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Daewoo DF-8100 Service Manual
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Daewoo DF-8100 Service Manual

Dvd recorder
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Enlarged version
Service Manual

DVD Recorder

MODEL : DF-8100/8150/8200
DF-4100/4150/4200
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 information,please refer to PPL(Parts Price List) in Service
Information Center (http://svc.dwe.co.kr).
Sep, 2004

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Summary of Contents for Daewoo DF-8100

  • Page 1: Dvd Recorder

    Service Manual DVD Recorder MODEL : DF-8100/8150/8200 DF-4100/4150/4200 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 information,please refer to PPL(Parts Price List) in Service Information Center (http://svc.dwe.co.kr).

  • Page 2: Table Of Contents

    CONTENTS SPECIFICATIONS .......................2 TROUBLE SHOOTING........................3 WAVEFORMS ..........................25 CIRCUIT DIAGRAM........................28 PCB CIRCUIT BOARD........................43 INSTRUMENT DISASSEMBLY .....................46 ELECTRICAL PARTSLIST......................48...

  • Page 3: Specifications

    TROUBLESHOOTING SPECIFICATIONS General 1. POWER CIRCUIT Power requirements 200–240V~, 50/60 Hz Power consumption Dimensions (approx.) 16.9 x 3.54 x 14.0 inches (430 x 91 x 354 mm) (w x h x d) Mass (approx.) 13.5 lbs (6.18 kg) Operating temperature 41°F to 95°F (5°C to 35°C) Operating humidity 5% to 90%...
  • Page 4 TROUBLESHOOTING TROUBLESHOOTING 2. SYSTEM CIRCUIT IC501 IC501 (Pin14) IC501 IC501 IC501 IC501 IC501 IC501 IC502 IC502...
  • Page 5 TROUBLESHOOTING TROUBLESHOOTING B. Digital Board...
  • Page 6 TROUBLESHOOTING TROUBLESHOOTING C-1. Bad playback quality (1) D. No broadcasting signal received Noise appears on the No broadcasting signal playback screen. received Is the output at IC501 pin# 61(CLK), Is noise diminished by tracking Check IC 501. Re-adjust PATH. 60 (DATA) normal? adjustment.
  • Page 7 TROUBLESHOOTING TROUBLESHOOTING G. DRUM Motor stops E. No CASSETTE Loading DRUM Motor stops. Cassette tape isnÕt inserted. Is 14V voltage obtained at P501 Check EVER 14V pin#8? (Q850). Is 5V voltage obtained at Loading Check at EVER 14V parts IC501 pin#63? Check Q850.
  • Page 8 TROUBLESHOOTING TROUBLESHOOTING 3. VIDEO circuit A. EE screen doesnÕt appear B. Playback picture doesnÕt appear 1) No VCR Playback Picture EE MODE Picture NG PB video signal missing. Is Video signal input at Check IF and SCART JACK. IC301 pin#48,50,52,54? Is Envelope output from IC301 Is 5V supplied at Is 5V supplied at IC301 pin#91?
  • Page 9 TROUBLESHOOTING TROUBLESHOOTING 2) No DVD Playback Picture No DVD Video signal Are there video signal at pin Check PC01, ICN01(CVBS out, Check PC05, P821, 5V, 12V #1,3,5,7,9,11 of P100? Y/C Out, Component Out) Power and cable connection Are there video output signal at CVBS: Check Pin #61 of JK601, JK101, JK102.
  • Page 10 TROUBLESHOOTING TROUBLESHOOTING 4. AUDIO (Hi-Fi MODEL) A. No sound in E-E mode 2) VCR Part a. RF E-E Record video signal poor. No sound in RF E-E mode Check EE MODE. Is 5V obtained at IC051 pin#1? Check Power circuit. Is luminance and color signal Is signal input into IC301 output from IC301 pin#78?
  • Page 11 TROUBLESHOOTING TROUBLESHOOTING b. AV1 E-E c. AV2 E-E No sound in AV1 E-E mode. No sound in AV2 E-E mode. Is 12V obtained at IC251 pin#34? Is 12V obtained at IC251 pin#34? Check POWER circuit. Check POWER circuit. Is 5V obtained at IC251 pin#40? Is 5V obtained at IC251 pin#40? Is Audio signal at IC251 pin#6, 7? Check Input AV1 JACK...
  • Page 12 TROUBLESHOOTING TROUBLESHOOTING e. FRONT E-E d. DVD E-E No sound in FRONT E-E No sound in DVD mode. E-E mode. Is there DVD Audio at IC102 Is 12V obtained at IC251 pin#34? Check IC102, MPEG board pin#7,8? Check POWER circuit. Is 5V obtained at IC251 pin#40? Is 12V obtained at ICD02 pin#8? Check POWER circuit.
  • Page 13 TROUBLESHOOTING TROUBLESHOOTING C. No Hi-Fi Playback audio(PLAY MODE) B. No NORMAL AUDIO playback in record/playback mode(Check in REC mode) No Normal Audio playback in record/playback mode Is 12V obtained at IC251 pin#34? Check POWER circuit. Check Input SCART JACK. Are there Audio signal at IC251 Check Input Front JACK.

  • Page 14: Waveforms

    WAVEFORMS TROUBLESHOOTING 1. VIDEO D. No Hi-Fi playback in record/playback mode (REC MODE) Check input SCART JACK. Are there Audio signal Check input front jack. at IC251 pin#2~11? Check ICD02(DVD). Is FM OSC signal at IC251 Replace IC251 pin#36? (IC301-70) 5Vp-p (IC301-70)5Vp-p (IC301-46) 520mVp-p (IC301-46) 520mVp-p...
  • Page 15 WAVEFORMS WAVEFORMS 3. SERVO/SYSCON 2. AUDIO 2-1 AUDIO(Normal) “ (IC501-18) 5Vp-p (IC501-77) 5Vp-p (IC501-76) 5Vp-p (IC501-94) 3Vp-p (IC301-15) 100mVp-p (IC301-11) 1.5Vp-p (IC301-100) 2.3Vp-p (IC301-8) 120mVp-p 2V/5msec/cm 2V/5µsec/cm 2V/5µsec/cm 1V/5msec/cm 20mV/0.5msec/cm 0.5V/0.5msec/cm 0.5V/0.5msec/cm 50mV/0.5msec/cm REC/PLAY REC/PLAY REC/PLAY PLAY ‘ (IC501-97) 4.4Vp-p (IC501-90)25Vp-p&5Vp-p (IC501-87) 2.5Vp-p (IC501-38) 2.6Vp-p...

  • Page 16: Circuit Diagram

    CIRCUIT DIAGRAM 1. SERVO & SYSCON SCHEMATIC DIAGRAM(DVDR+VCR)
  • Page 17 CIRCUIT DIAGRAM 2. AV IC SCHEMATIC DIAGRAM(DVDR+VCR)
  • Page 18 CIRCUIT DIAGRAM 3. Hi-Fi & SW & IN OUT CIRCUIT SCHEMATIC DIAGRAM(DVDR+VCR)
  • Page 19 CIRCUIT DIAGRAM 4. ADC/DAC/VIDEO AMP...
  • Page 20 CIRCUIT DIAGRAM 5. PIF CIRCUIT DIAGRAM...
  • Page 21 CIRCUIT DIAGRAM 6. FRONT PART SCHEMATIC DIAGRAM...
  • Page 22 CIRCUIT DIAGRAM 7. POWER SUPPLY SCHEMATIC DIAGRAM...
  • Page 23 CIRCUIT DIAGRAM 8. 8602 CODEC...
  • Page 24 CIRCUIT DIAGRAM 9. TERMINATION...
  • Page 25 CIRCUIT DIAGRAM 10. DDR/SDRAM...
  • Page 26 CIRCUIT DIAGRAM 11. RST/AV/ELINK/CONNECTOR...
  • Page 27 CIRCUIT DIAGRAM 12. FLASH/ATAPI...
  • Page 28 CIRCUIT SCHEMATICS 13. 1394 PHY...
  • Page 29 CIRCUIT SCHEMATICS 14. POWER CONNECTOR...
  • Page 30 CIRCUIT SCHEMATICS 15. VIDEO DECORDER (SAA7115)

  • Page 31: Pcb Circuit Board

    PCB CIRCUIT BOARD 1. MAIN PCB...
  • Page 32 PCB CIRCUIT BOARD 2. FRONT PANEL PCB...
  • Page 33 PCB CIRCUIT BOARD 4. MPEG PCB 3. POWER PCB...

  • Page 34: Instrument Disassembly

    INSTRUMENT DISASSEMBLY INSTRUMENT DISASSEMBLY...

  • Page 35: Electrical Partslist

    ELECTRICAL PARTSLIST ELECTRICAL PARTSLIST Caution: In this Service Manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the latest parts information, please refer to PPL(Parts Price List) in Service information Center(http://svc.dwe.co.kr) PARTS CODE PARTS NAME PARTS DESCRIPTION...
  • Page 36 ELECTRICAL PARTSLIST ELECTRICAL PARTSLIST PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK CD105 HCFH104ZBA C CHIP CERA 25V Y5V 0.1MF Z 1608 R223 HRFS182JBA R CHIP...
  • Page 37 ELECTRICAL PARTSLIST ELECTRICAL PARTSLIST PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK C276 CEXF1C470A C ELECTRO 16V RSM 47MF (5X7) TP CD116 CEXF1A471V C ELECTRO 10V RSS 470MF (8X11.5) TP...
  • Page 38 ELECTRICAL PARTSLIST ELECTRICAL PARTSLIST PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK R268 RN-AZ3902F R METAL FILM 1/6 39K OHM F R539 RD-AZ431J- R CARBON FILM...
  • Page 39 ELECTRICAL PARTSLIST ELECTRICAL PARTSLIST PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK AL02 2193011100 SOLDER WIRE 60 SNA 1.2D PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK JP250 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING JP347 85801065GY...
  • Page 40 ELECTRICAL PARTSLIST ELECTRICAL PARTSLIST PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK D713 DZN4148 - DIODE 1N4148 AUTO 52MM CD20 HCFH104ZBA C CHIP CERA 25V Y5V 0.1MF Z 1608...
  • Page 41 ELECTRICAL PARTSLIST ELECTRICAL PARTSLIST PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK CN06 HCFH104ZBA C CHIP CERA 25V Y5V 0.1MF Z 1608 CV18 HCFH104ZBA C CHIP CERA...
  • Page 42 ELECTRICAL PARTSLIST ELECTRICAL PARTSLIST PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK L821 56C339K705 COIL CHOKE 3R3K(3.3UH) D828 D Z 1 F 3 E DIODE FR 1F3E RC20...
  • Page 43 DAEWOO ELECTRONICS Corp. 686, AHYEON-DONG MAPO-GU SEOUL, KOREA C.P.O. BOX 8003 SEOUL, KOREA...

This manual is also suitable for:

Df-8150Df-4100Df-8200Df-4150Df-4200