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Daewoo DC-S83D1D Service Manual

Summary of DC-S83D1D

  • Page 1

    S/m no. : vdc s 83pet1 service manual model: dc-s83d1d dc-s84d1s dc-s84d1d dc-s85d1d dc-s86d1d dc-s86d1p dc-s87d1d dc-s88d1d dc-s89d1d dc-s8cd1d ✔ caution : in this manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the latest parts i...

  • Page 2

    1 specifications ...............................................................................................................2 advantages of this product....................................................................................3 trouble shooting.............................................

  • Page 3

    2 advantages of this product 3 specifications ¥ dvd, vcd, cd, cd-r(mp3), cd-rw, vhs ¥ watching dvd for recording broadcast ¥ integrated remote control (vcr, dvd) ¥ viss function ¥ multiplex sound playback/record ¥ high sound quality of 6 head hi-fi ¥ simple record function ¥ mp3/jpeg file playback f...

  • Page 4

    5 troubleshooting 4 advantages of this product ¥ parental lock function (dvd) this function can prevent playback of software that may be unsuitable for children. ¥ multi audio function (dvd) the audio soundtrack can be heard in up to 8 languages. In the case of svcd or vcd, it depends on the disc. (...

  • Page 5

    7 2. System circuit troubleshooting 6 troubleshooting noise appears on the playback screen. Is noise diminished by tracking adjustment. Noise band is trembled up and down? Re-adjust path. Is the height of ctl head normal? No dust? Is there problem in ctl input circuit and amplifier. Yes no no no is ...

  • Page 6

    9 troubleshooting 8 troubleshooting no broadcasting signal received is the output at ic501 pin# 61(clk), 60 (data) normal? Is sif,video output at tmi(rf101) pin#16,19 normal? Check ic 501. Check ic301. Check ic501. Yes yes no no no is video signal input at ic501 pin#50? Is there video output at ic50...

  • Page 7

    11 troubleshooting 10 troubleshooting f. Drum motor stops g. Capstan doesnÕt rotate capstan doesnÕt rotate. Is ever 14v voltage obtained at p501 pin#2? Yes no no no yes yes is capstan pwm fit to ic501 pin#77? Is 3.2v voltage obtained at p501 pin#5? Is 2.7v voltage obtained at p501 pin#9? Check p501 ...

  • Page 8

    13 troubleshooting 12 troubleshooting b. Playback picture doesnÕt appear yes yes is y signal output at ic301 pin#46? Is video signal output at ic301 pin#65? Check and replace ic301. Pb video signal missing. Is envelope output from ic301 pin#79? No no same as ee mode check. Is 5v supplied at ic301 pi...

  • Page 9

    15 troubleshooting 14 troubleshooting no is video signal input at ic501 pin#50? Check power circuit. No osd appears. Is 5v obtained at ic501 pin# 53, 98, 99? Is video signal output at ic501 pin#52? No replace ic501. D. No osd(on screen display) appears yes yes no check ic 501. Check ic 501. No check...

  • Page 10

    17 troubleshooting 16 troubleshooting b. Av1 e-e no sound in av1 e-e mode. No check input av1 jack is audio signal at ic251 pin#6, 7? Is audio signal output at ic601 pin #3, 13? Check ic501. Is audio signal output at ic251 pin#16,17? Are clk and data obtained at ic251 pin#42,43? No is 5v obtained at...

  • Page 11

    19 troubleshooting 18 troubleshooting d. Dvd e-e no sound in dvd e-e mode. Is there dvd audio at icd01 pin#7,8? Is 12v obtained at icd03 pin#8? Is audio(dvd) signal at ic601 pin#2,15? Yes yes check icd03. No check icd01, dvd board no check power circuit. No is dvd audio signaloutput at icd03 pin#1,7...

  • Page 12

    21 20 b. No hi-fi playback audio(play mode) no check a.Sw at ic501 pin#19. Is audio signal at ic251 pin#41? Is audio signal output at ic601 pin #3, 13? Check ic501. Is audio signal output at ic251 pin#16,17? Are clk and data obtained at ic251 pin#42,43? No is 5v obtained at ic251 pin#40? Replace ic2...

  • Page 13

    23 waveforms 22 troubleshooting e. No normal audio playback in record/playback mode(check in rec mode) no normal audio playback in record/playback mode are there audio signal at ic251 pin#4~9? Is there recording signal at ic251 pin#21? Check input line1 jack. Check input line2 jack. Check icd03(dvd)...

  • Page 14

    24 25 waveforms waveforms 2. Audio 2-1 audio(normal) 2-2 audio(hi-fi) * (ic301-15) 100mvp-p 20mv/0.5msec/cm rec ( (ic301-11) 1.5vp-p 0.5v/0.5msec/cm rec ) (ic301-100) 2.3vp-p 0.5v/0.5msec/cm rec 1 (ic301-8) 120mvp-p 50mv/0.5msec/cm play 2 (p202-2) 75vp-p 10v/20 µ sec/cm rec 3 (ic251-2) 80mvp-p 20mv/...

  • Page 15

    26 circuit diagram 1. Power circuit diagram.

  • Page 16

    27 circuit diagram 2. Syscon circuit diagram dvd rec vcr.

  • Page 17

    28 circuit diagram 3. Video/audio circuit diagram.

  • Page 18

    29 4. Hifi & sw & input circuit diagram circuit diagram.

  • Page 19

    30 circuit diagram 5. Pif circuit diagram.

  • Page 20

    31 circuit diagram 6. Dvd circuit diagram.

  • Page 21

    32 circuit diagram.

  • Page 22

    33 circuit diagram.

  • Page 23

    34 circuit diagram.

  • Page 24

    35 pcb circuit board 1-1 . Vcr (main).

  • Page 25

    36 pcb circuit board 1-2. Power.

  • Page 26

    37 pcb circuit board 1-3. Dvd (main).

  • Page 27

    39 instrument disassembly 1. Deck disassembly perform all disassembly procedures in the order presented. When reassembling, use the reverse procedure. Make sure that all leads/ wiring are routed correctly when reassembling. Fig. 1 a. Top cover removal @ remove a screws ! Remove three screws # remove...

  • Page 28

    41 instrument disassembly 40 instrument disassembly fig. 4 d. Deck and main parts disassembly ! Remove 6 screws, then remove deck @ remove 4 screws, then remove loader # remove 3 screws, then remove power pcb fig. 5 e. Main pcb disassembly @ remove 2 screws, then remove main pcb ! Remove 2 screws.

  • Page 29

    43 instrument disassembly 42 instrument disassembly f. Main chassis disassembly fig. 6 ! Remove 4 screws, then remove main g. Explode view no part name part no. Q ty material remark 1 dvd vcr cover top 97p0483505 1 secc t0.5+paint (5 screw hole) 2 screw tapptite 7173300812 5 tt2 bin 3x8 bk cover top...

  • Page 30

    45 electrical partslist 44 electrical partslist loc parts code parts name parts descr remark 03 pvmcase531 chassis main as dc-s86d1d-nb/i a001 97p0612700 chassis main hips(hb) a002 97p93617d0 label spec pe film(131*47) a003 97p0992902 plate a/v back pvc t0.3 a005 97p0482801 cover bottom secc t0.8 a0...

  • Page 31

    Loc parts code parts name parts descr remark r606a hrfs750jba r chip 1/16 75 ohm j 1608 r607 hrfs512jba r chip 1/16 5.1k ohm j 1608 r608 hrfs512jba r chip 1/16 5.1k ohm j 1608 r611a hrfs750jba r chip 1/16 75 ohm j 1608 r613 hrfs750jba r chip 1/16 75 ohm j 1608 r614 hrfs750jba r chip 1/16 75 ohm j 16...

  • Page 32

    Loc parts code parts name parts descr remark c152 cexf1h109a c electro 50v rsm 1mf (4x7) tp c154 cexf1h109a c electro 50v rsm 1mf (4x7) tp c158 cexf1h479a c electro 50v rsm 4.7mf 4x7 c201 cexf1c100a c electro 16v rsm 10mf 5x7 c204 cexf1c220a c electro 16v rsm 22mf (5x7) c205 cexf1c470a c electro 16v...

  • Page 33

    51 loc parts code parts name parts descr remark rd50 rd-az221j- r carbon film 1/6 220 ohm j rd51 rd-az221j- r carbon film 1/6 220 ohm j rd52 rd-az221j- r carbon film 1/6 220 ohm j rd54 rd-az101j- r carbon film 1/6 100 ohm j rd56 rd-az101j- r carbon film 1/6 100 ohm j rd57 rd-az101j- r carbon film 1/...

  • Page 34

    Loc parts code parts name parts descr remark cb44 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cb45 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cb46 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cc24 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cc31 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cc37 hcqk3...

  • Page 35

    55 electrical partslist 54 electrical partslist loc parts code parts name parts descr remark m200 pvldasbd02 dvd mecha as combo,sankyo v3.5,ffc 135mm na01 97la108600 main chassis as ddm-4000 na02 97p93b2104 label cd(dvd mecha) paper(9x25) all model na07 97la109200 comb pcb as(c) ddm-4031 nb07 97l650...

  • Page 36

    56 electrical partslist.

  • Page 37

    686, ahyeon-dong mapo-gu seoul, korea c.P.O. Box 8003 seoul, korea daewoo electronics corp..