Yamaha CDX-596 Service Manual

Other manuals for CDX-596: Product Catalog, Owner's Manual, Owner's Manual

Summary of CDX-596

  • Page 1

    Cdx-596 cdx-596 1 0 0 7 0 8 service manual ic data .................................................................. 12-16 block diagram ....................................................... 17 printed circuit board ................................... 18-21 ic block .................................

  • Page 2

    Cdx-596 cdx-596 1 caution: use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure. Warning: chemical content notice! The solder used in the production of this product contains lead. In addition, other electrical/electr...

  • Page 3

    Cdx-596 cdx-596 2 ➁ g, b models ➀ g, b models class 1 laser product english ➀ this printing (see position shown in the illustration) informs the user that the apparatus contains a laser component. ➁ this label (see position shown in the illustration) warns that any further procedure will bring the u...

  • Page 4

    Cdx-596 cdx-596 ■ rear panels 3 a model g, b models.

  • Page 5

    Cdx-596 cdx-596 ● dimension unit : mm (inch) ■ specifications output level 1khz, 0db 2.0 ± 0.5vrms signal to noise ratio (eiaj) 115db dynamic range 100db harmonic distortion+noise (1khz) 0.0025% frequency response 2hz — 20khz ±0.5db power requirements b, g models 230v ac 50hz a model 240v ac 50hz po...

  • Page 6

    Cdx-596 cdx-596 ■ disassembly procedures (remove parts in disassembly order as numbered.) 1. Removal of top cover a. Remove 4 screws ( ) and 3 screws ( ) in fig. 1. B. Lift the top cover at the rear and move it rear-ward. 2. Removal of front panel a. Press the open/close key and open the tray. Then ...

  • Page 7

    Cdx-596 cdx-596 6 ■ standard operation chart disc table pick-up head gear a sled shaft 19.4 ± 0.2mm stopper check that the disc table height is as specified below. Fig. 5 a press open/close key. Forced feed return operation clamp down operation tray open tracking offset auto adj focus offset auto ad...

  • Page 8

    Cdx-596 cdx-596 ■ test mode (1) turning on the power while pressing the keys “play/pause” and “stop” will set to the test mode. (when the test mode is set, all indicators light for 1 second.) a 7 tracking gain rough adj - * data f etch cycle - after searching the beginning, play starts. - pla y - mu...

  • Page 9

    Cdx-596 cdx-596 8 (2) shown below are the panel key and remote control transmitter functions in the test mode. ● function list of panel keys note) "traverse servo" means the same as "feed servo". Panel key open/close (skip/search) (skip/search) +10 1 2 3 4 5 6 7 8 9 0 function tray open/close. Foon,...

  • Page 10

    Cdx-596 cdx-596 ■ error message (1) when operation is terminated in an abnormal condition (stop or open), pressing stop on the remote control while pressing stop on the panel will set to the error message display enable mode. (2) shown below is an example of display. ("e-73" as an example) 9 (3) thi...

  • Page 11

    Cdx-596 cdx-596 10 2) troubleshooting from system malfunctions a) tray fails to come out/go in. No flsw = "l" no yes yes no yes tray starts to move but stops. Is output available at loading terminal? Poor mechanism operation. Wire caught. Loose gear, etc. Motor defective. Microcomputer or loading ic...

  • Page 12

    Cdx-596 cdx-596 ■ display data 11 v300 : 14-bt-56gn ● grid assignment ● anode connection &0 #6 pattern area q #5 note 1) f1, f2 ......... Filament 2) np .............. No pin 3) nx .............. No extend pin 4) p1~p35 ....... Datum line 5) 1g~14g ...... Grid 6) ic ................ Internal connect...

  • Page 13

    Cdx-596 cdx-596 ■ ic data ic100: ysz914b-f dafc 4 14 10 15 11 si0 input input si1 3 probit delay level det counter calculator bit shift delay level det counter calculator bit shift so0 so1 mute0 mute1 so2 so3 mute2 mute3 output output 17 19 16 23 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27...

  • Page 14

    Cdx-596 cdx-596 ic3 : mn35511al signal process controller (spc) & d/a converter 13 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 1 2 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 7...

  • Page 15

    Cdx-596 cdx-596 14 . O n n i p e m a n o / i n o i t c n u f . O n n i p e m a n o / i n o i t c n u f 1 k l c b c n 1 4 s f o t c n 2 k c r l c n 2 4 y a l p c n 3 r d r s c n 3 4 l e v w c n 4 1 d d v d + v 5 4 4 f r a i l a n g i s f r 5 1 s s v d d n g 5 4 f e r i i t n e r r u c e c n e r e f e...

  • Page 16

    Cdx-596 cdx-596 ic300 : upd78076gf-088 system control 15 16-bit timer/ event counter event counter1 to0/p30 8-bit timer/ event counter2 event counter5 serial interface0 watchdog timer watch timer interrupt control v pp v ss v dd port0 p01-p03 p00 p04 p10-p17 p20-p27 p30-p37 p80, p81 p90-p97 port1 po...

  • Page 17

    Cdx-596 cdx-596 16 n i p . O n e m a n o / i n o i t c n u f n i p . O n e m a n o / i n o t i c n u f e c i v e d t i u c r i c e c i v e d t i u c r i c 1 0 p t r / 0 2 1 p w s p o i h c ti w s ti m il n e p o y a r t 1 5 2 a / 2 8 p k l b / o 1 1 5 7 c l r o f l a n g i s l o r t n o c 2 1 p t r ...

  • Page 18

    ■ block diagram 17 cdx-596.

  • Page 19

    A b c d e f g h i j 1 2 3 4 5 6 7 19 18 ■ printed circuit board (foil side) #2 #3 fl sw gnd feed- feed+ spdl- spdl+ close gnd open loading- loading+ ksm-213ccm main p.C.B. (1) optical pick-up vc e a c gnd vr fcs+ trk- vcc d b f ld pd trk+ fcs- ac gnd ac #200 ac f2 f1 #201 to : main (3) to : main (3)...

  • Page 20

    21 20 ■ printed circuit board (foil side) a b c d e f g h i j 1 2 3 4 5 6 7 main p.C.B. (3) main p.C.B. (2) main p.C.B. (4) main p.C.B. (5) be wh ac in w200 #200 #201 wh be to : main (1) to : main (1) to : main (1) ac gnd ac ac f2 f1 l gnd r phones power (stop) (play) output level stop/search 0 9 8 ...

  • Page 21

    Vcc e — c+ nc output (+5v) dela y reset out bal. Adj. Gnd on/off e — c — nc —vcc dela y circuit reference regula tor protection on/off control reference in + + current control current control 16 15 12 7 9 10 3 2 4 6 11 8 1 14 13 5 output (—5v) current control ic200 : m5290p constant-voltage tracking...

  • Page 22

    Point (efm : pin10 of ic1) v : 0.2v/div h : 0.5 µsec/div ac range 1 : 1 probe point (pin59 of ic3) v : 1v/div h : 50 nsec/div dc range 1 : 1 probe point (pin10 of ic300) v : 2v/div h : 0.2 µsec/div dc range 1 : 1 probe point (ch1 : pin1 of ic200) point (ch2 : pin8 of ic200) v : 5v/div h : 2 sec/div ...

  • Page 23

    A b c e d 2.5 2.5 0 2.5 2.5 0 0 0 0 0 2.4 2.5 2.5 2.5 2.5 5.5 5.6 2.6 2.6 2.6 5.5 4.9 2.8 2.8 2.4 2.6 2.6 5.5 2.5 2.5 2.5 2.5 1.8 3.9 3.9 4.6 2.5 2.4 2.5 4.9 2.4 0 0 0 0 0 1.8 2.8 3.0 3.0 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.0 2.5 2.5 2.6 0.2 1.4 2.7 2.5 0.1 4.9 0 0 0 0.1 0 2.5 2.5 2.5 2.5 2.5 2.5 ...

  • Page 24: Parts List

    Cdx-596 cdx-596 abbreviations in this list are as follows : c.A.El.Chp : chip alumi. Electrolytic cap c.Ce : ceramic cap c.Ce.Array : ceramic cap array c.Ce.Chp : chip ceramic cap c.Ce.Ml : multilayer ceramic cap c.Ce.M.Chp : chip multilayer ceramic cap c.Ce.Safty : recognized ceramic cap c.Ce.Tublr...

  • Page 25

    Cdx-596 cdx-596 26 schm ref. Part no. Description new parts * schm ref. Part no. Description new parts * * v5004600 p.C.B. Main(a) * v5004700 p.C.B. Main(bg) cb1 v2731000 cn.Fmn 16p cb2 vb390200 cn.Bs.Pin 6p cb3 vb390100 cn.Bs.Pin 5p cb100 vb389900 cn.Bs.Pin 3p cb101 vt707200 l.Emit totx178 cb200 vl...

  • Page 26

    Cdx-596 27 schm ref. Part no. Description new parts * schm ref. Part no. Description new parts * c149 vj599100 c.Ce.Tublr 0.1uf 50v c150 vg278600 c.Ce.Tublr 330pf 50v c151 vg278600 c.Ce.Tublr 330pf 50v c152 vj599100 c.Ce.Tublr 0.1uf 50v c153 vj599100 c.Ce.Tublr 0.1uf 50v c154 vj599100 c.Ce.Tublr 0.1...

  • Page 27

    Cdx-596 28 schm ref. Part no. Description new parts * schm ref. Part no. Description new parts * q100 ic287820 tr 2sc2878 a,b q101 ic287820 tr 2sc2878 a,b q102 ic287820 tr 2sc2878 a,b q103 ic287820 tr 2sc2878 a,b q201 ia093320 tr 2sa933s q,r q202 id040040 tr 2sd400 q203 vs883300 tr 2sb1565 e,f q204 ...

  • Page 28

    ■ exploded view 29 a b c d e 1 2 3 4 5 6 7 cdx-596 a a b b c c d d 8 9 63 63 60 23 63 63 21 62 37 29 70 20 67 2 11 14 13 2 55 35 71 60 69 69 5 200 1-21 1-23 1-40 1-40 1-22 1-20 1-31 1-3 69 1-40 1-40 66 2 27 27 69 61 2 61 28 2 66 63 26 50 (5) (1) (3) 200-1 (2) (4).

  • Page 29

    Cdx-596 ■ mechanical parts 30 ref. No. Part no. Description remarks markets new parts * 1-3 mf121160 flexible flat cable 21p 160mm * 1-20 v4210800 front panel bl * 1-20 v4210900 front panel ti * 1-20 v4411100 front panel gd * 1-21 v4211000 panel,sub bl * 1-21 v4211100 panel,sub ti * 1-21 v4413900 pa...

  • Page 30

    ■ exploded view (cd mechanism unit) 31 a b c d e 1 2 3 4 5 6 7 cdx-596 * the stopper is not supplied with the tray as a spare part. When replacing the tray, keep the removed stopper and reuse it. Should it be lost and a new one be necessary, order service part 18 main chassis (s) and remove the stop...

  • Page 31

    ■ mechanical parts (cd mechanism unit) 32 ref. No. Part no. Description remarks markets new parts * vz573200 cd mechanism unit ksl-2130ccm 1 cx680620 tray (c) 2130 264629001 3 cx675250 gear cover (s) 262554401 4 cx675210 tray gear (s) 262553501 5 ax619150 chucking plate (s) 262554601 6 ex602890 bw h...

  • Page 32

    ■ exploded view (drive unit) 1 2 3 4 5 6 7 33 9 ref. No. Part no. Description remarks markets new parts * 1 nx635420 motor chassis ass'y (mb) x26258771 2 cx679710 motor gear ass'y x26257691 3 ax623980 sled shaft 262690801 4 cx679720 gear, a (s) 262690701 5 ea020036 pan head screw 2x3 zmc2-y 76212551...

  • Page 33: Remote Control Transmitter

    ■ schematic diagram remote control transmitter 34 cdx-596 a b c d e 1 2 3 4 5 6 7 output level + - 4 0 0 text/ u1 pt247—001 ir—led q1 2sd1781k r1 1 r2 180 vcc c1 47uf/10v x1 3.64mhz 3v vcc r3 200k k2 k3 k4 k5 k8 k7 k9 k10 k11 k12 k14 k13 k15 k16 k20 k19 k21 k22 k17 k18 k26 k25 k27 k28 k29 k30 k32 k3...

  • Page 34

    Cdx-596 cdx-596 35 parts list for carbon resistors 1/6w type part no. Hf45 7100 hf45 7110 hf85 7120 hf45 7130 hf45 7150 hf45 7180 hf45 7220 hf45 7240 hf85 7270 hf45 7300 hf45 7330 hf45 7360 hf45 7390 hf45 7470 hf45 7510 hf45 7560 hf45 7620 hf45 7680 hf45 7820 hf45 7910 hf45 8100 hf45 8110 hf45 8120 ...

  • Page 35: Cdx-596

    Cdx-596 cdx-596 cdx-596.