Daewoo DHC-XD350 Service Manual
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Daewoo DHC-XD350 Service Manual

Daewoo DHC-XD350 Service Manual

Digital home cinema system
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Digital Home Cinema System
DHC-XD350

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Summary of Contents for Daewoo DHC-XD350

  • Page 1 Digital Home Cinema System DHC-XD350...

  • Page 2: Table Of Contents

    DIGITAL HOME CINEMA SYSTEM DHC-XD350 Contents 1. SAFETY PRECAUTIONS............3/4 11. SCHEMATIC DIAGRAM..........35/41 - AM SCHEMATIC DIAGRAM. -. FRONT SCHEMATIC DIAGRAM. 2. SPECIFICATIONS..............5 -. DDX SCHEMATIC DIAGRAM. -. IO SCHEMATIC DIAGRAM. 3. LOCATION OF USERS CONTROLS........6/8 -. MPEG DECODER SCHEMATIC DIAGRAM.

  • Page 3: Safety Precautions

    1. Safety Precautions WARNING: TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE laundry tub, in a wet basement, or near a swimming pool, THIS APPLIANCE TO RAIN OR MOISTURE. and the like. 2. Carts and Stands - The appliance PORTABLE CART CAUTION should be used only with a cart or...

  • Page 4: Safety Precautions

    1. Safety Precautions 13.Outdoor Antenna Grounding - If an outside antenna is 15.Object and Liquid Entry - Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through connected to the receiver be sure the antenna system is openings.

  • Page 5: Specifications

    2. Specifications DHC-XD350 Power supply Power consumption Standby 2Watt Voltage ( Option ) Operating 80Watt AC 110V or 120V or 127V or Dimensions (W x D x H) / Weight 220V or 230V or 240V (50/60Hz) 360 x 380 x 70mm/ 6.7 kg Front Amp.

  • Page 6: Display

    DHC-XD350 DIGITAL HOME CINEMA SYSTEM DHC-XD350 OPEN/CLOSE PLAY STOP PREV NEXT FUNCTION DOWN VOL. ON/OFF PHONES POWER SKIP Front panel 1. POWER ON/OFF switch 8. OPEN/CLOSE ( ) button 2. DVD/VIDEO CD/MP3 CD/audio CD disc tray 9. PLAY ( ) button 3.

  • Page 7: Location Of Users Controls

    3. Location of Users Controls DHC-XD350 -. Rear Panel 1. COMPONENT VIDEO OUTPUT Y/Cb/Cr jacks 8. FRONT SPEAKER connector or SCART jack(Optional) 9. REAR SPEAKER connector 2. S VIDEO MONITOR OUT jack 10. Power cord 3. AUX IN jacks 11. FM ANTENNA connector 4.

  • Page 8: Display

    3. Location of Users Controls -. Remote Controller DHC-XD350 1. STANDBY/ON button 2. OPEN/CLOSE button 3. MUTE button 4. INPUT SELECTOR: DVD button 5. INPUT SELECTOR: TUNER button 6. INPUT SELECTOR: VIDEO, TV/AUX button 7. FAST REVERSE(FR) ( ) button 8.

  • Page 9: Connecting To Equipment

    4. Connecting to Equipment -. Connecting to TV DHC-XD350 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.

  • Page 10: Connecting To Audio & Video

    4. Connecting to Equipment -. Connecting to AUDIO & VIDEO DHC-XD350...

  • Page 11: Connecting To Speaker

    4. Connecting to Equipment -. Connecting to Speaker DHC-XD350 Before connecting Refer also to the instruction manuals of the speakers. 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 appropriate impedance for the connections.

  • Page 12: Trouble Shooting Guide

    5. Trouble Shooting Guide -. Audio Part DHC-XD350 1. Basic Operating 2. Front Micom Circuit Push power on. Push power on. Does DVD appear at VFD ? Is STANDBY LED on? Check POWER SUPPLY circuit. Check connection CN703, WC700. Check Power Turn Power on.

  • Page 13: Display

    5. Trouble Shooting Guide -. Front Circuit DHC-XD350 Push power on. LED ON STANDBY ON Check if the POWER PART of the FRONT is OK. Refer to POWER SUPPLY LED OFF circuit. Check if the CN703 is OK. Check if the REMOCON waveform of the IC703 PIN(31).

  • Page 14: Display

    5. Trouble Shooting Guide -. Audio Part DHC-XD350 1. DVD Abnormal(w/o DSP) AUDIO Abnormal Check if the WC701 is OK. Reconnect it Check if the IC202 Check if the PIN 23,24, 27, 28, 29, CW507 30, 33, 34 and IC201 waveform is OK.

  • Page 15: Display

    5. Trouble Shooting Guide -. Audio Part DHC-XD350 2. DVD Abnormal(with DSP) AUDIO Abnormal Check if the WC701 is OK. Reconnect it Check if the IC202 Check if the PIN 23,24, 27, 28, 29, CW507 30, 33, 34 and IC201 waveform is OK.
  • Page 16 5. Trouble Shooting Guide -. Audio Part DHC-XD350 DVD Recout Abnormal H/P output Abnormal Check if the IC202 PIN Check if the IC208 is OK. is OK. Refer to MPEG PCB. Refer to DDX IC202. Refer to DSP PCB. Check if the...

  • Page 17: Display

    5. Trouble Shooting Guide -. Audio Part DHC-XD350 Optional in OPTICAL OUT Abnormal(with DSP Abnormal option) Check if the IC407 Check if the PIN 3 waveform is OK. IC408 PIN 1 is OK. Check if the IC408 Check if the IC407 PIN 3 is OK.

  • Page 18: Display

    5. Trouble Shooting Guide -. Audio Part DHC-XD350 SOUND Abnormal OPEN/CLOSE Abnormal Check if the IC201, 202 Check if the FRONT PIN 1, 2 waveform CONTROL is OK. is OK. Refer to MPEG circuit. Check if the WC700 Refer to DSP circuit.

  • Page 19: Trouble Shooting Guide

    5. Trouble Shooting Guide -. Audio Part DHC-XD350 DISC READ Abnormal PICK-UP unit control Abnormal Check if the CN706 is Check if the CN706 is OK. Check POWER SUPPLY circuit. Check Power Supply Circuit. Check if the ATAPI Cable is normally.

  • Page 20: Dvd Program Download Method

    6. DVD Program Download Method DHC-XD350 INSERT THE UPDATE DISC INTO THE DISC TRAY, THEN THE DVD RECEIVER READS THE DISC AND UPDATE THE FIRMWAFE ITSELF AS FOLLOWINGS. @ INSERT THE UPDATE DISC. "Bank 30. Rom" STATUS MONITOR SET CONDITION...

  • Page 21: Audio Out Signal Waveform

    7. Waveforms of Major Check Method DHC-XD350 TEST POINT : DVD TEST DISC MDVD-W111 TRACK2 COLOR BAR -. Audio Out Signal Waveform -. DAC Output Signal Waveform -. Optical Output Audio Data Signal waveform -. L/R Clock Data Waveform During Normal Play...

  • Page 22: Cr Output Data Waveform In Component Output

    7. Waveforms of Major Check Method DHC-XD350 TEST POINT : DVD TEST DISC MDVD-W111 TRACK2 COLOR BAR -. Cr Output Data Waveform in Component Output -. Cb Output Data Waveform in Component Output -. Y Output Data Waveform in Component Output...

  • Page 23: Internal Block Diagram Of Ics

    8. Internal Block Diagram of ICs DHC-XD350 AK-4112A...
  • Page 24 8. Internal Block Diagram of ICs DHC-XD350 AME1117 STA304A LEFT_A LRCKI / SYNC LEFT_B BICKI BIT_CL RIGHT_A RIGHT_B SDI_1 / SDATA _OUT SLEFT_A SDI_2 / SDATA_ IN SLEFT_B SRIGHT_A SRIG HT_B LFE_A S/PDIF LFE_B LRCKO B ICKO SDO_1 SDO_2 SDO_3...
  • Page 25 8. Internal Block Diagram of ICs DHC-XD350 CS4228A BA4560F...
  • Page 26 8. Internal Block Diagram of ICs DHC-XD350 STA500 IN1A IN1A 1000 F L18 22 H IBIAS +3.3V OUT1A CONFIG 100nF OUT1A PWRDN PWRDN GND1A 330pF PROTECTIONS 100nF FAULT & LOGIC 470nF R100 C101 TRI-STATE 100nF 100nF TH_WAR OUT1B 100nF TH_WAR...
  • Page 27 8. Internal Block Diagram of ICs DHC-XD350 CS4341 Reset MUTEC Mute Control Serial Data SDATA AOUTA Analog Output A Serial Clock SCLK Analog Power ft/Right Clock LRCK AGND Analog Ground Master Clock MCLK AOUTB Analog Output B SCL/CCLK SCL/CCLK REF_GND Reference Ground...

  • Page 28: Connection Diagram

    8. Internal Block Diagram of ICs DHC-XD350 ES4408 DSCK AUX0 AUX1 DCS0# AUX2 DCS1# AUX3 DB15 AUX4 DB14 AUX5 DB13 AUX6 DB12 AUX7 LOE# DB11 DB10 LCS0# LCS1# LCS2# LCS3# ES4 408 208-pin PQFP DRAS2# DRAS1# DRAS0# LD10 DWE# LD11...
  • Page 29 8. Internal Block Diagram of ICs DHC-XD350 HY57V161610DTC-8...
  • Page 30 8. Internal Block Diagram of ICs DHC-XD350 LA7952 NJM4558M NJU7313A...

  • Page 31: Block Diagram

    9. Block Diagram DHC-XD350 MAIN BLOCK...
  • Page 32 9. Block Diagram DHC-XD350 IN/OUT BLOCK...

  • Page 33: Block Diagram

    9. Block Diagram DHC-XD350 REGULATOR BLOCK...

  • Page 34: Wiring Diagram

    10. Wiring Diagram DHC-XD350 27PIN 100MM 1. 0P 13PIN 100MM 1. 0P 25PIN 370MM 1. 0P 8PIN 220MM 1. 0P 6PIN 100MM 1. 0P 6PIN 150MM 1. 0P S/N : 9CD6587200 : XD350 9CD6587200 : XD350 S/N : 9CD6586601 : XD300...

  • Page 35: Schematic Diagram

    11. Schematic Diagram -. AMP DHC-XD350...

  • Page 36: Am Schematic Diagram

    11. Schematic Diagram -. FRONT DHC-XD350...

  • Page 37: Io Schematic Diagram

    11. Schematic Diagram -. DDX DHC-XD350...
  • Page 38 11. Schematic Diagram -. IO DHC-XD350...
  • Page 39 11. Schematic Diagram -. MPEG DECODER DHC-XD350 IC 501 ES 4408/ 4438...
  • Page 40 11. Schematic Diagram -. MPEG OUTPUT DHC-XD350...

  • Page 41: Schematic Diagram

    11. Schematic Diagram -. REGULATOR DHC-XD350...

  • Page 42: Printed Circuit Diagram

    12. Printed Circuit Diagram -. Front PCB 1) DHC-XD350 Front PCB 1-1) TOP View 1-2) BOTTOM View...

  • Page 43: Io Pcb

    12. Printed Circuit Diagram -. IO PCB 1) TOP View 2) BOTTOM View...

  • Page 44: Mpeg Pcb

    12. Printed Circuit Diagram -. MPEG PCB 1) TOP View 2) BOTTOM View...

  • Page 45: Main Pcb

    12. Printed Circuit Diagram -. MAIN PCB DHC-XD350 1) TOP View...
  • Page 46 12. Printed Circuit Diagram -. MAIN PCB DHC-XD350 2) BOTTOM View...

  • Page 47: Regulator Pcb

    12. Printed Circuit Diagram -. REGULATOR PCB DHC-XD350 -. STANDBY PCB DHC-XD350...

  • Page 48: Mechanism

    13. Mechanism DHC-XD350 EMT100001000 SPINDLE,MOTOR EPU100002000 EMT200000000 MOTOR,GEAR EMT200000000 MOTOR,GEAR ESW055001100 DETECTOR SWITCH MSC20000300 SCREW,TAP(PCBA,MAIN) T2PA+2.6X6.0X6.5 COVER,BTM MPR31010000 SECC 0.6T PCBA,MAIN EPB17000000 AY LOADING MAY01000000 SCREW,TAP(COVER,TOP) MSC20000300 T2PA+2.6X6.0X6.5 MAY01000200 AY T/COVER MMU31000000 TRAY,DISC PC+ABS,V2 SCREW,TAP(DAMPER) MSC20000200 T2WS+1.7X5.0X8.0 AY FEEDING MAY01000100...
  • Page 49 14. Exploded View and Mechanical Parts List DHC-XD350...

  • Page 50: Exploded View

    ¡ 23 RUBBER SILICON 9CD4209100 RUBBER ¡ 24 SPRING GROUND 9CD3009000 ¡ 25 CUSHION FOOT 9CD4207700 RUBBER ¡ 26 BADGE DAEWOO 9CD1502500 S1 SCREW TAPPING 7173301012 ¡ S2 SCREW TAPPING 7173301412 ¡ S3 SCREW TAPPING 7173300811 ¡ S4 SCREW TAPPING 7173261011 ¡...

  • Page 51: Electrical Parts List

    15. Electrical Parts List DHC-XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 1 TUNER MODULE TU001 9737650501 KST-MV114MA1-0 52 R CHIP HR738 HRFT151JBA 1/10 150 OHM J 1 PCB FRONT AS 11000 9CDC060900 DV-215 53 R CHIP...
  • Page 52 15. Electrical Parts List DHC-XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 32 C CHIP CERA HC439 HCBK103KBA 50V X7R 0.01MF K 1608 84 IC CHIP IC406 1NJM4558M- NJM4558M 33 DIODE SW CHIP HD402~404 DZDS160--- KDS160...
  • Page 53 15. Electrical Parts List DHC-XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 47 C CHIP CERA HC224 HCBK105KBA 50V X7R 1MF K 1608 99 R CHIP HR227~228 HRF4220JEA 1/4W 22 OHM J 3216 48 C CHIP CERA...
  • Page 54 15. Electrical Parts List DHC-XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 151 IC REGULATOR IC207 1LD1117S33 LD117AS33TR 3.3V (TO-223) 43 R CHIP HR520~532 HRFT100JBA 1/10 10 OHM J 1608 152 IC IC208 1CS4228A-- CS4228A (CODEC)
  • Page 55 15. Electrical Parts List DHC-XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 PART-NAME LOCATION PART-CODE PART-DESC XD300 XD350 95 COIL CHIP L508 HLC479J03A 4.7UH CHIP 2012 45 R CARBON FILM R901 RD-4Z101J- 1/4 100 OHM J 96 R CHIP L509~510 HRFT561JBA 1/10 560 OHM J 1608...

This manual is also suitable for:

Dhc-xd300Dhc-xd 350Dhc-xd 350pDhc-xd 350psDhc-xd 350sDhc-xd300 series ... Show all

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