- DRX-2
- Service Manual
Yamaha DRX-2 Service Manual - page 155
DRX-2
155
V
1302 B3
12
13
A
B
C
D
E
F
G
H
I
A
B
C
D
E
F
G
H
I
1300 B1
1301 C1
MRT
1307
T1A
1304 C9
I352 I11
I354 I12
I355 I7
I356 H12
I357 H11
I329 F10
I361 I8
I331 F3
I332 F7
I333 F11
I334 F11
I335 F6
340V
GND
I336 F7
I337 F10
I338 F11
I339 G7
I340 G4
I343 H5
I344 H6
I345 H8
I346 H13
I347 I11
I348 I3
I349 I10
I350 I5
I351 I6
I314 B4
I353 I13
I316 B5
I317 C4
I318 C11
I319 C10
I320 C10
300V
I321 C6
I322 D6
I323 D11
I324 E3
I325 E5
I327 F10
F363 E8
I330 F3
F365 E9
F366 G11
F367 G11
F368 A11
F371 G12
F372 G12
F373 A12
F374 A12
I300 A6
I301 A11
I302 A6
I303 A8
I304 I10
I305 A10
I306 B3
I307 G4
I308 B8
I309 B12
I310 B8
I311 B9
I312 B4
I313 B10
F340 G12
I315 B10
F342 G3
F344 G13
F345 D13
F346 E13
F347 E12
GND
F348 G1
F349 H1
F350 G1
F351 H1
F352 H1
F353 H1
F354 H2
F355 H2
F356 C9
F357 H1
F358 H1
F359 I8
F360 I1
F361 I6
F362 E8
F317 C9
F364 E8
F319 C8
F320 C7
F3205 F1
F321 D12
F322 D13
F323 D7
F324 D12
F325 D13
F326 D8
F327 H1
F328 E3
F329 E7
F331 F13
F333 F13
F334 F9
F335 F10
F336 G9
F337 G9
F338 G6
F339 G8
9302 H2
F341 G13
9305 G11
9306 B13
C300 B8
F300 A11
F301 A12
to Basic Engine
1,9V
F302 A12
F304 A7
F305 A7
F306 B5
F307 A5
F308 C1
F309 C1
F310 C3
F311 C2
F312 B7
F313 C1
F314 C1
F315 C7
F316 C8
7313 G2
F318 C8
7315 I6
7317 A10
7318 D10
7319 I11
7320 H13
7321 I9
7322 G12
9300 H13
9301 E9
6324 H12
9304 G9
7301 A11
7302 B10
7303 C11
7304 B11
7305 C11
GND
7306 D12
7307 E3
7308 H12
7309 E10
7310 H7
7311 H8
7312 F11
6313 E7
7314 H5
6315 F7
6316 H4
6317 F10
6318 G11
6319 G9
5V
6320 I10
6321 G4
6322 F12
6323 H2
5307 E9
6325 E9
5309 D9
6300 A7
6301 B4
6302 B5
6303 B7
6304 B13
6305 C4
6306 C5
6307 C7
6308 C7
6309 D5
6310 D7
6311 E5
6312 F7
3364 H8
6314 I10
3366 G5
3367 G5
3368 D11
3369 A13
3370 A13
3371 H10
3372 H10
3373 H10
3374 A13
3377 F11
4301 G12
4302 H10
4303 I10
5300 A6
5302 C3
5304 D6
5305 G9
5306 C8
3351 G3
5308 A9
3353 H11
3354 H11
3355 I9
3356 G4
3357 H7
3358 H8
3359 H9
3360 G5
3361 F11
3362 H10
3363 G7
3344 B12
3365 F3
3345 I7
3346 F7
3347 I4
3348 H10
3349 G10
3350 F10
3327 H13
3352 E4
GND
3328 G8
3329 I13
3330 I6
3331 I7
3332 I7
3333 I6
3334 I7
3335 A9
3336 A10
3337 B9
3338 B10
3339 A11
3340 A11
3341 A12
3342 B11
3343 B11
3319 A7
GND
to Digital Board
3320 A12
3321 E4
3322 F9
3323 E11
3324 G4
3325 E10
3326 G11
3308 C5
13,9V
2V
3309 C5
3310 C6
3311 C9
3312 C10
3313 D11
3314 C11
3315 C11
3316 C12
3317 H6
3318 E3
2340 F3
1V
H
GND
2341 B9
2342 D4
3300 A6
3301 A6
3302 F11
3303 F11
3304 C2
3305 C2
3306 B3
3307 F11
2318 C10
0V
2319 D8
2320 D9
2321 E10
2322 F8
2323 F9
2324 H4
2325 H4
2326 G10
2327 G11
2328 G9
2329 I6
2330 C10
2331 I4
2332 H13
2333 A8
2334 I10
2335 G5
2336 I8
2337 G3
2338 H11
2339 B10
11
5N
1306 G13
1307 A12
1308 D13
1309 A13
1931 C1
1932 E1
1933 G1
1934 D1
2300 C4
2301 A6
2302 C2
2303 B4
2304 G8
2305 B8
2306 B9
2307 C6
2308 C6
2309 C5
2310 A10
2311 B10
2312 C8
2313 C9
2314 D6
2315 D4
2316 A7
2317 E3
1303 E8
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
6318
4302
GND
3Vreg
BZX79-B33
GNDHOT
220p
2314
I350
2323
100u
GND
22u
5308
F329
1u0
F346
2332
F334
GND
5N
GND
I348
I330
GNDHOT
3345
GND
3V3
4K7
3339
6311
1N4003
220R
3312
F301
5V
1u
2341
100K
3310
GND
ION
680R
3348
F374
3361
1K
I300
3347
4K7
F338
3366
1K2
5N
100n
2336
7306
220n
2302
1N5819
6323
PDTC124EU
4K7
3357
GND
F3205
I320
GND
I308
F360
2322
470u
1K
3350
220R
3306
GND
3355
47R
470R
3335
GND
4V6
I343
6325
SBYV27-200
47n
2n2
2304
F371
2333
2324
100n
I354
33R
3373
5
6
78
4
12
3
GND
7303
STS9NF30L
F336
2334
100n
F366
100n
2338
F316
I325
9304
BC857BW
7322
F333
1K2
3367
5304
I304
GND
6315
BAS316
F305
3336
470R
GND
I351
F326
GND
GND
GND
GNDHOT
3328
10K
F317
F364
1N5062
6301
1K0
3320
I319
3365
3K3
F328
F359
C300
I344
GNDreg
2327
100n
F347
I311
3360
560R
9305
GND
GNDreg
HF2022R
5302
5VSTBY
8K2
3315
F311
I313
F372
2305
1m
F352
BYT42M
6309
GND
7311
BC847BW
GND
GND
GND
BC846B
7319
GNDHOT
GND
GND
F324
47n
2308
3317
1K
GND
GND
F354
4303
F327
2320
330u
I334
F313
3372
33R
I336
220R
3338
5Vreg
3368
3K3
47K
3325
GND
GNDHOT
5Vreg
I355
4K7
3333
10R
3331
BZX384-C5V6
6312
STP16NF06FP
7302
PDTC124EU
7321
F339
F318
2303
1n
GND
GND
1301
GND
2K7
3353
SI2306DS
7318
4V6
I301
3371
47R
3321
0R22
MRT
1308
T500mA
9302
3362
680R
I312
5Vreg
3334
56K
GND
12V
5VSTBY
SI2306DS
7320
F325
16
17
18
2
3
5
7
9
3Vreg
5300
SRW28EC9-E02V0138
10
11
12
13
14
15
GND
I352
F309
5N
47R
3349
3344
68K
F335
4K7
3316
12VSTBY
RES_VDR
3304
F321
680K
I356
F312
I361
3305
GNDHOT
5V
5305
3303
1K
BC847BW
7310
1934
EH-B
1
2
3
4
T125mA
1306
MRT
I316
F331
6308
STPS5L40
GNDHOT
STPS5L40
6307
T1A
1303
MRT
GNDHOT
F367
1304
T4A
F314
GND
5V
I318
3V3
9306
10R
3358
GND
100K
3309
I315
F315
6322
BZX384-C6V8
I327
8SW
4R7
3319
5NSTBY
I305
1N5062
6305
F341
I346
DSP
1302
F344
F361
5V
4K7
3340
F351
2306
560u
3351
1M
2337
10p
GND
I322
2330
F300
68u
68u
2300
1n
GND
GND
GNDHOT
F320
3307
3374
1K0
GNDHOT
GND
10K
I303
F353
GNDHOT
I332
F350
33VSTBY
GNDHOT
GND
5SW
22u
5307
GNDHOT
I307
F310
100R
3326
GND
11
12
2
3
4
5
6
7
8
9
PH-B
1932
1
10
3V3
F373
GND
2309
F342
F356
5VSTBY
3324
560K
I306
12V
F302
2335
2n2
9300
F345
VGNSTBY
GND
9301
2u2
5306
560u
2313
GNDHOT
GND
33VSTBY
F323
2K2
3346
1K
3311
5K62
3332
3369
1K0
F357
2307
F337
1n
1n
2311
F340
22u
3356
560R
2325
2340
1u
22u
5309
3341
68K
100K
3313
12VSTBY
I345
3354
2K7
F319
3363
2K2
33VSTBY
I347
IPFAIL
I317
1N5062
100n
2321
6302
BAS316
6320
6310
STPS3L60-C2
I329
GNDreg
F355
4K7
3359
F349
BZX384-C27
6324
I338
3327
1M
2317
1n
3M3
3300
2328
2319
1m
TEA1507
7313
3
CTRL
4
DEMAG
DRAIN
8
6
DRIVER
2
GND
HVS
7
SENSE
5
1
VCC
22u
3301
3M3
I357
100n
2331
1u
2339
TL431
7301
2
1
3
GND
3343
4K7
2310
1n
6304
1N4003
3318
47R
GND
7305
TL431
2
1
3
F307
3V3
7314
TCET1108G
1
4
3
2
SI2312DS
GND
F362
5VSTBY
7309
4301
PDTC124EU
7308
GND
1K0
3370
47R
BAV21
6316
I302
3322
1m
2312
1
2
3
4
5
6
7
8
F306
1300
T2.5A
1933
PH-B
19372
1309
T800mA
2301
2n2
GNDreg
3308
100K
GND
3377
10K
2
1
3
3337
1K
6317
BYD33D
7304
TL431
3
GND
3352
0R33
2316
TL431
7315
2
1
2326
10n
47n
F322
SB340
6300
3330
470R
12VSTBY
I340
3329
2M2
12V
GND
I323
I324
I335
6313
SBYV27-200
12V
2329
100n
BF422
7312
3364
10K
F308
220p
2315
F363
F348
I314
I339
I331
5V
I309
2318
10u
3302
1K
12VSTBY
F365
12V
GND
I333
GND
I349
7317
STS9NF30L
BAT254
6321
GNDHOT
I353
BZX79-C9V1
6314
GND
I321
F358
6306
1N5062
SB340
9452A
1931
1
2
6303
GND
220K
3323
2342
3342
4K7
I337
47p
12V
12V
F304
1K
3314
F368
BYD33D
6319
I310
7307
STP8NC50FP
STBY
STBY
5V
4V6
3V3
12V
3V3
3V3
3V3
3V3
5N
12V
5V
0V
2.5V
4.5V
0.4V
0V
5V
7.7V
7.6V
8.4V
-26.9V
-27.5V
-29.5V
32.8V
33.5V
55V
-5.5V
-5.5V
5V
0.1V
22.2V
22.2V
12V
12V
2.5V
7.7V
3.4V
3.4V
9.3V
2.5V
5.7V
5.2V
7.9V
2.5V
5.7V
5.2V
A: D
DC, 2
2 V
V/Div
2
2us/Div
VGate II324 ((no d
disc lloaded) ((110V)
A: D
DC, 5
50 V
V/Div
5
5us/Div
VDrain F
F327 ((Standby) ((110V)
A: D
DC, 5
50 V
V/Div
2
2us/Div
VDrain F
F327 ((no d
disc lloaded) ((110V)
A: D
DC, 1
1 V
V/Div
5
5us/Div
VGate II324 ((Standby) ((110V)
A: D
DC, 5
50mV/Div
5
5us/Div
VSource II325 ((Standby) ((110V)
A: D
DC, 5
50mV/Div
2
2us/Div
VSource II325 ((No d
disc lloaded) ((110V)
■
SCHEMATIC DIAGRAM
ANALOG: Power Supply (PS)
U, A models
Summary of DRX-2
Page 1
Drx-2 drx-2 1 service manual dvd recorder drx-2 1 0 0 8 7 8 ■ contents to service personnel ...................................... 2~4 prevention of electro static discharge ... 4 locale management information ................... 4 front panels ..........................................................
Page 2
Drx-2 drx-2 2 wall outlet equipment under test ac leakage tester or equivalent insulating table warning: chemical content notice! The solder used in the production of this product contains lead. In addition, other electrical/electronic and /or plastic (where applicable) components may also contain t...
Page 3
Drx-2 drx-2 3 caution: visible and invisible laserradiation when open. Avoid exposure to beam. Class 1 laser product caution: visible and invisible laser radiation when open. Avoid exposure to beam. Laser diode properties type: ingaaip semiconductor laser (dvd) algaas semiconductor laser (cd) wave l...
Page 4
Drx-2 drx-2 4 1 2 4 2 5 5 4 2 6 3 5 ■ locale management information locale management information : this dvd recorder is designed and manufactured to respond to the locale management information that is recorded on the dvdr disc. If the locale number described on the dvdr disc does not correspond to...
Page 5
Drx-2 drx-2 5 ■ front panels ■ remote control panel a model g model natural sound dvd recorder drx-2 u model s video video cam 1 cam 2 l audio r dv in.
Page 6
Drx-2 drx-2 6 ■ rear panels u model a model ■ specifications disc formats supported disc type playback recording dvd+rw • • dvd+r • • dvd-rw (video mode) • — dvd-r • — dvd-video • — svcd • — video cd • — audio cd • — cd-r • — cd-rw • — recordable disc formats medium dvd+rw: phase-change rewritable d...
Page 7
Drx-2 drx-2 7 tv standard pal ntsc scan frequency 50hz 60hz number of lines 625 525 playback • • recording • • internal tuner • – video resolution 50hz 60hz dvd-video/dvd+rw/dvd+r(m1/m2/m2x) • horiz. Resolution 720 pixels 1 720 pixels 1 • vertical resolution 576 lines 480 lines dvd+rw_dvd+r(m3/m4/m6...
Page 8
Drx-2 drx-2 8 simple programming system for dvd recorders. Simply enter the number code associated with your television program. This number is located in your television listings magazine. Manufactured under license from dolby laboratories. “dolby”, “pro logic” and the double-d symbol are trademark...
Page 9
Drx-2 drx-2 9 see exploded view for item numbers mounting demounting 2.2 mm t8 2.7 mm t10 when disassembling, use the special screw driver with tip shape in figure. Front panel unit ⇒ open the tray and remove the tray lid 70 ⇒ remove 3 screws 201 (front panel unit → frame) ⇒ unlock the front panel u...
Page 10
Drx-2 drx-2 10 ● dismantling and assembly of the set for item numbers please see the exploded views. 1. Front a. After removing the top cover, remove tray lid 70. (fig. 1) b. Remove the 3 screws 201. (fig. 2) c. Release the 2 snap hooks on the sides and remove the front panel unit. (fig. 2) d. Remov...
Page 11
Drx-2 drx-2 11 3. Dvdr mechanism a. Remove the 4 screws 202. (fig. 7) b. Turn the dvdr mechanism in the service position. (fig. 8) 1 1 1 1 fig. 7 2 fig. 8 4. Analog board a. Remove the 7 screws 200 and 201. (fig. 9) b. Remove screw safety holder 145. (fig. 9) c. Unlock the 2 snaps hooks on the left ...
Page 12
Drx-2 drx-2 12 hold key pressed while you plug the recorder unplug the power cord during the test, the following display is shown: the counter counts down from the number of nuclei to be run before the test finishes. Example: set o.K.? Yes no to exit dealer script, unplug the power cord due to the c...
Page 13
Drx-2 drx-2 13 unplug the recorder if trade mode off press 2 keys simultaneously plug the recorder recorder is in trade mode when pressing front keys, the recorder doesn't respond + unplug the recorder if trade mode on press 2 keys simultaneously plug the recorder recorder is in normal mode when pre...
Page 14
Drx-2 drx-2 14 2.2 error handling each nucleus returns an error code. This code contains six numerals, which means: [ xx yy zz ] error code nucleus number nucleus group number fig. 2 the nucleus group numbers and nucleus numbers are the same as above. 2.3 command mode interface set-up physical inter...
Page 15
Drx-2 drx-2 15 board overview fig. 6 6. You now are asked to enter an id of the board that must be programmed. Type a number, e.G. '6' followed by 'enter'. 9. Execute nucleus 1226 with the string (paste with 'edit' > 'paste to host'). Nucleus 1226 execution with string fig. 9 10. To check if the har...
Page 16
Drx-2 drx-2 16 nucleus name ds_chr_testimageon nucleus number 101 description generates a test-image of a selected video standard on selected video output on the digital board. When no input is given, the default values will be used. Use nucleus ds_anab_videorouting to route the video signal on the ...
Page 17
Drx-2 drx-2 17 technical - validate the user input. - initialise the sync module. - initialise the display module. - initialise the mixer module. - initialise the denc module. - set the selected video standard. - generate the selected test image in memory. - start the display module. - start the mix...
Page 18
Drx-2 drx-2 18 nucleus name ds_chr_testimageoff nucleus number 102 description switches the test-image off. Technical - stop the denc module. Execution time less than 1 second. User input none error number description example 10200 stopping the test image generation succeeded 10201 the chrysalis den...
Page 19
Drx-2 drx-2 19 nucleus name ds_chr_sineburst nucleus number 105 description generate an audio sine signal on the audio output of the digital board for 4 seconds. Note: left channel 6khz, right channel 12 khz sine with some known hick-ups technical - call the ds_chr_sineon nucleus - delay for 4 secon...
Page 20
Drx-2 drx-2 20 nucleus name ds_chr_dvledon nucleus number 108 description check the connection to the dv-led on the digital board by switching it on technical - write to the pio pin to light the dv led execution time less than 1 second. User input none error number description 10800 switching the dv...
Page 21
Drx-2 drx-2 21 nucleus name ds_chr_peek nucleus number 112 description peek a value on a specified address technical - check the user input - read out the address specified - check whether the address to be read is aligned on 4 bytes execution time less than 1 second. User input the address to peek ...
Page 22
Drx-2 drx-2 22 boot eeprom (brom) nucleus name ds_brom_communication nucleus number 200 description check the communication between the iic controller of the chrysalis and the boot ee-prom technical - initialise iic - read something from the eeprom execution time less than 1 second. User input none ...
Page 23
Drx-2 drx-2 23 nucleus name ds_brom_writeread nucleus number 201 description check whether the boot eeprom can be written to and read from technical - initialise iic - write something to the eeprom - read from the same location and check whether it is the same as written execution time less than 1 s...
Page 24
Drx-2 drx-2 24 nucleus name ds_nvram_writeread nucleus number 301 description check whether the eeprom can be written to and read from technical - initialise iic - backup data from location to modify - write to location and read it back again - write back the backed up data to the location to leave ...
Page 25
Drx-2 drx-2 25 nucleus name ds_nvram_modify nucleus number 303 description modifies one or more locations in nvram and updates the checksum of the section modified technical - initialise iic - decode user input - modify the nvram as indicated - validate the nvram by calculating the checksum and stor...
Page 26
Drx-2 drx-2 26 sdram nucleus name ds_sdram_writeread nucleus number 400 description check all data lines, address lines and memory locations of the sdram technical - test the databus - test the addressbus - test the integrity of the device itself (memory locations) execution time 11 seconds user inp...
Page 27
Drx-2 drx-2 27 nucleus name ds_flash_writeread nucleus number 501 description check whether the flash can be written to and read from technical - find the test segment in flash - read the data into sdram - modify the data - write this data from sdram to flash and verify it by reading back again exec...
Page 28
Drx-2 drx-2 28 nucleus name ds_flash_calculatechecksum nucleus number 504 description calculate the checksum over all memory addresses. Used to check entire flash contents technical - run the checksum calculation algorithm all addresses execution time 6 seconds user input none error number descripti...
Page 29
Drx-2 drx-2 29 nucleus name ds_vip_communication nucleus number 601 description check the communication between the iic controller of the chrysalis and the vip ic technical - initialise iic - read data from a location in the vip execution time less than 1 second user input none error number descript...
Page 30
Drx-2 drx-2 30 nucleus name ds_vip_clockoutputoff nucleus number 603 description switch the clock output off technical - initialise iic - reset the clock output through iic execution time less than 1 second user input none error number description 60300 switching the clock output off succeeded 60301...
Page 31
Drx-2 drx-2 31 digital video input output (dvio) nucleus name ds_dvio_linkdevtypeget nucleus number 700 description get the device (revision) type information of the 1394 link layer ic technical - initialise the pio pins on the chrysalis - read out the id register execution time less than 1 second u...
Page 32
Drx-2 drx-2 32 nucleus name ds_dvio_phycommunication nucleus number 703 description check the accessibility of the 1394 physical layer ic by writing to and reading from a specific address technical - initialise the pio pins of the chrysalis - initialise iic - write the data to be written to the phy-...
Page 33
Drx-2 drx-2 33 nucleus name ds_dvio_detectnode nucleus number 705 description check whether a dv node can be detected by the hardware technical - initialise the 1394 interface - detect whether a node is in range execution time 3 or 5 seconds (3 when ok, 5 when no stream or error) user input none, te...
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Drx-2 drx-2 34 nucleus name ds_pscan_testimageon nucleus number 802 description generate the test images that are present on the progressive scan ic. Technical - see whether the user wanted a hatch or a frame image pattern - initialise the pio pins of the chrysalis - initialise iic - reset the denc ...
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Drx-2 drx-2 35 nucleus name ds_pscan_testimagecoloursettingsset nucleus number 804 description set the colour of the hatch- or the frame- field to a different value than the default white technical - determine which colour must be set. - initialise iic. - enable 27 mhz pscan clock. - send all settin...
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Drx-2 drx-2 36 nucleus name ds_pscan_testimagecoloursettingsget nucleus number 805 description get the colour settings of the hatch- or the frame- field. Technical - initialise iic. - read the colour settings from the denc through iic. Execution time less than 1 second. User input none error number ...
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Drx-2 drx-2 37 nucleus name ds_pscan_communicationdeinterlacer nucleus number 808 description check the communication between the iic controller of the chrysalis and the progressive scan deinterlacer-ic technical - initialise iic - set the video source synchronisation source to the chrysalis - write...
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Drx-2 drx-2 38 nucleus name ds_be_reset nucleus number 901 description reset the dvdr mechanism technical - toggle the reset pin of the i2s interface execution time 2 seconds user input none error number description 90100 resetting the dvdr mechanism succeeded 90101 resetting the dvdr mechanism fail...
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Drx-2 drx-2 39 nucleus name ds_be_versionget nucleus number 903 description get the version of the dvdr mechanism and that of the optical unit technical - send the get_version_number command - display the returned version execution time less than 1 second user input none error number description 903...
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Drx-2 drx-2 40 nucleus name ds_be_trayout nucleus number 904 description open the tray of the dvdr mechanism technical - send the tray_out command execution time approximately 2 seconds user input none error number description 90400 the command executed successfully 90401 there was a time-out while ...
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Drx-2 drx-2 41 nucleus name ds_be_writereaddvdrw nucleus number 906 description write data to and read data from a dvd+rw disc through the dvdr mechanism for verification of the writing technical - execute ds_be_getselftestresults - send the tray_in command - send the read_toc command - generate a r...
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Drx-2 drx-2 42 nucleus name ds_be_statisticalinformationget nucleus number 908 description retrieve the statistical information from the dvdr mechanism technical - send the get_statistical_info command - display the info returned from the be execution time less than 1 second user input none error nu...
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Drx-2 drx-2 43 nucleus name ds_be_statisticalinformationreset nucleus number 909 description reset the statistical information in the dvdr mechanism technical - send the reset_statistical_info command - send the power_down command - toggle the reset pin of the i2s interface execution time 2 seconds ...
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Drx-2 drx-2 44 nucleus name ds_be_errorlogreset nucleus number 911 description reset the error log in the dvdr mechanism technical - send the reset_statistical_info command - send the power_down command - toggle the reset pin of the i2s interface execution time 2 seconds user input none error number...
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Drx-2 drx-2 45 nucleus name ds_be_focuson nucleus number 913 description put the laser of the be into focus technical - send the focus command with parameter 0x01 execution time 3 seconds user input none error number description 91300 focus on succeeded 91301 there was a time-out while communicating...
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Drx-2 drx-2 46 nucleus name ds_be_radialon nucleus number 917 description close the radial loop technical - send the tray_in command - send the read_toc command - send the radial_command command with parameter 0x00 0x01 execution time approximately 10 ñ 15 seconds user input a formatted dvd must be ...
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Drx-2 drx-2 47 nucleus name ds_be_radialoff nucleus number 918 description open the radial loop technical - send the radial_command command with parameter 0x00 0x00 execution time 1 second if radial loop is open otherwise 3 seconds user input none error number description 91800 radial loop is open 9...
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Drx-2 drx-2 48 nucleus name ds_be_tilt nucleus number 920 description test the tilt mechanism control loop, or allow its proper functioning to be measured. Before executing this nucleus a disc must be loaded into the recorder technical - send the tray_in command - send the read_toc command - send th...
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Drx-2 drx-2 49 nucleus name ds_be_sledgemotor nucleus number 922 description send the sledge to its home position, then to the middle of the disc, and then to the end. Technical - send the pcs_command command with parameter 0x03 0x00 - send the pcs_command command with parameter 0x02 0x00 - send the...
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Drx-2 drx-2 50 nucleus name ds_dcb_lightdisplay nucleus number 1002 description light the entire display of the dcb, and clear the display after confirmation. User confirmation is necessary. Technical - first issue a command to clear the display and wait for the result - then issue the command to li...
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Drx-2 drx-2 51 nucleus name ds_dcb_remotecontrol nucleus number 1005 description check the interface between the remote control and the dcb by checking the key-code displayed technical - initialise the display - display the key pressed by the user on the display - monitor the service port for an abo...
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Drx-2 drx-2 52 nucleus name ds_dcb_led nucleus number 1006 description switch the record led on, and after confirmation off. The user confirms by pressing the rec key, stop key, or the play key on the local keyboard. The play key confirms that the led is on and the rec key technical - issue the comm...
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Drx-2 drx-2 53 nucleus name ds_anab_communicationiictuner nucleus number 1102 description check the communication between the digital board and the tuner on the analog board technical send command p_ds_anacom_tuner with no parameters to the analog board and read back the result execution time less t...
Page 54
Drx-2 drx-2 54 nucleus name ds_anab_hardwareversionget nucleus number 1106 description get the hardware version of the analog board technical send command p_ds_anacom_hardware_version with no parameters to the analog board and read back the result execution time less than 1 second user input none er...
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Drx-2 drx-2 55 nucleus name ds_anab_softwareversionapplget nucleus number 1109 description get the software version of the application software of the analog board technical send command p_ds_anacom_sw_version_appl with no parameters to the analog board and read back the result execution time less t...
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Drx-2 drx-2 56 nucleus name ds_anab_checksumprogram nucleus number 1111 description check the checksum of the several partitions by recalculating and comparing partition checksums technical send command p_ds_anacom_flash_checksum with no parameters to the analog board and read back the result execut...
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Drx-2 drx-2 57 nucleus name ds_anab_audiorouting nucleus number 1113 description perform the routing of the audio paths on the analog board technical send command p_ds_anacom_route_audio with parameters to the analog board and read back the result execution time less than 1 second user input the use...
Page 58
Drx-2 drx-2 58 nucleus name ds_anab_selecttunerchannel nucleus number 1114 description set the tuner to receive a valid audio and video signal technical send command p_ds_anacom_tuner_freq_select with parameters to the analog board and read back the result execution time less than 1 second user inpu...
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Drx-2 drx-2 59 nucleus name ds_anab_clockreference nucleus number 1117 description generate a 1 khz signal on pin 7 (int) of the clock ic technical send command p_ds_anacom_clock_reference with no parameters to the analog board and read back the result execution time less than 1 second user input no...
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Drx-2 drx-2 60 nucleus name ds_anab_tunerfrequencydownload nucleus number 1120 description store the frequency table in nvram. The frequency table is passed through the error-string provided to the nucleus. Technical send command p_ds_anacom_freq_download with parameters to the analog board and read...
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Drx-2 drx-2 61 video routing paths (europe) path id description 0 input signal is video(cvbs) from digital board and will be re-routed back to the digital board. 1 input signal is from front video(cvbs) in and will be routed to the digital board. 2 no routing. 3 input signal is from front s-video(y/...
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Drx-2 drx-2 62 video routing paths (nafta) path id description 0 no routing. 1 input signal is from front video(cvbs) in and will be routed to the digital board.This routing is same as the above path id. 2 input signal is from rear video(cvbs) in and will be routed to the digital board. 3 input sign...
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Drx-2 drx-2 63 audio routing paths (nafta) path id description 0 no routing. 1 input signal is from front audio in and will be routed to the digital board. 2 input signal is from rear audio in 2 and will be routed to the digital board. 3 input audio signal is routed from front cinch in to digital bo...
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Drx-2 drx-2 64 system (sys) nucleus name ds_sys_hardwareversionget nucleus number 1200 description get the hardware version and type of the digital board technical - initialize the pio pins of the chrysalis - read out the hardware version through the pio pins - read the segment header in flash and d...
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Drx-2 drx-2 65 nucleus name ds_sys_softwareversionbootget nucleus number 1201 description get the version of the boot software on the digital board technical - read the segment header in flash and determine boot software version execution time less than 1 second user input none error number descript...
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Drx-2 drx-2 66 nucleus name ds_sys_eepromupload nucleus number 1205 description upload the contents of the nvram on the analog board or the digital board to the service pc, by using the x-modem protocol technical - decode the user input - determine whether to upload the analog board or digital board...
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Drx-2 drx-2 67 nucleus name ds_sys_eepromdownload nucleus number 1206 description download a file with the contents of the nvram for the analog board or the digital board from the service pc to the recorder, by using the x-modem protocol technical - decode the user input and determine what eeprom to...
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Drx-2 drx-2 68 nucleus name ds_sys_iicwrite nucleus number 1209 description perform an iic write action on the digital board technical - determine bus id, slave address, number of bytes to be written and the byte array of data from the user input - initialize iic - write the data to the slave specif...
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Drx-2 drx-2 69 nucleus name ds_sys_iicread nucleus number 1210 description perform an iic read action on the digital board technical - determine the bus id, slave address and number of bytes to read from the user input - initialize iic - read the data form the slave specified execution time less tha...
Page 70
Drx-2 drx-2 70 nucleus name ds_sys_uartread nucleus number 1212 description perform an uart read action on the digital board on a specified uart technical - decode the user input for the port to read from - read from the port and return data read to the user execution time less than 1 second. User i...
Page 71
Drx-2 drx-2 71 nucleus name ds_sys_videoloop nucleus number 1215 description note: before executing this nucleus the user must route the video signal on the analog board with nucleus ds_anab_videorouting(1112 ). Technical - evaluate user input. - reset the global variables, video memory. - fill the ...
Page 72
Drx-2 drx-2 72 nucleus name ds_sys_slashversionset nucleus number 1217 description set the slash version of the system technical - decode the user input for the slash version to set - issue the command to set the slash version to the analog board - wait for the result and return this to the user exe...
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Drx-2 drx-2 73 nucleus name ds_sys_slashversionget nucleus number 1218 description get the slash version of the system technical - issue the command to get the slash version to the analog board - return the received information to the user execution time less than 1 second. User input none error num...
Page 74
Drx-2 drx-2 74 nucleus name ds_sys_virginmodeoff nucleus number 1221 description turn off the virgin mode functionality (e.G. The auto channel search upon start-up) technical - issue the command to reset the bit for the virgin mode to the analog board - wait for the result and return this to the use...
Page 75
Drx-2 drx-2 75 nucleus name ds_sys_settingsset nucleus number 1226 description programs the digital board settings into the boot eeprom on the digital board. Technical - evaluate user input. - setup iic-bus. - writedata to boot eeprom. - update checksum. Execution time 1 second user input a large he...
Page 76
Drx-2 drx-2 76 nucleus name ds_sys_settingsget nucleus number 1229 description get the digital board diversity settings string that is programmed in the brom on the digital board. Technical - setup iic-bus. - read digital board settings from boot eeprom. - read system settings from boot eeprom. - di...
Page 77
Drx-2 drx-2 77 nucleus name ds_sys_audioloopthroughstart nucleus number 1230 description description: the audio input is routed from the an input to all outputs. Input is set with the routing nucleus 1113. All outputs are enabled. Technical - encode the audio to ac3 in memory - decode the ac3 in mem...
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Drx-2 drx-2 78 script nucleus name ds_ih_scripthandler nucleus number script description technical execute the included nuclei one by one if a nucleus fails quit and display the failed nucleus on the local display and service port execution time 16 seconds included tests: 1. Ds_anab_communicationech...
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Drx-2 drx-2 79 example progressive scan denc ic: adv7196 i-link physical layer circuit ic: pdi1394p25 i-link link layer circuit ic: pdi1394p40 audio clock: clock scheme 1 bit dvdr mechanism connector: available ide connector 1: available ide connector 2: not available pci connector: not available ra...
Page 80
Drx-2 drx-2 80 example busy executing nuc703 20-28 busy executing nuc801 21-28 busy executing nuc808 22-28 the iic acknowledge was not received, which is correct busy executing nuc900 23-28 busy executing nuc1101 24-28 busy executing nuc1102 25-28 busy executing nuc1104 26-28 busy executing nuc1105 ...
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Drx-2 drx-2 81 11600 “” 11601 “init of i2c failed” 11602 “the mute of the audio failed” 11700 “” 11701 “init of i2c failed” 11702 “the muting of the audio failed” 11703 “the demute of the audio failed” 11704 “the selection of the clock source failed” 11707 “setup of front panel failed” 11708 “sine o...
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Drx-2 drx-2 82 20002 “video encoder access time-out” 20003 “no acknowledge from video encoder” 20004 “no data send/received to or from video encoder” 20005 “saa7118 vip can not be initialized” 20200 “” 20201 “i2c bus busy before start” 20202 “saa7118 vip access time-out” 20203 “no acknowledge from s...
Page 83
Drx-2 drx-2 83 30402 “vsm sdram bank1 memory addressbus test goes wrong.” 30403 “vsm sdram bank1 physical memory device test goes wrong.” 30404 “ vsm sdram bank2 memory databus test goes wrong.” 30405 “ vsm sdram bank2 memory addressbus test goes wrong.” 30406 “ vsm sdram bank2 physical memory devic...
Page 84
Drx-2 drx-2 84 50205 “the frontpanel could not be accessed by the analog board.” 50206 “the frontpanel did not show a starburst.” 50207 “the user skipped the fp-which pattern test.” 50208 “the user returned an unknown confirmation: confirmation” 50209 “the frontpanel did not show horizontal segments...
Page 85
Drx-2 drx-2 85 60201 “dvdr mechanism returned error number 0xerrornumber” 60202 “parity error from dvdr mechanism to serial” 60203 “communication time-out error” 60204 “ u n e x p e c t e d r e s p o n s e f r o m d v d r mechanism” 60205 “front panel failed.” 60300 “” 60301 “basic-engine time-out e...
Page 86
Drx-2 drx-2 86 61500 “” 61501 “dvdr mechanism returned error number 0xerrornumber” 61502 “parity error from dvdr mechanism to serial” 61503 “communication time-out error” 61504 “ u n e x p e c t e d r e s p o n s e f r o m d v d r mechanism” 61600 “” 61601 “dvdr mechanism returned error number 0xerr...
Page 87
Drx-2 drx-2 87 63400 “” 63401 “dvdr mechanism returned error number 0xerrornumber” 63402 “parity error from dvdr mechanism to serial” 63403 “communication time-out error” 63404 “ u n e x p e c t e d r e s p o n s e f r o m d v d r mechanism” 63500 “” 63501 “dvdr mechanism returned error number 0xerr...
Page 88
Drx-2 drx-2 88 64119 “the vsm sector processor dma initialization failed” 64120 “the vsm sector processor dma start failed” 64121 “the vsm sector processor start failed” 64122 “the seek command failed” 64123 “the vsm sector processor error occurred” 64124 “the read timeout occurred” 64125 “the stop ...
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Drx-2 drx-2 89 80208 “ s o f t w a r e e r r o r i n f u n c t i o n handlestateawaitingreply!!” 80209 “maximal number of retries reached by handlestatesending!!” 80210 “maximal number of retries (nacks) reached (handlestatesending)” 80211 “ w e t r i e d t o r e c e i v e a r e p l y f o r dvio_max...
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Drx-2 drx-2 90 80400 “the accessibility of the dvio module is ok.” 80401 “the dvio board is not present in this dvdr.” 80402 “could not initialize i2c.” 80403 “unable to reset the dvio module.” 80404 “unable to receive the reset indication from the dvio module.” 80405 “unable to send the configurati...
Page 91
Drx-2 drx-2 91 80701 “the dvio board is not present in this dvdr.” 80702 “the i2c could not be initialized.” 80703 “the dvio module could not be reset.” 80704 “unable to receive the reset indication from the dvio module.” 80705 “unable to send the configuration to the dvio module.” 80706 “unable to ...
Page 92
Drx-2 drx-2 92 90406 “no i2c communication possible to start video encoder.” 90407 “starting the video encoder failed.” 90408 “transfer of data from video encoder to vsm failed.” 90409 “stopping the encoder failed.” 90410 “turning off the colourbar failed.” 90411 “cannot initialize hostdecoder paral...
Page 93
Drx-2 drx-2 93 90906 “error preparing the 12khz audio-sine” 90907 “error cannot initialize audio encoder” 90908 “error cannot initialize vsm audio in port” 90909 “error cannot initialize vsm audio in dma port” 90910 “error cannot initialize vsm audio out dma port” 90911 “error cannot initialize audi...
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Drx-2 drx-2 94 141217 “progressive scan board i2c fli2200 write failed” 141218 “progressive scan board i2c fli2200 failed” 141221 “progressive scan board i2c ad7196 bus busy” 141222 “progressive scan board i2c ad7196 read access time-out” 141223 “progressive scan board i2c ad7196 no read acknowledge...
Page 95
Drx-2 drx-2 95 ■ alignments 1. Alignment instructions analog board test equipment: 1. Dual-trace oscilloscope voltage range : 0.001 ~ 50 v/div frequency : dc ~ 50 mhz probe : 10:1, 1:1 2. Dvm (digital voltmeter) 3. Frequency counter 4. Sinus generator sinus : 0 ~ 50 mhz 5. Test pattern generator how...
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Drx-2 drx-2 96 tp ofw 1701 pin 1 (f709) disc adj. L5710 mode tuner meas.Eq. Oscilloscope, sinus generator, counter 1.3 attenuating the 40.4 mhz [5710]: (secam only) service tasks after replacement of coil 5710: purpose: to attenuate the band i carrier rests. Symptom, if incorrectly set: bad picture ...
Page 97
Drx-2 drx-2 97 3. Rework procedure ieee unique number 3.1 scope: the procedure describes how to upgrade sets with a unique number after repair. This unique number is stored in the nvram (item 7201) of the digital board at the end of the production line. This procedure is only valid or necessary when...
Page 98
Drx-2 drx-2 98 ■ circuit descriptions 1. Display board 1.1 microcontroller the core element of the display control unit is the m i c r o c o n t r o l l e r t m p 8 7 c h 7 4 a f [ 7 1 1 0 ] . T h e tmp87ch74af is an 8 bit microcontroller fitted with 32kb rom and 1kb ram. It requires 5v supply and i...
Page 99
Drx-2 drx-2 99 fail detection and also to the reset-input of the cc (pin30) via [7802],whichis necessary to generate a reset only during power-up. In case of power fail pin 30 of the cc must be kept high (3v3). The internal memory of the cc is too small for all necessary demands. Therefore an extern...
Page 100
Drx-2 drx-2 100 3.2 power supply unit functional principle: this power supply works in the way of a flyback converter. In the mains input part [1931 to 2309], the mains voltage is rectified and buffered in the capacitor [2309]. From this direct voltage at [2309] energy is transferred into the transf...
Page 101
Drx-2 drx-2 101 will again decrease, followed by another start-up cycle (burst mode ). The amount of power taken up from the mains in burst mode is low. Standby modes: in the ‘av-standby‘ operating mode of the set, the ’ion‘ control line is primarily used to switch off all output voltages for dvdr m...
Page 102
Drx-2 drx-2 102 scart2 6 3 2 1 audinl audinr audoutl audoutr 6 3 2 1 audinl audinr audoutl audoutr scart1 t uner sif1 dv ar dv al dvin out2l out2r out2r out2l akill akill akill akill out1l out1r out1r out1l afer afer ainfr ainfl ainfr ainfl rsa1 rsa2 from iov ardac aldac ain2r ain2l ain1r ain1l ain1...
Page 103
Drx-2 drx-2 103 the processing of audio is always done in stereo (e.G. Separate left- and right-channel) and the complete switching is realized by using hef4052, which is a dual four-to-one multiplexer. In principle there are three independent selectors: a) scart 1-output-path: pos [7504] is used to...
Page 104
Drx-2 drx-2 104 are available at pin 17/16 and pin 12/13 of [7004] as symmetrical signals. Afterwards an op-amp. [7003] (line driver & converting to unsymmetrical signal, gain = 1), which is also working as low-pass-filter to increase signal performance (noise, distortions,...), is passed. Then both...
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Drx-2 drx-2 105 3.6 video-routing video io europe.
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Drx-2 drx-2 106 the video-i/o-switching is basically realized by the matrix switch stv6618 [7408], which is controlled via i 2 c-bus by the cc. All used outputs excluding pin 21 (y/cvbs- rec) have a 6 db-amplification and a 75 ohms driver- stage inside. This ic includes also several digital outputs,...
Page 107
Drx-2 drx-2 107 16 uda1334 dac vor vol d_da t a from dig. Board 14 ardac aldac t uner sif1 afer ainfl ainfr ain2l ain2r rsa1 rsa2 ainfl ainfr afel afer ain1l ain1r afel ain2l sif1 sda scl ardac aldac akill akill dig.Audio out from dig. Board al ar modulator * rear in 2 ain2r ain1r ain1l rear out 2 a...
Page 108
Drx-2 drx-2 108 the sound processing is always done in stereo (that means separate left- and right-channel). A) record-path: the complete selection of the audio signal for recording is done by a hef4052 [7501], which is a dual four-to-one multiplexer. The input lines for the selector [7501] are comi...
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Drx-2 drx-2 109 4.4 video-routing video io nafta.
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Drx-2 drx-2 110 the video-i/o-switching is basically realized by the matrix switch stv6618 [7408], which is controlled via i 2 c-bus by the cc. All used outputs excluding pin 21 (y/cvbs- rec) have a 6db-amplification and a 75 ohms-driver- stage inside. This ic also includes several digital outputs, ...
Page 111
Drx-2 drx-2 111 (1) analogue cvbs / yc and rgb/yuv (2) analogue cvbs, yc, rgb/yuv (3) 2x16mx16 can be mounted instead of 2x8mx16 if necessary sdram 2 x 8mx16 (3) ide connector to/from be av3 hdd, pcmcia be av2 uart i2s i2c eeprom 64kbit vip saa7118/19 1394 pid1394p25 i2c eeprom 64kbit optional chrys...
Page 112
Drx-2 drx-2 112 vip7118 7004 adv7196 chrysalis pnx7100 7703 7400 sdram be interface 7804 133mhz sdram 7812 1394 link 7201 audio pll 27 mhz osc. 7300 optional 1394 phy 24.576 mhz 24.576 mhz 7200 4 mhz 5.3 playback mode during playback, the serial data from the dvdr mechanism is going directly to the ...
Page 113
Drx-2 drx-2 113 chrysalis pnx7100 7400 gpio 7104-3 & reset_iden pnx7100_resetn pnx7100_sys_resetn 7106 3v3 >1 ejt a g_resetn iresetdig ncp303 7104-4 & reset_1394n 7107-1 & reset_ben 7107-2 & reset_psn 7107-3 & analog_resetn 7104-1 & vip_resetn 3v3 • saa7118 (ic7004, pins a3 and b4): 24.576 mhz provi...
Page 114
Drx-2 drx-2 114 there are two control lines which can overrule this reset signal: • ireset_dig (controlled by the microprocessor on the analogue board). • ejtag_resetn (only for production). They can pull the output of the ncp303lsn29 (item 7106) down via a shottky diode. So when the output signal p...
Page 115
Drx-2 drx-2 115 ■ abbreviation list analog board +5vstby permanent supply 5v 8sc2 pin8 scart2 (only for europe) a_data data from analog- to digital-board (uart-communication) a_rdy analog-board ready (status information to digital-board) a18 - a19 parallel address bus (cc - flash-rom and s-ram) a8 -...
Page 116
Drx-2 drx-2 116 interrupt out for the cc int interrupt – line from display print ion inverse on-line ipfail inverse power fail detection ipor inverse power on reset ireset inverse reset input irr signal from ir-receiver k1 key-input-line k2 key-input-line kill audio mute p50 in p50 input-line (only ...
Page 117
Drx-2 drx-2 117 digital board chrysalis adc:analog to digital converter dac:digital to analog converter denc:digital (video) encoder (video dac) dv: digital video (camcorder) ef: emitter follower osd:on-screen display vip:video input processor (video adc) 2fh: progressive scan video 2v5 +2v5 power s...
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Drx-2 drx-2 118 sdram address lines of link+codec ic7431 mcas sdram column address strobe signal mclk sdram clock signal md (0:15) sdram data lines of link+codec ic7431 mras sdram row-address strobe signal mwe sdram write enable signal pcm1 audio serial data output of link+codec ic7431 pcm1_new 'msb...
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Drx-2 drx-2 119 ■ ic data display board ic7103: tmp87ch74f.
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Drx-2 drx-2 120 ic7103: tmp87ch74f.
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Drx-2 drx-2 121 ic7103: tmp87ch74f.
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Drx-2 drx-2 122 sync sep bo. Clamp y/cvbsin_tun y/cvbsin_tv y/cvbsin_aux cvbsin_enc bo. Clamp g/yin_aux r/pr/cin_aux b/pbin_aux sync sep bo. Clamp g/yin_enc r/pr/cin_enc b/pbin_enc yin_enc cin_tv cin_enc mute 0 db y/cvbsout_rec y/c v bsin _ t u n y/c v bsin _ t v y/c v bsin _ a u x c vbsi n _ enc yi...
Page 123
Drx-2 drx-2 123 ic7408: stv6618 pin no. Symbol description 1 y/cvbsin_tun y/cvbs input from tuner 2 digout3 digital output pin 3 3 gnd1 ground supply 1 for video inputs 4 cvbsin_enc cvbs input from encoder 5 decv video decoupling capacitor 6 cin_enc chroma input from encoder 7 yin_enc y input from e...
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Drx-2 drx-2 124 v ref 2 input 3 gnd 5 c d r d 1 reset output digital board chrysalis ic7106: ncp303lsn29 ic7411: njm2285.
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Drx-2 drx-2 125 ñ + uvlo comp ñ + ñ + ñ + fault latch set dominant + ñ 0.25 v error amp ñ pwm latch reset dominant pwm comp + osc art ramp 80%, 200 khz 0.525 v + ñ 8.5 v/7.5 v + ñ 0.985 v s r q v cc gnd v fb comp gate(h) gate(l) pgdelay pwrgd non overlap v cc + ñ 0.89 v/0.69 v + ñ + ñ 0.25 v s r q p...
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Drx-2 drx-2 126 pin mnemonic input/output function 1, 12 vdd p digital power supply 2–11 y0–y9 i 10-bit progressive scan/hdtv input port for y data. Input for g data when rgb data is input. 13, 52 gnd g digital ground 14–23 cr0–cr9 i 10-bit progressive scan/hdtv input port for color data in 4:4:4 in...
Page 127
A b c d e f g h i j 1 2 3 4 5 6 7 drx-2 127 front analog input digital video input ieee 1394 uart3: gateway ireset_dig audio pcm i2s spdif a_wclk a_bclk a_dat muten ad_aclk audio encoder i2s analog audio video be_fan cvbs_out_b c_out_b y_out_b v_out_b y1_out_b u_out_b reset_ben be_dload s2b uart fro...
Page 128
2 a b c d e f g h i j 1 3 4 5 7 drx-2 6 128 130 10 18 1 display p.C.B. (1004) front panel unit ieee1394 chrysalis (8019) standby p.C.B. 6 5 4 3 2 1 7 8 9 10 1910 1 m m 5vstby int scl gnd sda por_dc gnd vgnstby 12vstby temp_sense 1402 1 m m 6 5 4 3 2 1 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 ...
Page 129
Drx-2 129 vid_out i701 amco i705 a: dc, 50 v / div, 5 us / div a: dc, 500 mv / div, 10 us / div a: dc, 200 mv / div, 10 us / div a: dc, 500 mv / div, 10 us / div a: dc, 200 mv / div, 100 us / div a: dc, 1 v / div, 100 us / div a: dc, 1 v / div, 100 us / div a: dc, 500 mv / div, 10 us / div a: dc, 20...
Page 130
Drx-2 130 a: dc, 1 v / div, 5 ms / div vs_in hs_in ic7703 pin 36 a: dc, 200 mv / di, 5 us / div a: dc, 200 mv / div, 5 us / div a: dc, 2 v / div, 10 us / div a: dc, 500 mv / div, 10 us / div a: dc, 500 mv / div, 10 us / div a: dc, 500 mv / div, 10 us / div 0v ic7703 pin 34 a: dc, 200 mv / div, 5 us ...
Page 131
Drx-2 131 part 1 part 2 open / close prev rec s video video audio l r stop play / pause next page 143 front standby 1930 page 134 (u, a models), 138 (g model) analog 1943 a 1 page 134 (u, a models), 138 (g model) analog 1942 c 6 ■ printed circuit board front display p. C. B. (bottom view) front disp...
Page 132
Drx-2 132 ■ printed circuit board front display p. C. B. (part 1 bottom view).
Page 133
Drx-2 133 ■ printed circuit board front display p. C. B. (part 2 bottom view).
Page 134
Drx-2 134 page 144 digital 1900 dvdr mechanism a 1 page 131 front display 1910 a 4 page 131 front display 1922 a 4 page 144 digital 1704 a 2 page 144 digital 1904 a 3 page 144 digital 1500 b 3 ■ printed circuit board analog p. C. B. (top view) u, a models.
Page 135
Drx-2 135 part 1 part 2 ■ printed circuit board u, a models analog p. C. B. (bottom view).
Page 136
Drx-2 136 ■ printed circuit board u, a models analog p. C. B. (part 1 bottom view).
Page 137
Drx-2 137 ■ printed circuit board analog p. C. B. (part 2 bottom view) u, a models.
Page 138
Drx-2 138 page 146 digital 1900 dvdr mechanism a 1 page 131 front display 1910 a 4 page 131 front display 1922 a 4 page 146 digital 1904 a 3 page 146 digital 1500 b 3 ■ printed circuit board analog p. C. B. (top view) g model.
Page 139
Drx-2 139 part 1 part 2 ■ printed circuit board g model analog p. C. B. (bottom view).
Page 140
Drx-2 140 ■ printed circuit board g model analog p. C. B. (part 1 bottom view).
Page 141
Drx-2 141 ■ printed circuit board analog p. C. B. (part 2 bottom view) g model.
Page 142
Drx-2 142 page 144 (u, a models), 146 (g model) digital 1104 a 2 ■ printed circuit board up sub p. C. B. (top view).
Page 143
Drx-2 143 standby /on page 131 front display 1911 a 1 1301 a1 2801 c2 2802 c2 2803 b3 2806 a3 2808 a1 2809 b2 2810 c3 2811 c3 2812 a2 2813 c2 2814 b2 2822 a1 2823 c1 2824 c1 2825 b1 2827 c1 2831 a3 2911 a1 3807 a1 3809 a2 3810 a2 3813 a2 3814 a2 3815 a2 3818 a2 3820 a2 3821 a2 3822 a2 3823 a2 3826 c...
Page 144
Drx-2 144 0605 d1 0609 d3 1001 a3 1100 c3 1103 a3 1104 a2 1105 c3 1203 a1 1500 b3 1505 b3 1704 a2 1900 a1 1901 a2 1904 a3 2014 b3 2015 a3 2026 a3 2033 b3 2035 a3 2037 a3 2044 b3 2046 a1 2049 b3 2050 b3 2054 a3 2056 a3 2058 a3 2059 a3 2060 b3 2064 a3 2065 a3 2071 a3 2100 d3 2102 c3 2104 c3 2105 c3 21...
Page 145
Drx-2 145 1201 a3 1506 c1 1507 c1 2016 a1 2017 a1 2018 a1 2019 b1 2020 b1 2021 b1 2022 a1 2027 b1 2028 b1 2029 b1 2030 b1 2031 b1 2032 b1 2036 a1 2038 b1 2039 b1 2040 b1 2041 b1 2042 b1 2043 b1 2048 a1 2052 b1 2053 b1 2061 a1 2063 a1 2066 b1 2067 b1 2101 b2 2103 b3 2108 d1 2112 a1 2113 b2 2119 b1 21...
Page 146
Drx-2 146 0605 d1 0609 d3 1001 a3 1100 c3 1103 a3 1104 a2 1105 c3 1203 a1 1500 b3 1505 b3 1704 a2 1900 a1 1901 a2 1904 a3 2014 b3 2015 a3 2026 a3 2033 b3 2035 a3 2037 a3 2044 b3 2046 a1 2049 b3 2050 b3 2054 a3 2056 a3 2058 a3 2059 a3 2060 b3 2064 a3 2065 a3 2071 a3 2100 d3 2102 c3 2104 c3 2105 c3 21...
Page 147
Drx-2 147 1201 a3 1506 c1 1507 c1 2016 a1 2017 a1 2018 a1 2019 b1 2020 b1 2021 b1 2022 a1 2027 b1 2028 b1 2029 b1 2030 b1 2031 b1 2032 b1 2036 a1 2038 b1 2039 b1 2040 b1 2041 b1 2042 b1 2043 b1 2048 a1 2052 b1 2053 b1 2061 a1 2063 a1 2066 b1 2067 b1 2101 b2 2103 b3 2108 d1 2112 a1 2113 b2 2119 b1 21...
Page 148
Drx-2 148 page 144 digital 1901 a 2 ■ printed circuit board ioe p. C. B. (top view) ioe p. C. B. (bottom view) u, a models.
Page 149
Drx-2 149 page 146 digital 1901 a 2 ■ printed circuit board g model ioe p. C. B. (top view) ioe p. C. B. (bottom view).
Page 150
Drx-2 150 -t 13 12 11 10 7 int0 int1 tc2 dvo test vkk vdd varef 14 13 12 11 10 9 8 23 16 21 20 19 18 17 p4 ain p5 pd v3 p6 v p7 v p8 v p9 v so1 5 6 7 6 5 4 3 2 1 0 15 vss pdo 2 1 xtal p0 ppg pwm tc4 tc1 sck0 0 1 2 3 4 5 6 si1 sck1 reset vass int3 int2 int4 int5 xtin xtout scl sda 22 tc3 p1 stop p2 s...
Page 151
Drx-2 151 v v 3 4 5 6 gnd_fc 7 8 not used gnd_fc y 1921 e1 to analogboard 5 1920 b1 s-conn c 5 6 4 3200 a5 nc 6204 e4 al/mono 1 2 gnd_fc 3209 c3 6200 a4 afcri_fc afcli_fc cfin_fc 2202 e3 cinch 3207 e3 3208 a3 b c d e a b c i201 e3 cvbsfin_fc 6203 d4 f1001 b2 3203 c6 3204 c5 3205 c3 3206 d3 9 1 2 3 4...
Page 152
Drx-2 152 +b agc nc nc nc ch_sw control tuner if sda adr demodulator rf modulator nc saw scl agc if_ control tuner if agc if_ scl sda adr demodulator rf modulator +b agc saw ch_sw * rf-out saw * agc if_ +b scl agc adr sda tuner rf modulator demodulator scl * ** * md_tu ** * if * * * sda rf-in 1700 9...
Page 153
Drx-2 153 3467 a8 3468 a9 3430 f6 3431 d12 3471 c11 3472 d4 3474 d1 3475 h12 3476 h12 3477 h13 3478 i13 3479 i13 3480 e1 3481 c13 3443 a7 cvbs 3447 g13 gnd y u 3444 a9 3445 e6 3446 f12 temp_sense not used c not used i481 e9 i482 e9 i483 d9 i484 f12 i486 i12 i488 h13 i489 h13 i490 h12 cvbs d g h i a ...
Page 154
Drx-2 154 l h l h logic lsb msb ll lh hl hh ll lh hl hh not used i514 b7 i515 c7 i516 c7 i517 b10 i519 a8 i520 a8 i521 f5 i522 f6 i527 e2 i528 d2 i529 d10 not used 2501 b3 2502 a7 i501 c3 i502 d3 i503 c3 i504 e3 i505 b8 i506 b9 i507 c9 i508 c8 i509 d9 i510 d9 i511 e3 i512 f3 i513 b7 3529 f6 3534 c3 ...
Page 155
Drx-2 155 v 1302 b3 12 13 a b c d e f g h i a b c d e f g h i 1300 b1 1301 c1 mrt 1307 t1a 1304 c9 i352 i11 i354 i12 i355 i7 i356 h12 i357 h11 i329 f10 i361 i8 i331 f3 i332 f7 i333 f11 i334 f11 i335 f6 340v gnd i336 f7 i337 f10 i338 f11 i339 g7 i340 g4 i343 h5 i344 h6 i345 h8 i346 h13 i347 i11 i348 ...
Page 156
Drx-2 156 loudspeaker l d/a d/a i2sl/r headphone r ident nc scart loudspeaker r a/d d/a demodulator s1...4 fm1 fm2 i2sl/r nicam b nicam a scart-l headphone l ident loudspeaker a/d d/a scart-l scart-r dfp scart-r switching facilities 4 i604 a7 i603 a6 3605 d1 i623 e8 3601 b2 3602 b9 3603 b2 i621 e2 1...
Page 157
Drx-2 157 7580-b b2 from dac_adc 7580-c c2 7580-d d2 2581 d1 1 digital delete for ioe a b c d 2 1 4 f5103 a4 1951 a4 2582 a2 3 4 2590 a2 3582 c2 3585 c3 5580 a1 out to the rear plane 5581 d1 6580 c3 7580-a b2 ground not connected not used 3 b c d i551 b2 7580-e c2 7580-f c2 f5102 a4 0005 c4 2583 a3 ...
Page 158
Drx-2 158 adc clock control adc digital interface decimation filter dc-cancel filter dac digital interface filter noise shaper dac interpolation de-emphasis 3 4 5 6 7 8 9 a b c d e 2006 b2 np0 5% not used 5% 1900 b1 2001 a4 2002 a4 from / to digital board not used 2005 b3 7009 c3 7010 c4 f0001 e1 f0...
Page 159
Drx-2 159 pll agc det if amp mix-osc pre-fil track filter gain ctrl pre-amp track filter rf mt out mt in rf tuner agc agc vif vif amplifier sif amplifier agc intercarrier mode switch sif qss mixer intercarrier mixer am demodulator fpll vco twd video demodulator and amplifier fm-pll demodulator afc d...
Page 160
Drx-2 160 6db 6db v v v v v v v v i408 b3 i409 b3 3403 b12 f4722 i10 f485 f14 f499 a3 f5101 b8 i416 f3 f5206 a12 f5207 a12 i431 i11 f4205 f2 f4207 f1 f4209 g1 f4210 e1 f5216 b11 i440 f13 i441 h13 i442 g12 i476 f8 i478 e8 i433 i13 i434 i13 i437 g14 i438 g13 i462 e6 2405 c8 i484 f12 i485 i12 i486 i14 ...
Page 161
Drx-2 161 l h l h logic lsb msb ll lh hl hh ll lh hl hh l h l h logic lsb msb ll lh hl hh ll lh hl hh l h l h logic lsb msb ll lh hl hh ll lh hl hh 3533 d3 3534 c1 3535 c3 3536 d3 3538 e7 7501 a7 3512 d8 3513 d3 i515 b6 3518 e7 2531 b8 2532 c8 3522 e9 3523 e7 3524 e9 i501 c1 i502 c1 i503 b1 from iov...
Page 162
Drx-2 162 2327 g11 3372 h10 3328 h8 2329 i6 1308 d13 1309 a13 a b c d e 2307 c4 2308 c5 13,9v a b 3304 f10 2337 h3 2338 h11 2339 b10 f not used h i 3301 a6 3302 f10 c 6303 b7 3350 f10 1300 a1 3349 g10 3305 b2 f 4 5 6 7 8 1306 g13 1307 a12 2315 e4 2316 a7 3316 c12 3317 h6 3318 e3 2320 d9 1 2322 e9 23...
Page 163
Drx-2 163 loudspeaker l d/a d/a i2sl/r headphone r ident nc scart loudspeaker r a/d d/a demodulator s1...4 fm1 fm2 i2sl/r nicam b nicam a scart-l headphone l ident loudspeaker a/d d/a scart-l scart-r dfp scart-r switching facilities 2 3 4 5 6 1 1 2 3 4 5 6 7 2605 f5 2606 b8 2607 c2 2608 c9 2609 c2 2...
Page 164
Drx-2 164 ctrl data clock data address interface display memory 8 pages processing data data decoding interface i2c bus time base synthetizer frequency oscillator data extraction synchronizing clamping ctrl address data c 1990 d1 2932 b4 2933 b4 2934 b1 2935 c1 3936 e3 5931 a4 5932 a3 7931 b2 i987 b...
Page 165
Drx-2 165 data interf. Att./ mute outp. Buffer dac volt. Ref. 8x interp. Multibit sigma- delta mod circ clock agnd ser. Att./ multibit sigma- delta mod mute outp. Buffer dac auto divide 8x interp. Ser. Interf. Contr. Adc clock control adc digital interface decimation filter dc-cancel filter 4 5 6 7 ...
Page 166
Drx-2 166 18 16 rb 4 3 2 ce 7 6 we rp 1 0 byte 3 nc 5 8 9 10 11 12 13 14 15 a-1 10 4 9 8 7 6 0 8m-1 0 a d 5 11 2 1 17 oe 12 13 14 15 en c1 1d csync vsync vin gnd vcc scl adr 0 1 2 sda wc 15 0 ce1 nc 14 13 11 dq 16 7 128k-1 0 a 12 ce2 oe we 10 9 8 7 6 5 4 3 2 1 0 sio/uart ( sio1 ) interface ( sbi ) 8...
Page 167
Drx-2 167 1 2 3 1 f3001 b1 f3002 b1 f3003 b1 f3004 b1 i300 b1 3300 b1 a b c a b power c 1130 c1 1930 a1 from dc-board not used gnd +12vstby 2 3 f3003 f3002 f3004 i300 +12vstby evq11l05r 1130 1930 1 2 3 4 gnd gnd da 3300 f3001 4k7 k1 tray_led 1 2 3 4 a b c d e a b c from ceco 1% not used f904 b4 f905...
Page 168
Drx-2 168 ■ schematic diagram digital (digital board chrysalis 2.1): ide, uarts, reset, be & & & & i116 e11 i117 h8 i119 e2 i120 e2 i121 f2 i122 g2 i123 i2 i124 h2 1 nand / nor flash 1 f0501 c10 f0503 d10 f0506 d9 f0508 b9 f0509 c9 f0510 c9 f0511 c9 f0512 c9 f0514 c9 f0601 i5 f0603 i5 f936 h3 i100 e...
Page 170
Drx-2 170 -t en en af en en5 z3 =1 =1 1 & 1 g 6 6 m6 rx z4 r 4 3 rx cx 5 s s en en en 7305 e2 i300 a3 i301 e4 i302 e3 i303 e5 i304 f3 i305 f7 i306 e6 not used not used 4315 e7 4316 e8 5300 a4 5301 e4 5302 f7 7300-1 c7 7300-2 d7 7300-3 e6 7300-4 e8 7301 a2 7302 a7 7303 e5 not used not used not used 7...
Page 171
Drx-2 171 g3 1 2 3en2 3en1 i 2 c 1394 in digital video interface analog video prog scan pios test general digital audio interface uarts ide be-1 sdram pci/xio 1394 out uart3: gateway (analog board) 9 10 11 12 13 14 1400 d14 1 2 3 4 5 6 7 f g h i j 9 10 11 12 13 14 a b 1 2 3 4 5 6 2404 h12 2405 h13 2...
Page 172
Drx-2 172 gate-h pwrgd vfb vcc comp gate-l pgdelay gnd not used analog board f502 d1 i500 b2 i501 b3 i502 a3 i503 b3 i504 c4 i505 a4 i506 b5 i507 b5 i508 c2 i509 c2 i510 c2 i511 d2 i512 d2 4500 d2 5501 a4 5502 a3 5503 b5 7500-1 a4 7500-2 b4 7501 a2 f1501 c1 f1502 c1 f1505 d1 f1506 d1 f1509 d1 f1510 ...
Page 174
Drx-2 174 7 6 5 4 3 2 15 14 11 10 9 8 d 0 1 2 3 4 5 6 7 8 9 10 vss vddq 4m-1 dqm vdd vssq 0 a ba 1 12 h 0 we l nc cas ras cs cke clk 11 1 0 13 12 scl adr 0 1 2 sda wc 7 1 6 by ry d gnd ale nc nc wp we re 5 cle 3 4 8 2 ce 7 1 6 b r d gnd ale nc nc wp we re 5 cle 3 4 8 2 ce 2 nc d 0 1 2 3 4 5 6 7 8 9 ...
Page 175
Drx-2 175 nc en nc i908 a12 i909 b14 i910 a12 i911 a12 i912 b12 i913 c12 i914 c12 i915 c12 i916 d12 i917 d12 i918 g10 i919 h13 i920 i13 i921 f4 i922 f5 i923 g4 f1902 g12 f1903 g12 f1904 g12 f1907 f12 f1909 f12 f1911 f12 f1912 f12 f1914 e12 f1916 e12 f1918 e12 f1920 d12 f1921 d12 f1922 e13 i900 b12 i...
Page 176
Drx-2 176 hpd xpd vdda vdde vddi vxdd test vssa agnd vsse vssi vxss igp ipd rtco rts1 idq amxclk alrclk asclk amclk reson llc2 llc 2 3 4 5 ce scl sda rts0 7 6 5 4 3 2 1 0 tdi 1 0 aout ai2d ai1d ai24 ai23 ai22 ai21 ai12 ai11 xtout xtalo xtali tdo iclk itri itrdy xtri xrv xrh xclk xdq xrdy trstn tck t...
Page 177
Drx-2 177 1 v v 1 1 1 1 1 v 2 3 4 5 for digital in only for digital in only a b 2253 b2 2254 c4 2255 c3 2256 b4 c d e a b c d e 0006 a1 1301 e2 1920 e1 1921 d6 1922-a d10 1922-b d10 1922-c c10 y 1 3264 d4 3268 e4 3269 e3 3270 e3 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 in 1923 a8 1924 a10 1925 b5 1926-a a6 1...
Page 178
Drx-2 178 ■ warning ● components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed. Abbreviations in this list are as follows: note) those parts marked with “#” are not included in the p.C.B. Ass’y. Parts list ■ elec...
Page 179
179 drx-2 drx-2 p.C.B. Analog schm ref. Part no. Description remarks markets ✻ new parts note) those parts marked with ( ※ ) are alternative parts. 1705 tuner.Pk uv1316k/a i g u-3 3139 147 17751 (※) * s 1931 aax54610 socket.Pow 2p ac 9452a b 2422 030 00371 1940 aax22260 cn bm euro h 42p 2422 033 003...
Page 180
180 drx-2 drx-2 p.C.B. Analog schm ref. Part no. Description remarks markets ✻ new parts note) those parts marked with ( ※ ) are alternative parts. 2318 ur847100 c.El 10uf 25v ua 2319 ur839100 c.El 1000uf 16v 2320 ur838330 c.El 330uf 16v 2322 ur839100 c.El 1000uf 16v 2323 ur818100 c.El 100uf 6.3v 23...
Page 181
181 drx-2 drx-2 p.C.B. Analog schm ref. Part no. Description remarks markets ✻ new parts note) those parts marked with ( ※ ) are alternative parts. 2701 ur866470 c.El 4.7uf 50v ua 2703 ur866470 c.El 4.7uf 50v ua 2707 ur817470 c.El 47uf 6.3v ua 2713 ur837220 c.El 22uf 16v 2720 ur818100 c.El 100uf 6.3...
Page 182
182 drx-2 drx-2 p.C.B. Analog schm ref. Part no. Description remarks markets ✻ new parts note) those parts marked with ( ※ ) are alternative parts. * 6314 aax55730 diode bzx79-c9v1 a 9331 177 80133 ua * 6316 aax55650 diode bav21 (col) a 3198 010 10070 * 6317 aax55700 diode byt42m a (vish) a 9322 126...
Page 183
Drx-2 183 p.C.B. Up sub & p.C.B. Digital schm ref. Part no. Description remarks markets ✻ new parts note) those parts marked with ( ※ ) are alternative parts. * aax55370 p.C.B. Up sub al n1/chr 3103 608 51002 u * aax55360 p.C.B. Up sub al e1 3103 608 50584 g * aax55350 p.C.B. Up sub al n2 3103 608 5...
Page 184
2 a b c d e f g h i j 1 3 4 5 7 drx-2 6 184 2.7 mm t10 when disassembling, use the special screw driver with tip shape in figure. 3 x 6 s-tight with the brim 200 3 x 4 s-tight black 201 3 x 8 p-tight black 202 201 201 202 202 164 200 200 200 200 300 201 201 201 145 140 201 1 70 105 105 1002 1005 100...
Page 185
A b c d e f g h i j 1 2 3 4 5 6 7 drx-2 185 2.2 mm for screws 209 t8 2.7 mm for screws 205 t10 when disassembling, use the special screw driver with tip shape in figure. 3 x 8 p-tight black dt-10 2.6 x 8 p-tight black dt-8 156 205 205 205 156 156 plate front 205 209 209 8019 1004 155 205 8010 38 1 8...
Page 186
2 a b c d e f g h i j 1 3 4 5 7 drx-2 6 186 1500 1203 1900 1900 1901 1904 1104 1704 1947 1946 1986 1942 1943 1933 1932 1920 1100 1105 8026 8004 8002 8009 8020 8012 8008 8005 1500 1203 1900 1900 1901 1904 1104 1947 1942 1943 1933 1932 1986 1920 1100 1105 8026 8004 8009 8020 8012 8008 8005 ■ wiring ca...
Page 187
A b c d e 1 2 3 4 5 6 7 187 drx-2 drx-2 1 2 ✻ new parts ref. No. Part no. Description remarks markets * 1 aax55820 traverse unit dvdm/15, ladic m4, opu6411, plastic lens 9305 022 82015 * 2 aax55410 p.C.B. Ass'y servo 3104 128 08861 ■ dvdr mechanism.
Page 188
A b c d e 1 2 3 4 5 6 7 188 drx-2 350 351 (u model) 351 (a model) 351 (g model) 352 (g model) 355 (u, a models) 356 (u, a models) 357 (u model) 357 (a, g model) 360 (u, a models) 365 (u, a models) ■ accessories ✻ new parts ref. No. Part no. Description remarks markets 350 aax44180 remote control 313...
Page 189
A b c d e 1 2 3 4 5 6 7 189 drx-2 drx-2 ✻ new parts ■ test discs & pc interface cable (1) test disc 1 lpv12.01 purpose = test for layer change of tracks. How to use = playing back track from 28 through 31 (included). Judge = check if playing back is properly done without a hung-up. (2) test disc 2 d...
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Drx-2.