1. DL manuals
  2. Daewoo
  3. Stereo System
  4. RD-400 Series
  5. Service Manual

Daewoo RD-400 Series Service Manual

Manual is about: Daewoo DVD Micro System RD-400 Service Manual

Summary of RD-400 Series

  • Page 1

    Service manual s/n no. : feb. 2004 daewoo dat co., ltd. Mini component system model: dvd micro system rd-400 ( ) series 9cd8303000 jan. 2005 series only.

  • Page 2

    1. Safety precautions......................................................1/2 2. Specifications....................................................................3 3. Location of users controls....................................4/6 front panel rear panel display remote controller 4. Connecting to...

  • Page 3

    1. Safety precautions warning: to prevent fire or electric shock, do not expose this appliance to rain or moisture. Caution :to reduce the risk if electric shock, do not remove cover (or back). No user serviceable parts inside. Refer servicing to qualified service personnel. This symbol is intended ...

  • Page 4

    1. Safety precautions 13.Outdoor antenna grounding - if an outside antenna is connected to the receiver be sure the antenna system is grounded so as to provide some protection against voltage surges and built-up static charges. Article 810 of the national electrical code, ansi/nfpa 70, provides info...

  • Page 5

    2. Specifications 3.

  • Page 6

    3. Location of users controls 4 front panel 1. Remote control sensor 2. Display 3. Disc tray 4. Standby/on button 5. Standby/on led lamp 6. Phones jack 7. Play ( ) button 8. Stop ( ) button 9. Prev ( ) button 10. Next ( ) button 11. Usb jack(option) 12. Microphone jack 13. Mic. Volume control 14. Fu...

  • Page 7

    3. Location of users controls 5 rear panel display 1 4 11 13 16 18 19 21 2 6 8 3 5 7 9 10 12 14 15 17 20 23 22 24 1. Dolby digital indicator 2. Pro logic ii indicator 3. Dts indicator 4. Title indicator 5. Dvd indicator 6. Chapter indicator 7. Vcd indicator 8. Track indicator 9. Mp3 indicator 10. Sl...

  • Page 8

    6 3. Location of users controls remote controller 1. Standby/on button 2. Open/close button 3. Mute button 4. Input selector: dvd button/ tv system(pal/ntsc: dvd only) button 5. Input selector: video button 6. Input selector: tuner button 7. Fast reverse(fr) ( ) button 8. Fast forward(ff) ( ) button...

  • Page 9

    4. Connecting to equipment 7 if the tv or monitor is equipped with an s video input, make the s video connection in addition to the normal video connection. The s video connection will provide higher quality picture playback. 21-pin scart cable(not included) to 21-pin scart input terminal on tv scar...

  • Page 10

    4. Connecting to equipment 8 connecting to speaker connecting to recoring equipment before connecting this machine is designed to reproduce optimum sound quality when speakers with the specified impedance below are connected. Please check the following information and choose speakers with appropriat...

  • Page 11

    5. Firmware upgrade preparing the firmware upgrade activating the firmware upgrade 1. Write a disc to update file by pc writing program. 2. A size of dummy folder is more than 10m bite. (ex : font_dw, attached picture) 3. Put firmware file in a disc. 1. Open the door of dvd receiver. 2. Insert the u...

  • Page 12

    5. Firmware upgrade read the disc. 1. Automatically open the door, after read from disc. 2. Take a disc out of a tray completed update. 1. Automatically power off (about 15 sec),after complete update. 2. Press power button, the system is working. Done 10 check the update version. 1. Open the door of...

  • Page 13

    6. Trouble shooting guide 11 start 1. Basic operating is standby led on? Check power supply circuit. Check connection cn901, cn951. No turn power on. Is power on? Yes check dvd processor circuit. Ic501 block. No does initial read work? Yes check dvd mechanism. Check rf circuit ic301. No does it play...

  • Page 14

    12 6. Trouble shooting guide start 1. Initial operating is standby led on? No initial operation ok. Yes check osc waveform of xc501. Check i2c line of ic504. Yes yes check interface of vfd driver yes is power on? Check connection cn901/cn951. Check power supply. No no no no yes check dvd power suppl...

  • Page 15

    3. Audio abnormal check if the i2s output of ic501 is ok? Replace ic501. No check if thei2s input of ic861 is ok? Yes check chip resistor ha861 check if the output of ic861 is ok? Yes no yes yes yes ok audio abnormal of dvd function check if suppled power is ok? Check regulator circuit. Ic904. Yes n...

  • Page 16

    14 6. Trouble shooting guide 3. Audio abnormal check if the audio output of ic401 is ok? Check if the audio output of ic421 is ok? Check if the audio input of iic401 is ok? No yes no check audio in line of j481 check regulator circuit ic902, 903 yes no yes 1 audio abnormal of tuner /video input func...

  • Page 17

    5. Audio control abnormal yes no ok check remote receiver rm701 yes no replace ic501 check if the data of ic501 is ok? Check input data of rmc is ok? Audio abnormal of remote control 6. Trouble shooting guide 5. Audio control abnormal no yes check if the data of ic501 is ok? No yes ok audio abnormal...

  • Page 18

    6. Trouble shooting guide 6. Video output abnormal yes check if the output of ic501 is ok? Ok video abnormal of component check setup is ok? Setting for rgb mode. Yes no replace ic501 no check the output of jack is ok? Yes no check filter circuit. Check crystal is ok? Yes replace cystal, xc501. No 1...

  • Page 19

    6. Trouble shooting guide 6. Video output abnormal yes check if the output of ic501 is ok? Ok video abnormal of s-video check setup is ok? Setting for s-video mode. Yes no replace ic501 no check the output of jack is ok? Yes no check filter circuit. Check crystal is ok? Replace crystal, xc501. No 17...

  • Page 20

    6. Trouble shooting guide 6. Video output abnormal yes check if the output of ic501 is ok? Ok video abnormal of composite yes replace ic501 check the output of ic481 is ok? No no check the output of jack is ok? Yes yes no check filter circuit. Check crystal is ok? Replace crystal, xc501. No check th...

  • Page 21

    6. Trouble shooting guide 7. Mecha control abnormal yes check if the data input of ic501 is ok? Ok control abnormal of open/close yes replace ic501 check the output of ic303 pin 1,7 is ok? No no yes check vfd data is ok? Replace front pcb ass'y. Check connection cn701. Check data waveforn of vfd_dat...

  • Page 22

    6. Trouble shooting guide 7. Mecha control abnormal yes check if the data input of ic501 is ok? Ok control abnormal of disc loading yes replace ic501 check the output of ic302 is ok? No no yes check vfd data is ok? Replace front pcb ass'y. Check connection cn701. Check data waveforn of vfd_data, clk...

  • Page 23

    7. Waveforms of major check method • audio out signal waveform • dac output signal waveform • optical output audio data signal waveform • pwm output waveform during normal play • serial data output waveform during normal play 21 test point : dvd test disc mdvd-w111 track2 color bar.

  • Page 24

    • pr output data waveform in component output • pb output data waveform in component output • y output data waveform in component output 7. Waveforms of major check method test point : dvd test disc mdvd-w111 track2 color bar 22.

  • Page 25

    • composite output data waveform in monitor output • s-video output data waveform 7. Waveforms of major check method test point : dvd test disc mdvd-w111 track2 color bar 23.

  • Page 26

    8. Internal block diagram of ics • 74hc374 24 • 74hcu04 • ba6287f • bu4052 y 0 1 y 2 2 common y 3 y 3 4 y 1 5 inh 6 v ee 7 v ss 8 16 15 14 13 12 11 10 9 v dd x 2 x 1 x x 0 x 3 a b y 0 b y out / in inh v ee x out / in a common y 2 y 3 y 1 x 2 x 1 x 0 x 3.

  • Page 27

    • ld1117a 8. Internal block diagram of ics 25 • cs4340 • fan8024db • la7952.

  • Page 28

    8. Internal block diagram of ics 26 • es6629fd/es6698fd • m29w800db.

  • Page 29

    8. Internal block diagram of ics 27 pt2314.

  • Page 30

    8. Internal block diagram of ics 28 • pt6315 • pt8311.

  • Page 31

    9. Block diagram t u o w s t u o e n i l t u o o e d i v n i o i d u a n i o e d i v p m a c i m c i m r e k a e p s d f v t u o o e d i v t u o l a t i g i d t u o o e d i v - s p m a f r r e v i r d r o t o m r e d o c e d d f 9 2 6 6 s e d f 8 9 6 6 s e 1 0 5 c i r e f f u b t u o e n i l r e t r...

  • Page 32

    10. Wiring diagram 30

  • Page 33

    11. Schematic diagram mpeg section d f 8 9 6 6 s e d f 9 2 6 6 s e 1 0 5 c i 31.

  • Page 34

    11. Schematic diagram mpeg rf section 32.

  • Page 35

    11. Schematic diagram i/o section 33.

  • Page 36

    11. Schematic diagram front section 34.

  • Page 37

    11. Schematic diagram k c o l b t p power section 35.

  • Page 38

    12. Printed circuit diagram 36 front [top view].

  • Page 39

    12. Printed circuit diagram 37 front [bottom view].

  • Page 40

    12. Printed circuit diagram 38 main [top view].

  • Page 41

    12. Printed circuit diagram 39 main [bottom view].

  • Page 42

    12. Printed circuit diagram 40 mpeg [top view].

  • Page 43

    12. Printed circuit diagram 41 mpeg [bottom view].

  • Page 44

    14. Exploded view and mechanical parts list 42.

  • Page 45

    14. Exploded view and mechanical parts list 43.

  • Page 46

    Loc. Part code part name description remark b801 9cd6596500 pcb main 247x247x1.6t ce811 cexf1e470v c electro 25v rss 47mf (5x11) ce812 cexf1e470v c electro 25v rss 47mf (5x11) ce813 cexf1h339v c electro 50v rss 3.3mf (5x11) ce814 cexf1h339v c electro 50v rss 3.3mf (5x11) ce815 cexf1h339v c electro 5...

  • Page 47

    Loc. Part code part name description remark cm901 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 cm902 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 cm903 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 cm904 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 cm907 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 cm908 ...

  • Page 48

    Loc. Part code part name description remark hc872 hcbk222kba c chip cera 50v x7r 2200pf k 1608 hc873 hcqk100jba c chip cera 50v ch 10pf j 1608 hc874 hcbk102kba c chip cera 50v x7r 1000pf k 1608 hc875 hcbk102kba c chip cera 50v x7r 1000pf k 1608 hc876 hcqk100jba c chip cera 50v ch 10pf j 1608 hc877 h...

  • Page 49

    Loc. Part code part name description remark hr836 hrft183jba r chip 1/10 18k ohm j 1608 hr839 hrft820jba r chip 1/10 82 ohm j 1608 hr841 hrft102jba r chip 1/10 1k ohm j 1608 hr842 hrft104jba r chip 1/10 100k ohm j 1608 hr843 hrft104jba r chip 1/10 100k ohm j 1608 hr844 hrft562jba r chip 1/10 5.6k oh...

  • Page 50

    Loc. Part code part name description remark ic871 1stk433030 ic power stk433-030 ic902 1kia7812ap ic regulator kia7812ap ic903 1kia7912ap ic kia7912ap (mold) ic904 1ka278r05- ic regulator ka278r05pi ic905 1kia7805ap ic regulator kia7805ap j871 9736323400 jack speaker sp024 b4, cj9007-040 jw801 w581g...

  • Page 51

    Loc. Part code part name description remark jw859 w581gy1005 wire jumper awg22 1/0.65 sn 10 auto jw860 w581gy1005 wire jumper awg22 1/0.65 sn 10 auto jw861 w581gy1005 wire jumper awg22 1/0.65 sn 10 auto jw862 w581gy1005 wire jumper awg22 1/0.65 sn 10 auto jw863 w581gy1005 wire jumper awg22 1/0.65 sn...

  • Page 52

    Loc. Part code part name description remark cw301 9cd6273500 conn wafer 52559-2492 cw302 9728810900 conn wafer 2.0mm ph-5a 5p cw303 9728811800 conn wafer 2.0mm ph-6a 6p cw501 9cd6269000 conn wafer 52806-2510 cw502 9736408600 conn wafer smaw200-34 cw503 9728811800 conn wafer 2.0mm ph-6a 6p ha501 hrtt...

  • Page 53

    Loc. Part code part name description remark hc509 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc510 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc511 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc512 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc513 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc514 ...

  • Page 54

    Loc. Part code part name description remark hc578 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc579 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc580 hcqk471jba c chip cera 50v ch 470pf j 1608 hc581 hcqk471jba c chip cera 50v ch 470pf j 1608 hc582 hcqk471jba c chip cera 50v ch 470pf j 1608 hc583 hcq...

  • Page 55

    Loc. Part code part name description remark hr329 hrft103jba r chip 1/10 10k ohm j 1608 hr330 hrft152jba r chip 1/10 1.5k ohm j 1608 hr331 hrft105jba r chip 1/10 1m ohm j 1608 hr340 hrft102jba r chip 1/10 1k ohm j 1608 hr341 hrft512jba r chip 1/10 5.1k ohm j 1608 hr342 hrft100jba r chip 1/10 10 ohm ...

  • Page 56

    Loc. Part code part name description remark ic302 1fan8024cd ic ic,motor driver ic303 1ba6287f-- ic ba6287f driver ic304 1tl3472cd- ic opamp,tl3472 ic501 1es6698fd- ic mpeg ic, mpeg decoder es6698fd ic502 1l128168a- ic sdram m12l 128168a sdram(128m) ic503 1m29w160eb ic flash m29w160db flash(16m) ic5...

  • Page 57

    Loc. Part code part name description remark hc455 hcqk101jba c chip cera 50v ch 100pf j 1608 hc456 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc457 hcbk104kba c chip cera 50v x7r 0.1mf z 1608 hc458 hcqk101jba c chip cera 50v ch 100pf j 1608 hc459 hcqk101jba c chip cera 50v ch 100pf j 1608 hc461 hcq...

  • Page 58

    Loc. Part code part name description remark hr458 hrft473jba r chip 1/10 47k ohm j 1608 hr459 hrft104jba r chip 1/10 100k ohm j 1608 hr460 hrft750jba r chip 1/10 75 ohm j 1608 hr461 hrft104jba r chip 1/10 100k ohm j 1608 hr462 hrft391jba r chip 1/10 390 ohm j 1608 hr463 hrft473jba r chip 1/10 47k oh...

  • Page 59

    Loc. Part code part name description remark jw427 w581gy7595 wire jumper awg22 1/0.65 sn 7.5 auto jw428 w581gy7595 wire jumper awg22 1/0.65 sn 7.5 auto jw429 w581gy7595 wire jumper awg22 1/0.65 sn 7.5 auto jw430 w581gy7595 wire jumper awg22 1/0.65 sn 7.5 auto jw431 w581gy6095 wire jumper awg22 1/0.6...

  • Page 60

    Loc. Part code part name description remark hd702 dzds160--- diode sw chip kds160 hd703 dzds160--- diode sw chip kds160 hd704 dzds160--- diode sw chip kds160 hd705 dzds160--- diode sw chip kds160 hd706 dzds160--- diode sw chip kds160 hd707 dzds160--- diode sw chip kds160 hd751 dzds160--- diode sw ch...

  • Page 61

    Loc. Part code part name description remark jw704 w581gy1505 wire jumper awg22 1/0.65 gy 15 auto jw705 w581gy1505 wire jumper awg22 1/0.65 gy 15 auto jw706 w581gy1005 wire jumper awg22 1/0.65 sn 10 auto jw707 w581gy12j5 wire jumper awg22 1/0.65 sn 12.5 auto jw708 w581gy12j5 wire jumper awg22 1/0.65 ...

  • Page 62

    Loc. Part code part name description remark vr751 5v1503730b vr rotary xv09211npv20f1b50k xc701 ztb455et3c resonator cera 455khz loc. Part code part name description remark b951 9cd6596800 pcb power cd951 9736910800 ac cord ly-21 1800mm h03vvh2-f 2*0.75 ce951 cexf1c102v c electro 16v rss 1000mf (10x...