1 dvr 50 - rev. 011105-2 jamo service manual dvr 50 rev. 011105-2 dvr 50 contents to service personnel .......... 2 - 4 faultfi nding .................... 9 remote control ................................ 56 specifi cations ........................... 5 audio board ................. 10 cabinet ........
2 dvr 50 - rev. 011105-2 to service personnel warning: chemical content notice the solder used in this product contains lead. In addition, other electrical/electronic and/or plastic components may also contain traces of chemicals found to cause cancer and/or birth defects or other reproduction harm....
3 dvr 50 - rev. 011105-2 to service personnel prevention of electro static discharge (esd) some semiconductor (solid state) devices can be damaged by static electricity. Such components commonly are called electrostatically sensitive (es) devices. Examples of typical es devices are integrated circui...
4 dvr 50 - rev. 011105-2 to service personnel preparing jamo products for shipment if possible, use the original packing material for any shipping. Otherwise, repack the product using: • a reinforced cardboard box, strong enough to carry the weight of the product. • at least 6 cm / 2.36 inches of sh...
5 dvr 50 - rev. 011105-2 specifi cations system .....................................................................................................................................................................Dvd-receiver weight (kg/lb) ..............................................................
6 dvr 50 - rev. 011105-2 dvr 50 diassembly.
7 dvr 50 - rev. 011105-2 dvr 50 system overview 1 dvd loader 2 tuner dvd receiver module eu/us 3 psu assy audio dvr 50 4 audio board 5 vfd board 6 mpeg board 5 1 3 6 2 4 top view rear view zoom for more information * for board replacement remove following screws 1 2 3 4 5 7 6 8 9 10 11 12 13 14 15 1...
8 dvr 50 - rev. 011105-2 dvr 50 block diagram.
9 dvr 50 - rev. 011105-2 dvr 50 faultfi nding the following guide is base on service reports sent in by service partner’s world wide. Try the suggested corrections in the same order as they are listed. Before replacing modules and components always make sure that product in front of you has the late...
10 dvr 50 - rev. 011105-2 dvr 50 audio board replacing the dvr 50 audio board • disconnect the power cord from the ac outlet and take all necessary esd precaution. • remove the lid. (see instruction under lid) • disconnect all cables going to and from the audio board. • unscrew the 4 screws holding ...
11 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 1/10...
12 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 2/10...
13 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 3/10...
14 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 4/10...
15 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 5/10...
16 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 6/10...
17 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 7/10...
18 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 8/10...
19 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 9/10...
20 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - audio board 10/1...
21 dvr 50 - rev. 011105-2 electronic compoment data list - audio board refdes part name spec vendor u1 std. Logic,74hc14, hex inv. Schmitt trigger, so14 1 74hct14/74hc14 philips semicondutors u503 std. Logic, 74lvc157a, quad 2-input, so16 1 74lvc157a philips semicondutors u901 std. Logic,74hc00, 5v ...
22 dvr 50 - rev. 011105-2 r901 r903 res., 5%, 0603, 1m ohm 2 r1608 1m philips semicondutors r314-319 res., 5%, 0603, 120 ohm 6 r1608 120 ohm anybody following spec. R310 r312 res., 5%, 0603, 150 ohm 2 r1608 150 philips semicondutors r310 r312 res., 5%, 0603, 150 ohm 2 anybody following spec. R520 re...
23 dvr 50 - rev. 011105-2 dvr 50 vfd board replacing the dvr 50 vfd board • disconnect the power cord from the ac outlet and take all necessary esd precaution. • remove the lid and plastic front. (see instruction under these parts) • disconnect the two cables to the vfd board. • unscrew the 4 screws...
24 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. 1 2 3 4 5 a b c d e f schematic diagram - vfd board 1/1 24 schematic diagram is subject to change without notice..
25 dvr 50 - rev. 011105-2 replacing the dvr 50 mpeg board: dvr 50 mpeg board rev. 2 ref. No. Item no. Part description pcs. Remarks 1 74104 pcb assy mpeg board dvr-50 1 rev. ≥ 4 • disconnect the power cord from the ac outlet and take all necessary esd precaution. • remove the lid. (see instructions ...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 26 schematic diagram - mpeg board 1/16 dvd receiver - em8500 page...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 27 schematic diagram - mpeg board 2/16 psu_stb vcc5v vcc3v3 vcc1v...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 28 schematic diagram - mpeg board 3/16 i2cm_sck i2cm_sda ide_pd0 ...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 29 schematic diagram - mpeg board 4/16 v_pll_1v8 xin xout clk_out...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 30 schematic diagram - mpeg board 5/16 sys_ma4 sys_ma0 sys_ma1 sy...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 31 schematic diagram - mpeg board 6/16 mpg_sd_dqm3 mpg_sd_dqm2 mp...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 32 schematic diagram - mpeg board 7/16 ide_pd7 ide_dmarq ide_irq ...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 33 schematic diagram - mpeg board 8/16 sct-v8 sct-v16 vgahs h s y...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 34 schematic diagram - mpeg board 9/16 audio-l-out audio-r-out au...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 35 schematic diagram - mpeg board 10/16 scart-l-out scart-r-out s...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 36 schematic diagram - mpeg board 11/16 u1_ri u1_cts u1_rts j_uar...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 37 schematic diagram - mpeg board 12/16 flex_md5 flex_md2 flex_md...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 38 schematic diagram - mpeg board 13/16 vcc3v3 vcc3v3 vcc3v3 vcc3...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 39 schematic diagram - mpeg board 14/16 optical-in coaxial-in vcr...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 40 schematic diagram - mpeg board 15/16 tun_rdsdata tun_rdsclk tu...
Components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f 41 schematic diagram - mpeg board 16/16 stb3v3 stb3v3 stb3v3 stb3...
42 dvr 50 - rev. 011105-2 electronic compoment data list - mpeg board refdes part name qty spec vendor u3-4 memory, sdram,143mhz,2m*32, 86tsop 2 k4s643232e-tc/l70 samsung electronics u3-4 memory, sdram,143mhz,2m*32, 86tsop 2 mt48lc2m32b2tg-7 micron tecnology inc. U3-4 memory, sdram,143mhz,2m*32, 86t...
43 dvr 50 - rev. 011105-2 d1-4 d12-24 d28 d32-43 diode, dual, bav99 fdso1203 sot-23 30 bav99 iit d1-4 d12-24 d28 d32-43 diode, dual, bav99 fdso1203 sot-23 30 bav99 philips semicondutors d1-4 d12-24 d28 d32-43 diode, dual, bav99 fdso1203 sot-23 30 mmbd1203-high national semiconductor corp. X1 x-tal, ...
44 dvr 50 - rev. 011105-2 c212 c216 c222 c224 c226 c228 cap. Cer., 10%, 0603, 3.3nf 6 c1 c8 c12-14 c17 c19-20 c23-24 c28 c31-32 c36 c42-45 c52-53 c56-58 c60- 62 c103 c106 c129 c131-132 c135-136 c167 c172 c175 c229 c236-237 c256 c300 c304 c311 c313 c2000-2001 c2003-2006 cap. Cer., 20%, 0603, 100nf, y...
45 dvr 50 - rev. 011105-2 dvr 50 turner eu/us rev. 2 replacing the dvr 50 tuner: • disconnect the power cord from the ac outlet and take all necessary esd precaution. • remove the lid. (see instructions under lid) • disconnect and remove the tuner cable. • unscrew the tuner and replace with new. 44-...
46 dvr 50 - rev. 011105-2 dvr 50 psu/amp board rev. 2 replacing the dvr 50 psu/amp fig. 44-0398/2 • disconnect the power cord from the ac outlet and take all necessary esd precaution. • remove the lid. (see instructions under lid) • disconnect all cables going to and from the psu board and mpeg boar...
47 d vr 50 - re v . 011105-2 1 2 3 4 5 a b c d e f schematic diagram - psu/amp board 1/7 47 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without not...
48 d vr 50 - re v . 011105-2 1 2 3 4 5 a b c d e f schematic diagram - psu/amp board 2/7 48 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without not...
49 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - psu/amp board 3/...
50 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - psu/amp board 4/...
51 d vr 50 - re v . 011105-2 pwm-oa-5 pwm-ob-5 pvdda-5 pvddb-5 pvdda-5 pvddb-5 pwm-oa-5 pwm-ob-5 gate-drv-sup gate-drv-sup gate-drv-sup +25v /sd-err +3.3v /valid-5 pwm-m-5 pwm-p-5 pwm-p-6 /valid-6 pwm-m-6 +3.3v /sd-err /sd-e +12v lfe-out gate-drv-sup +5vsb -12v title size document number r e v cente...
52 d vr 50 - re v . 011105-2 components having special characteristics or critical for safety are identifi ed by mark and must be replaced with components specifi ed by the manufacturer. Schematic diagram is subject to change without notice. 1 2 3 4 5 a b c d e f schematic diagram - psu/amp board 6/...
53 d vr 50 - re v . 011105-2 1 2 3 4 5 a b c d e f schematic diagram - psu/amp board 7/7 53 mclk s d in1 s d in2 s d in3 sclk lrclk sda scl /mute /rst /sd-e lfe-out +5v +12v -12v +12v +25v +25v ground gate-drv-sup +3.3v +5vsb +5vsb -12v title tas5110 amplifier from psu +25v and the gate-drv-sup is s...
54 dvr 50 - rev. 011105-2 dvr 50 loader rev. 2 • disconnect the power cord from the ac outlet and take all necessary esd precaution. • remove the lid and plastic front. (see instruction under these parts) • disconnect and unscrew the loader (44-0396/7) • make sure that the rubber tape isn’t removed....
55 dvr 50 - rev. 011105-2 how to take of 1802 loader front panel 1 2 3 4 5 6 7.
56 dvr 50 - rev. 011105-2 dvr 50 remote control ref. No. Item no. Part description pcs. Remarks 1 74122 remote control dvr 50 1 standart model.
57 dvr 50 - rev. 011105-2 lid grey dvr 50 replacing the lid grey dvr 50 • disconnect the power cord from the ac outlet and take all necessary esd precaution. • remove the lid screws (7 screws in all) 44-0402/4/5 • gently pull both sides of the lid out and open the dvr 50 unit. 44-0402/2 • the fore-e...
58 dvr 50 - rev. 011105-2 chassis sub assy w/feet dvr-50 replacing the dvr 50 chassis sub. Assy ref. No. Item no. Part description pcs. Remarks 1 74108 chassis sub assy w/feet dvr-50 1 comes whitout the loader brackets • disconnect the power cord from the ac outlet and take all necessary esd precaut...
59 dvr 50 - rev. 011105-2 dvr 50 plastic front replacing the dvr 50 plastic front ref. No. Item no. Part description pcs. Remarks 1 74109 ass plastic front “eu” dvr-50 1 comes whitout the vfd board 1 74110 ass plastic front “us” dvr-50 1 comes whitout the vfd board fig. 44-0399/2 fig. 44-0399/5 fig....
60 dvr 50 - rev. 011105-2 rear black dvr-50 replacing the rear black dvr-50 ref. No. Item no. Part description pcs. Remarks 1 74111 rear black dvr-50 1 comes whitout the serial number label • disconnect the power cord from the ac outlet and take all necessary esd precaution. • remove the lid. (see i...
61 dvr 50 - rev. 011105-2 plastic part dvd front dvr-50 replacing the dvr 50 plastic part ref. No. Item no. Part description pcs. Remarks 1 74112 plastic part dvd front dvr-50 1 • connect the power cord to the ac outlet and turn on the dvr 50. • press load (eject) on the remote control or on the fro...
62 dvr 50 - rev. 011105-2 dvr-50 cables ref. No. Item no. Part description pcs. Remarks 1 74113 cable, ribbon, 265mm, 40 pole, grey dvr-50 5 2 74114 cable, 4p,235mm,3.96/5.08mmpitch,yel, bl, bl,r dvr-50 5 3 74115 cable, 190mm,6p,main-vfd,2.0/2.0mm dp450 dvr-50 5 4 74116 cable, harness 6p pitch 2.0/2...
63 dvr 50 - rev. 011105-2 legend and abbreviations speaker units: w = woofer mid / sq = midrange (squawker) t / tw = tweeter st = super tweeter sw = subwoofer below is the color code for wire connections brown: connected to terminal “+” (bi-wiring at “low” terminal) orange: connected to terminal “-”...