Daewoo DV-135 Service Manual
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Daewoo DV-135 Service Manual

Daewoo DV-135 Service Manual

Digital home cinema system
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Digital Home Cinema System
DV-135

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Summary of Contents for Daewoo DV-135

  • Page 1 Digital Home Cinema System DV-135...

  • Page 2: Table Of Contents

    DIGITAL HOME CINEMA SYSTEM MODEL : DV-135 Contents 1. SAFETY PRECAUTIONS............3/4 12. LEVEL DIAGRAM..............32 2. SPECIFICATIONS..............5 13. SCHEMATIC DIAGRAM..........33/41 -. FRONT SCHEMATIC DIAGRAM. -. DSP SCHEMATIC DIAGRAM. 3. LOCATION OF USERS CONTROLS........6/8 -. MPEG SCHEMATIC DIAGRAM. -. FRONT PANEL. -. MAIN 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 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 DV-135...

  • Page 6: Location Of Users Controls

    3. Location of Users Controls -. Front Panel 1) DV-135 1. POWER ON/OFF switch 16. PHONES jack 2. STANDBY indicator 17. PAUSE ( ) button 3. STANDBY/ON button 18. PLAY ( ) button 4. SKIP/SEARCH DOWN ( ) button 19. STOP ( ) button 5.

  • Page 7: Rear Panel

    3. Location of Users Controls DV-135 -. Rear Panel 1. FM ANTENNA connector 10. Power cord 2. AM ANTENNA connectors 11. CENTER SPEAKER connectors 3. DIGITAL INPUT OPTICAL jack 12. SURROUND SPEAKERS connectors 4. DIGITAL INPUT COAXIAL jack 13. FRONT SPEAKERS connectors 5.

  • Page 8: Remote Controller

    3. Location of Users Controls -. Remote Controller DV-135 1. STANDBY/ON button 16. SUBTITLE button 32. TITLE button 2. DVD FUNCTION button 17. GAME button 33. PLAY MODE button 3. TUNER FUNCTION button 18. ZOOM button 34. STOP( ) button 4.

  • Page 9: Connecting To Equipment

    4. Connecting to Equipment -. Connecting to TV DV-135 Scart Cable : Optional...

  • Page 10: Connecting To Audio & Video

    4. Connecting to Equipment -. Connecting to AUDIO & VIDEO DV-135 Remove the protective caps before making connections. When not in use, be sure to replace them.

  • Page 11: Connecting To Speaker

    4. Connecting to Equipment -. Connecting to Speaker DV-135 To prevent damage to circuits, never short- Front Speaker Active Subwoofer Center Speaker [AS-19UD-F] [DA-125 SW] [AS-19UD-C] circuit the positive (+) and negative Left ch Right ch (-) speaker wires. Do not connect the speaker cable to the L...

  • Page 12: Trouble Shooting Guide

    5. Trouble Shooting Guide -. Audio Part DV-135 1. Basic Operating 2. Front Micom Circuit Push power on. Push power on. Does DVD appear Is STANDBY LED on? at VFD ? Check POWER SUPPLY circuit. Does Video1/2, Check connection CN906.
  • Page 13 5. Trouble Shooting Guide -. Front Circuit DV-135 Push power on. Check if the POWER PART of the FRONT is OK. LED ON Refer to POWER SUPPLY circuit. Check if the REMOCON waveform of STANDBY ON the IC904 PIN(8). Check if the IC905 PIN(13) is OK.
  • Page 14 5. Trouble Shooting Guide -. Audio Part DV-135 1. DVD Abnormal AUDIO Abnormal Check if the CN505 is OK. Reconnect it Check if the IC524 PIN(13) waveform is OK. Check if the IC510 PIN(3)(4) waveform is OK. Check if the IC521 PIN(3) waveform is OK.
  • Page 15 5. Trouble Shooting Guide -. Audio Part DV-135 OPTICAL OUT Optional in Abnormal Abnormal Check if the IC503 Check if the PIN(5) waveform is OK. IC501 PIN(1) is OK. Refer to DIR circuit IC504 AK4112. Check if the IC501 PIN(3) is OK.
  • Page 16 5. Trouble Shooting Guide -. Audio Part DV-135 OPEN/CLOSE Abnormal SOUND Abnormal Check if the RY702 Check if the FRONT is OK. CONTROL is OK. Refer to F_RLY_CONTROL. Check if the PN402 is OK. Refer to FRONT PCB. Check if the IC710...
  • Page 17 5. Trouble Shooting Guide -. Audio Part DV-135 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 18: Dvd Program Download Method

    6. DVD Program Download Method DV-135 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. STATUS MONITOR SET CONDITION SET THE KEY LOCK...

  • Page 21: Internal Block Diagram Of Ics

    8. Internal Block Diagram of ICs DV-135 AK-4112A...
  • Page 22 8. Internal Block Diagram of ICs DV-135 AME1117 BU4052BCF ZR36710a...
  • Page 23 8. Internal Block Diagram of ICs DV-135 CS4228A ZR36701...
  • Page 24 8. Internal Block Diagram of ICs DV-135 CS434 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 25 8. Internal Block Diagram of ICs DV-135 CXP82852...
  • Page 26 8. Internal Block Diagram of ICs DV-135 HY57V161610DTC-8 M62446FP OUT4 DVDD OUT- OUT3 OUT2 PORT DATA volume OUT1 LATCH AVDD DGND volume SWin AGND GNDS SW out SRin SRout volume SLin SLout GNDC Cout volume Rout GNDR Lout AVSS volume...
  • Page 27 8. Internal Block Diagram of ICs DV-135 LA7952 NJM2068 NJU7313A...

  • Page 28: Ic Voltage Chart

    9. IC Voltage Chart DV-135 1. IC402 ZR36710 PLAY STOP PLAY STOP PLAY STOP PLAY STOP...
  • Page 29 9. IC Voltage Chart DV-135 2. IC403 A43L0616AV-7 PLAY STOP PLAY STOP PLAY STOP PLAY STOP 3. IC409 ZR36701 PLAY STOP PLAY STOP PLAY STOP PLAY STOP 4. IC406 A617308S PLAY STOP PLAY STOP PLAY STOP PLAY STOP...

  • Page 30: Block Diagram

    10. Block Diagram DV-135...

  • Page 31: Wiring Diagram

    11. Wiring Diagram DV-135...

  • Page 32: Level Diagram

    12. Level Diagram -. LEVEL Diagram DV-135...

  • Page 33: Schematic Diagram

    13. Schematic Diagram -. FRONT DV-135 VERSION TUNER STEP(FM/AM) FM BAND AM BAND R987 R988 100KHz/10KHz 87.5 - 108 530 - 1710 OPEN KOREA, AUST. 100KHz/ 9KHz 87.5 - 108 522 - 1620 2.4K KOREA, AUST. 50KHz/ 9KHz 87.5 - 108 522 - 1620 6.8K...
  • Page 34 13. Schematic Diagram -. DSP-1 DV-135...
  • Page 35 13. Schematic Diagram -. DSP-2 DV-135...
  • Page 36 13. Schematic Diagram -. DSP-3 DV-135...
  • Page 37 13. Schematic Diagram -. MPEG DV-135...

  • Page 38: Main Schematic Diagram

    13. Schematic Diagram -. Main Schematic Diagram 1) Power Schematic Diagram...
  • Page 39 13. Schematic Diagram -. Main Schematic Diagram 2) Amp Schematic Diagram...
  • Page 40 13. Schematic Diagram -. Main Schematic Diagram 3) Input Schematic Diagram...
  • Page 41 13. Schematic Diagram -. Main Schematic Diagram 4) Video Schematic Diagram...

  • Page 42: Printed Circuit Diagram

    14. Printed Circuit Diagram -. Front PCB DV-135 Front PCB 1-1) TOP View 1-2) BOTTOM View...

  • Page 43: Dsp Pcb

    14. Printed Circuit Diagram -. DSP PCB 1) TOP View 2) BOTTOM View...

  • Page 44: Mpeg Pcb

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

  • Page 45: Main Pcb

    14. Printed Circuit Diagram -. MAIN PCB DV-135...
  • Page 46 14. Printed Circuit Diagram -. DV-135 MIC PCB 1) TOP View 2) BOTTOM View...

  • Page 47: Mechanism

    15. Mechanism DV-135 PART NAME Q’ty Description Hexagon (Ni Coated) (Ni Coated) (Ni Coated)

  • Page 48: Exploded View

    16. Exploded View and Mechanical Parts List DV-135...
  • Page 49 16. Exploded View and Mechanical Parts List DV-135 PARTS NAME CODE NO. DESCRIPTIONS Q'TY REMARKS PARTS NAME CODE NO. DESCRIPTIONS Q'TY REMARKS 9CD0126800 WITHOUT MIC FL DISPLAY DHNA11MM37 NHA-11MM37 CABINET FRONT MIPS.SP.SILK 9CD0126810 WITH MIC 5TP8086851 EI=85.8X63 230V 50Hz "CE" VERSION...
  • Page 50 16. Exploded View and Mechanical Parts List DV-135...

  • Page 51: Electrical Parts List

    17. Electrical Parts List DV-135...

  • Page 52: Electrical Parts List

    17. Electrical Parts List DV-135 NO PART-NAME LOCATION PART-CODE PART-DESC NO PART-NAME LOCATION PART-CODE PART-DESC REMARKS REMARKS 1 CORD AC AC901 9736908600 KE-25 H03VVH2-F 1820MM 50 C ELECTRO C552L/R CEXF1H339E 50V RM 3.3MF (5X11) TP 2 CONN FFC CN913 9728809200 FFC 1.25X17X110MM K...
  • Page 53 17. Electrical Parts List DV-135 NO PART-NAME LOCATION PART-CODE PART-DESC NO PART-NAME LOCATION PART-CODE PART-DESC REMARKS REMARKS 102 C CHIP CERA C635A/B/C/L/R/W HCQK681JBA 50V CH 680PF J 1608 154 R CHIP R504 HRFT750JBA 1/10 75 OHM J 1608 103 C CHIP CERA...
  • Page 54 X501 5XE12R288J 12.288MHZ HC-49U 52 R CHIP R934~936 HRFT220JBA 1/10W 22 OHM J 1608 1 PCB FRONT AS 15000 9CDC059500 DV-135 53 R CHIP R937~940 HRFT101JBA 1/10 100 OHM J 1608 2 PCB FRONT B001 9CD6584500 242X329 54 R CHIP...
  • Page 55 86 RESONATOR CERA X901 5PCST10MTW CST10.00MTW 38 C CERA C760 CCXF1H223Z 50V F 0.022MF Z (TAPPING) 1 PCB H/P AS 17000 9CDC0595B0 DV-135 39 C ELECTRO C761 CEXF1H100E 50V RM 10MF (5X11) TP 2 PCB H/P B001 9CD6584501 242X329 40 C CERA C762 CCXF1H223Z 50V F 0.022MF Z (TAPPING)
  • Page 56 17. Electrical Parts List DV-135 NO PART-NAME LOCATION PART-CODE PART-DESC NO PART-NAME LOCATION PART-CODE PART-DESC REMARKS REMARKS 65 CONN WAFER CP703 9728808300 VH-3A (W/O CENTER) 117 TR Q705 TKRC107M-- KRC107-M TAPPING(KSR1006) 66 CONN WAFER CP704 9728808500 VH-3A WAFER 118 TR...
  • Page 57 T701 5TP8028855 EI=28X12 8.5V 150MA 230V 52 R CHIP R906 HRFT392JBA 1/10 3.9K OHM J 1608 1 PCB MIC AS 16000 9CDC0595A0 DV-135 53 R CHIP R908 HRFT103JBA 1/10 10K OHM J 1608 2 PCB MIC B001 9CD6585300 242X329 54 R CHIP...
  • Page 58 17. Electrical Parts List DV-135 NO PART-NAME LOCATION PART-CODE PART-DESC NO PART-NAME LOCATION PART-CODE PART-DESC REMARKS REMARKS 17 C CHIP CERA C418 HCQK220JBA 50V CH 22PF J 1608 69 IC VIDEO ENCODER IC410 1CS4955--- CS4955 18 C CHIP CERA C419 HCBK104KBA 50V X7R 0.1MF K 1608...
  • Page 59 17. Electrical Parts List DV-135 NO PART-NAME LOCATION PART-CODE PART-DESC REMARKS 4 C CERA C735 CCXF1H104Z 50V F 0.1MF Z 5 C ELECTRO C738 CEXF1C471V 16V RSS 470MF (10X12.5)BK 6 C CERA C739 CCXF1H104Z 50V F 0.1MF Z 7 CONN WAFER CN701 9728808700 2.0MM PH-8A 8P...

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