Roadstar DT-956LCD Service Manual
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Roadstar DT-956LCD Service Manual

Roadstar DT-956LCD Service Manual

Car multimedia system
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DT-956LCD

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Summary of Contents for Roadstar DT-956LCD

  • Page 1 DT-956LCD...

  • Page 2: Table Of Contents

    CONTENTS Page Disassembly Instructions ............................. 3 Disassembly Diagram............................5 Block Diagram ..............................7 Alignment Locations ............................9 Alignment Procedures ............................10 Printed Circuit Board............................12 Exploded View (Display)............................ 31 Exploded View Part List (Display)........................32 Exploded View (Unit) ............................34 Exploded View Parts List (Unit) .........................

  • Page 3: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS (UNIT) 1. Using the unlock key that came with the unit or a similar tool, unlock the Mounting Box and remove toward the rear of the unit. 2. Take out the Cabinet Bottom. 3. Remove six screws (A) from on the power board then remove the Power Board; The Left Support; The Right Support and the Main Board.
  • Page 4 DISASSEMBLY INSTRUCTIONS (RADIO BOX) 1. Remove six screws (A) from each side of the box top the remove the Antenna Socket and the 22PIN Socket. 2. Remove the screws (B) from on the Heat Sink for Box then remove the RDS Box Top. 3.

  • Page 5: Disassembly Diagram

    DISASSEMBLY DIAGRAM (UNIT)
  • Page 6 DISASSEMBLY DIAGRAM (RADIO BOX)

  • Page 7: Block Diagram

    BLOCK DIAGRAM (DVD)
  • Page 8 BLOCK DIAGRAM (RADIO BOX)

  • Page 9: Alignment Locations

    ALINGMENT LOCATIONS LA1787 FM/MWLW TUNER...

  • Page 10: Alignment Procedures

    ALIGNMENT PROCEDURES FM ADJUSTMENT Equipment Required AM IF/RF signal generator Solid-state voltmeter (SSVM) Regulated DC power supply 2-CH voltmeter Distortion meter FM Alignment Using FM Signal Generator Note: Press the radio power switch to on the radio. Signal generator output must be kept as low as possible to avoid overload and clipping.
  • Page 11 AM ADJUSTMENT Equipment Required MW IF/RF signal generator Solid-state voltmeter (SSVM) Regulated DC power supply 2-CH voltmeter Distortion meter MW Alignment Using AM Signal Generator Note: Press the radio power switch to on the radio. Signal generator output must be kept as low as possible to avoid overload and clipping.

  • Page 12: Printed Circuit Board

    PRINTED CIRCUIT BOARDS MAIN BOARD TOP VIEW...
  • Page 13 MAIN BOARD BOTTOM VIEW...
  • Page 14 KEY BOARD TOP VIEW...
  • Page 15 KEY BOARD BOTTOM VIEW...
  • Page 16 MONITOR KEY BOARD TOP VIEW...
  • Page 17 MONITOR KEY BOARD BOTTOM VIEW...
  • Page 18 CD SERVO BOARD TOP VIEW...
  • Page 19 CD SERVO BOARD BOTTOM VIEW...
  • Page 20 POWER BOARD TOP VIEW...
  • Page 21 POWER BOARD BOTTOM VIEW...
  • Page 22 REMOTE BOARD TOP VIEW...
  • Page 23 REMOTE BOARD BOTTOM VIEW...
  • Page 24 DISPLAY BOARD TOP VIEW...
  • Page 25 DISPLAY BOARD BOTTOM VIEW...
  • Page 26 MOTOR CONTROL BOARD TOP VIEW...
  • Page 27 MOTOR CONTROL BOARD BOTTOM VIEW...
  • Page 28 TRAVEL CONTROL BOARD...
  • Page 29 RADIO BOX BOARD TOP VIEW...
  • Page 30 RADIO BOX BOARD BOTTOM VIEW...

  • Page 31: Exploded View (Display)

    EXPLODED VIEW DISPLAY...

  • Page 32: Exploded View Part List (Display)

    EXPLODED VIEW PARTS LIST DISPLAY Ref. No. Description RS Part No. Mfr’s Part No. TFT. Cabinet Top (S. OP1304+1203) RDS W/O Brand 51-D9522-83Y TFT LCD PW065XS1 PVI 27-01341-01 TFT Fiber Sheet 35-16901-00 Display Board 11-01955-929 TFT Bracket COG 61-C9502-01 Cover Bottom (S. OPC1203) 51-B9524-80N Front Lens (S.
  • Page 33 Ref. No. Description RS Part No. Mfr’s Part No. Gear B (3) 52-16950-00 Gear A (1) 52-16947-00 Motor PWN10EA10C 97-01300-03 Rotate Screw M3.5 BH/MS 40-16901-00 Panel Spring (R) 36-16906-00 Gear B (6) 34-16907-00 Gear Support 39-16904-00 Rotate Shaft 34-16903-00 Bush B 34-16904-00 Spring For Move Sup 36-16901-00...

  • Page 34: Exploded View (Unit)

    EXPLODED VIEW (UNIT)

  • Page 35: Exploded View Parts List (Unit)

    EXPLODED VIEW PARTS LIST UNIT Ref. No. Description RS Part No. Mfr’s Part No. Display Ring (S. OP1203) 51-16924-80N Panel Base (S. OPC1203/Gear426) 51-D9521-81Y DVD MECH THIN Socket Type (HPD-60) 94-17820-00 PC Sheet For Deck 43-B9504-00 Cabinet Bottom 61-B9501-00 Main Fiber 35-B9501-00 Cabinet Top W/RDS BOX 61-B9513-01...

  • Page 36: Exploded View (Radio Box)

    EXPLODED VIEW RADIO BOX...

  • Page 37: Exploded View Part List (Radio Box)

    EXPLODED VIEW PARTS LIST RADIO BOX Ref. No. Description RS Part No. Mfr’s Part No. RDS Box Top (S. OPC0000) DVD195 W/O CDC 61-B9512-31W Box Bottom (S. OPC0000) 61-B9506-30 Heat Sink For Box 61-B9508-00 Main Board 11-01956-026 LA1787 FM/MW/LW CET-8010 EUR V-Type 29-17870-06 TV Tuner TDQ-6B2 (PAL B/G) Stand Type 29-00185-01...

  • Page 38: Schematic Diagram

    SCHEMATIC DIAGRAM (MAIN BOARD) (MPEG)
  • Page 39 SCHEMATIC DIAGRAM (MPEG-POWER)
  • Page 40 SCHEMATIC DIAGRAM (MPEG-IN/OUT)
  • Page 41 SCHEMATIC DIAGRAM (POWER BOARD) (POWER)
  • Page 42 SCHEMATIC DIAGRAM (INTERFACE)
  • Page 43 SCHEMATIC DIAGRAM (KEY BOARD)
  • Page 44 SCHEMATIC DIAGRAM (SERVO BOARD) (SERVO)
  • Page 45 SCHEMATIC DIAGRAM (ATAPI)
  • Page 46 SCHEMATIC DIAGRAM (REMOTE BOARD)
  • Page 47 SCHEMATIC DIAGRAM (DISPLAY BOARD) (DRIVER)
  • Page 48 SCHEMATIC DIAGRAM (DISPLAY BOARD) (MCU)
  • Page 49 SCHEMATIC DIAGRAM (MOTOR CONTROL BOARD)
  • Page 50 SCHEMATIC DIAGRAM (RADIO BOX)

  • Page 51: Electrical Parts List

    ELECTRICAL PARTS LIST Ref. No. Parts No. Description Q’ty PC BOARD ASSY, MAIN BOARD Q24/6 01-00106-00 KRA106S (SOT-23) Q13,22 01-00231-00 KRC231S (SOT-23) 01-03265-00 KTC3265-Y (SOT-23) 02-04001-01 CHIP IN4001 (SOD-106) D1,4 02-04148-02 DIODE CHIP RLS4148 1206 ROHM 03-02401-00 EEPROM (FLAT PACK) 24C01 03-04580-00 NJM4580M (SOP-8PIN) 03-06008-00...
  • Page 52 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty R1,3~7,10,52/8,299 07-63472-00 CHIP RES 4.7kΩ ±5% 0603 SMT R64,179 07-63750-00 CHIP RES 75Ω ±5% 0603 SMT 09-00270-00 CHIP SGMI1608M2R7KT FB1/3~6 09-00601-00 CHIP BGH2012B601LB L185 09-03315-00 SL0805-3R3M1R5 L181 09-10190-00 SL0805-101KR90 R40/2/5~7,51/3/9 09-11470-00 EMIFIL (SMD) BLM11B470SB...
  • Page 53 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty 07-63471-00 CHIP RES. 470Ω ±5% 0603 SMT RF6,8 07-63472-00 CHIP RES. 4.7kΩ ±5% 0603 SMT RF16 07-63681-00 CHIP RES. 680Ω ±5% 0603 SMT 11-19530-326 PCB DVD1953 KB D/S 161X21.2X1.2MM RESET, EJECT, OPEN, POWER 16-01140-04A TACT SW KPS-1107SW TAPPING...
  • Page 54 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty TC8,14,21,41~5 06-63107-55 TAN CAP 100µ/6.3V SMD (3.2X1.6X2.0MM) R414 07-05033-54 CHIP RES 3.3Ω SMD 0805 R132,401/2,131A/B 07-63000-00 CHIP RES 0Ω ±5% 0603 SMT R120,207 07-63100-00 CHIP RES 10Ω ±5% 0603 SMT R5,6 07-63101-00 CHIP RES 100Ω...
  • Page 55 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty D817 02-04001-01 CHIP IN4001 (SOD-106) D804~9,814/6 02-04148-02 DIO CHIP RLS4148 1206 ROHM D801~3 02-05819-02 CHIP IN5819 (SOD-106) Z813 02-50051-03 CHIP ZENER DIODE 5.1V ±5% (LL-34) Z812 02-50091-01 CHIP ZENER DIODE 9.1V ±5% 0.5W LL-34 Z811 02-50100-02 CHIP ZENER DIODE 10V (LL-34)
  • Page 56 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty L883/6 09-22113-00 CDRH125-221M1R3 L888 09-70275-00 CHOKE 275UH JCI-519-Ø6X8 11-01950-387 32PIN FPC P1.0/0.4 11-19510-567 DVD1951 POWER BOARD F/S 173X45X1.2MM REPEAT 16-00035-04 Ø3.5MM JACK (4PIN) W/SW AUDIO OUT, AUDIO IN2 16-00035-10 Ø3.5MM JACK (4PIN) BLACK VIDEO OUT, VIDEO IN2 16-00035-20...
  • Page 57 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty IC800 03-17805-00 IC CHIP BA178M05FP ROHM IC804 03-23064-01 IC MTV230M64 (FOR DVD195) (YOUSHENG) 04-00120-10 CRYSTAL 12MHZ 49U/SM 30PPM CHIP X501 04-03579-00 CRYSTAL 3.579MHZ (SMD) X502 04-04433-00 CRYSTAL 4.433MHZ SMD C108,414,514/6/8 05-03225-10 CHIP CAP 2.2µF/25V SMD 1206...
  • Page 58 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty R103/7,482,512,706/7,813/4 07-63101-00 CHIP RES 100Ω ±5% 0603 SMT R5,101,117,163,291/3,C404,495,52 07-63102-00 CHIP RES 1kΩ ±5% 0603 SMT 5,854,864,874,894 R111,129,181/2/4/5,402,414,466/8,4 07-63103-00 CHIP RES 10kΩ ±5% 0603 SMT 70/5/7,481,511,849,850,895 R104,446 07-63104-00 CHIP RES 100kΩ ±5% 0603 SMT R505,528,832 07-63105-00 CHIP RES 1MΩ...
  • Page 59 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty R13,116,308,513,881 07-63822-00 CHIP RES 8.2kΩ ±5% 0603 SMT T401 08-02068-00 IFT CP4L2-6R8 (YEL) 6.8µH ±1% (SUMIDA) L102~12，501/2 09-00220-54 INDUCTOR 22µH SMD 1210 L101/2/4/9,800 09-70151-02 CHOKE COIL 150µH SMD Ø5.8X4.5 L103 09-70151-54 CHOKE COIL 150µH SMD Ø7.8X5...
  • Page 60 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty R411 07-63681-00 CHIP RES 680Ω ±5% 0603 SMT 11-01950-427 PCB DVD195 MOTOR CONT. 59X40.6X1.2 11-01950-446 PCB DVD195 TRAVEL CONT. 152X18.6X1.2 REAR 16-01140-01 DETECTOR SW. ESE22MH22 SW3/4, FRONT 16-01140-02 DETECTOR SW. ESE22MH24 PC BOARD ASSY, RADIO BOX BOARD Q803 01-00435-00A...
  • Page 61 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty XT503 04-14318-00 CRYSTAL 14.318MHZ 50PPM HC-49U/SM XT502 04-17734-00 CRYSTAL 17.734MHZ 50PPM HC-49U/SM C201~4 05-03101-10 CHIP CAP CM21CH101K25AT C112/3,209,226,240,507,603~6 05-03102-10 CHIP CER 1000P 50V K Y5P TA C114,205~8,216,229~33/5/9 05-03103-10 CHIP CAP CM21X7R103K25AT C104,115/9,122/3/8,303,313,325,33 05-03104-10 CHIP CAP CM21X7R104K25AT...
  • Page 62 ELECTRICAL PARTS LIST - CONTINUED Ref. No. Parts No. Description Q’ty R108,115,127/8,150~2,302~11/3/9,3 07-05103-54 CHIP RES. 10kΩ 1/10W 34,350,364/5,501/3/5/7,601~4,720~ 3,731~4 R511,627 07-05104-54 CHIP RES. 100kΩ 1/10W R515 07-05121-54 CHIP RES. 120Ω 1/10W R215 07-05134-54 CHIP RES. 130kΩ 1/10W R109,201/3/5/7,513,805/6 07-05152-54 CHIP RES. 1.5kΩ 1/10W R119,120,616~9 07-05183-54 CHIP RES.

  • Page 63: Specifications

    SPECIFICATIONS GENERAL: TV Sensitivity ......................45 dBµV 9 @ CH25 in average Current Drain ..........................15 Ampere (MAX.) Output Power............................. 4 X 40W Power Source ........................ DC 12V, Negative ground. Frequency Range ........................FM 87.5 - 108 MHz ..............................MW 522 - 1620 kHz ..............................
  • Page 64 BOM-E1196 MODEL STAGE PART DESC ASSEMBLY UNIT E1196 CASING 35-02020-00 MICA SHEET E1196 CASING 35-16901-00 TFT FIBER SHEET E1196 CASING 35-B9501-00 MAIN FIBER E1196 CASING 39-B9501-00 ROTATE SUPPORT COVER (0.0485KG) E1196 CASING 39-B9502-00 FRONT SUPPORT (0.019KG) E1196 CASING 39-B9503-00 REAR SUPPORT (0.059KG) E1196 CASING 39-B9504-00...
  • Page 65 E0051 CASING3 39-16906-01 ROTATE SUPPORT (0.075KG) E0051 CASING3 39-16908-00 LEFT SLIDE LOCK ASS'Y (0.003KG) E0051 CASING3 39-16909-00 RIGHT SLIDER LOCK ASS'Y (0.0027KG) E0051 CASING3 39-16911-00 ROCK (0.032KG) E0051 CASING3 39-16922-00 MOTOR SHEET E0051 CASING3 40-02606-00 SCREW ±2.6X6 PH/MS E0051 CASING3 40-12002-02 SCREW ±2.0X2.0 KH/MS E0051...
  • Page 66 E0596 CHASSIS1 01-01623-00R CHIP TR. C1623 NEC E0596 CHASSIS1 01-07002-00 TR CHIP RK7002 ROHM E0596 CHASSIS1 02-00062-07 E.S.D. DIODE NNCD6.2G (5PIN) E0596 CHASSIS1 02-04001-00 DIODE 1N4001 E0596 CHASSIS1 02-04148-02 DIO CHIP RLS4148 1206 ROHM E0596 CHASSIS1 02-05401-00 DIODE 1N5401 E0596 CHASSIS1 02-50056-00 ZENER DIODE 5.6V 0.5W...
  • Page 67 E0596 CHASSIS1 25-F1141-22 22PIN SOCKET (B+GND PIN=1.0X1.0MM) E0596 CHASSIS1 29-17870-06 LA1787 FM/MW/LW CET-8010 EUR V-TYPE E0596 CHASSIS1 32-01950-01 13P DIN PLUG W/4 SHIELD WIRE 3M E0596 CHASSIS1 33-00338-00 FLAT TYPE "DIN FUSE" 15A E0596 CHASSIS1 35-N2008-00 FIBRE PAPER (48X38MM) E0596 CHASSIS1 39-00017-02 ANT SOCKET J-020-03 SINGL.HOLE (0.004KG)
  • Page 68 E1196 CHASSIS1 03-06008-00 ES6008 (PQFP-208PIN) E1196 CHASSIS1 03-06416-00 W986416DH-6 (TSOP II-54PIN) E1196 CHASSIS1 03-07404-01 TC74HCU04AFN (SOL-14PIN) E1196 CHASSIS1 03-08728-00 WM8728 (SSOP-20PIN) E1196 CHASSIS1 03-29400-20 AM29LV400BT-90 DVD195/1951 E1196 CHASSIS1 03-78153-03 IC EM78P153SP DVD195 (EE1F/016F) E1196 CHASSIS1 04-00270-00 CRYSTAL 27M (HC-49/US) E1196 CHASSIS1 04-00400-02 CERAMIC RESONATOR 4MHZ...
  • Page 69 E1196 CHASSIS4 11-19530-326 PCB DVD1953 KB D/S 161X22.2X1.2MM E1196 CHASSIS4 16-01140-04A TACT SW KPS-1107SW TAPPING E1196 CHASSIS4 25-19500-12 DVD195 12PIN RIBBOM WIRE 110MM (1.5MM PTICH) E1196 CHASSIS4 29-01201-00 IR RECEIVER GP1UM261XK(SHARP) D1990 CHASSIS8 01-01298-00 KTA1298 (SOT-23) D1990 CHASSIS8 02-04148-02 DIO CHIP RLS4148 1206 ROHM D1990 CHASSIS8 02-50062-54...
  • Page 70 E0583 CHASSIS9 02-04001-01 CHIP IN4001(SOD-106) E0583 CHASSIS9 02-04148-02 DIO CHIP RLS4148 1206 ROHM E0583 CHASSIS9 02-05819-02 CHIP IN5819 (SOD-106) E0583 CHASSIS9 02-50051-03 CHIP ZENER DIODE 5.1V ±5% (LL-34) E0583 CHASSIS9 02-50091-01 CHIP ZENER DIODE 9.1V ±5% 0.5W LL-34 E0583 CHASSIS9 02-50100-02 CHIP ZENER DIODE 10V ±5% (LL-34) E0583...
  • Page 71 E1196 CHASSISD 05-00104-82 CER CAP 0.1uF 25V E1196 CHASSISD 06-16338-00J E.CAP 3300uF/16V 105•C ±13X25MM E1196 CHASSISD 12-40281-920 "EI-28"TRANSFOMER PCB W/O FUSE E1196 CHASSISD 15-00028-00C TRANSFOMER RC-6880(COREL)EI-28 E1196 CHASSISD 31-16265-04 16# VL1007 WIRE 2650MM YELLOW E1196 CHASSISD 31-16265-10 16# VL1007 WIRE 2650MM BLACK E1196 CHASSISD 52-40532-00...
  • Page 72 E0591 CHASSISG 07-63332-00 CHIP RES 3.3KΩ ±5% 0603 SMT E0591 CHASSISG 07-63333-00 CHIP RES 33KΩ ±5% 0603 SMT E0591 CHASSISG 07-63334-00 CHIP RES 330KΩ 0603 ±5% SMT E0591 CHASSISG 07-63390-00 CHIP RES 39Ω ±5% 0603 SMT E0591 CHASSISG 07-63391-00 CHIP RES 390Ω ±5% 0603 SMT E0591 CHASSISG 07-63392-00...
  • Page 73 E1196 PACKING 87-B1301-02 DVD AREA LABEL (2) CLEAR/BLK E1196 PACKING 87-V0000-00 DVD NOTICE LABEL (BLACK) E1196 PACKING 88-V1953-30 DVD-1953+BOX(WITH TV)RDS (RC-12) I/M (COMMON) E1196 PACKING 89-B9501-00 B=B CTN 0,25 E1196 PACKING 99-00001-00 DESICCANT E1196 RECEIVER 06-10476-01 E. CAP 47uF 10V (±4X7 MINI) E1196 RECEIVER 12-01351-396...

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