Aiwa XD-DV300 Service Manual
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Aiwa XD-DV300 Service Manual

Aiwa XD-DV300 Service Manual

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XD-DV300
U
SERVICE MANUAL
DVD PLAYER
BASIC DVD MECHANISM : 100LU
S/M Code No. 09-997-332-9N1

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Summary of Contents for Aiwa XD-DV300

  • Page 1 XD-DV300 SERVICE MANUAL DVD PLAYER BASIC DVD MECHANISM : 100LU S/M Code No. 09-997-332-9N1...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS SPECIFICATIONS ..........................3 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING/ Precaution to replace Optical block......................4 ELECTRICAL MAIN PARTS LIST ....................... 5-7 TRANSISTOR ILLUSTRATION ......................8 IC BLOCK DIAGRAM ........................9, 10 BLOCK DIAGRAM .......................... 11, 12 WIRING-1 (MAIN) ..........................

  • Page 3: Specifications

    SPECIFICATIONS • Design and specifications are subject to change without notice...

  • Page 4: Protection Of Eyes From Laser Beam During Servicing

    PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs laser. Therefore, be sure to follow carefully the CAUTION instructions below when servicing. Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous WARNING! radiation exposure.

  • Page 5: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C124 87-012-286-080 CAP, U 0.01-25 C125 87-010-848-080 C-CAP,10-16V 87-A21-318-010 IC,BA12T C126 87-012-286-080 CAP, U 0.01-25 87-027-842-080 IC,NJM2904M C127 87-012-286-080 CAP, U 0.01-25 87-A21-320-010 IC,NJM79M12FA C128 87-012-286-080 CAP, U 0.01-25...
  • Page 6 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION C330 87-012-182-080 C-CAP,U 27P-50 CH C713 87-010-197-080 CAP, CHIP 0.01 DM CN100 87-A60-942-080 C-CONN,5P V PH-SM3-TB C714 87-010-404-080 CAP, ELECT 4.7-50V CN102 87-A60-889-080 C-CONN,10P V FMN-BMTTN-TF C715 87-010-404-080 CAP, ELECT 4.7-50V CN200 87-A60-790-080...
  • Page 7 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION S921 87-036-397-080 SW,TACT SKQNAB 87-010-263-080 CAP, ELECT 100-10V 87-010-112-080 CAP, ELECT 100-16V 87-016-662-090 CAP,E 4700-35 TKR HPJ C.B 87-016-451-090 CAP,E 10000-16 TKR 87-010-263-080 CAP, ELECT 100-10V C950 87-010-178-080 CHIP CAP 1000P C951 87-010-178-080...

  • Page 8: Transistor Illustration

    CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Symbol Wattage Type Tolerance Resistor Code Form 1/16W 1005 0.35 1/16W 1608 0.45 1/10W 2125 1.25 0.45 1/8W 3216 0.55 TRANSISTOR ILLUSTRATION E C B B C E B C E...

  • Page 9: Ic Block Diagram

    IC BLOCK DIAGRAM IC, PCM1723 Internal System Clock Data ROM Counter N Phase Detector & Loop Filter Counter M MCKO SCKO 27 MHz 256 fs / 384 fs IC, MC44724A Y/G 1Vdd Copy Sync_generator CVBS/Cb/B 1Vdd Protection DVdd C/Cr/R 1Vdd DVss CGMS, Y/G 1...
  • Page 10 IC, BA7660FS MUTE 16 VCC 75 Ω OUTA1 8 dB OUTA2 75 Ω 8 dB OUTB1 OUTB2 N.C. N.C. 75 Ω 8 dB OUTC1 OUTC2 IC, UPD16311 Dimming Command Decoder Circuit Seg1 DOUT Memory Serial 20 bit X 16 word Seg12 Seg13/Grid16 Timing Generator...

  • Page 11: Block Diagram

    BLOCK DIAGRAM...

  • Page 12: Wiring-1 (Main)

    WIRING-1 (MAIN)

  • Page 14: Schematic Diagram-1 (Main: Syscon)

    SCHEMATIC DIAGRAM-1 (MAIN: SYSCON)

  • Page 15: Schematic Diagram-2 (Main: Av Decoder)

    SCHEMATIC DIAGRAM-2 (MAIN: AV DECODER) 5.0(0) -0.1(4.9) 5.0(0) 0(5.0) WAVE FORMS NO. SIGNAL : AUDIO PB(ANALOG)

  • Page 16: Schematic Diagram-3 (Main: Video Decoder)

    SCHEMATIC DIAGRAM-3 (MAIN: VIDEO DECODER) 1.4(0.9) 1.6(0.6) 0.7(0.3) 0.7(0) 1.4(0.9) 1.6(0.6) 0.8(0.3) 1.0(0) 1.8(0.9) 2.4(0.6) 1.2(0.3) 1.8(0) 1.6(0.9) 0.9(0.3) 1.9(0.6) 1.2(0) 1.6(0.9) 0.8(0.3) 1.8(0.6) 1.0(0) 1.6(0.9) 1.8(0.6) 0.8(0.3) 1.0(0) : COMPOSIT SIGNAL : Y SIGNAL VOLTAGE ( ) :POWER OFF : C SIGNAL WAVE FORMS NO.

  • Page 17: Wiring-2 (Rear)

    WIRING-2 (REAR)

  • Page 18: Schematic Diagram-4 (Rear: A Out)

    SCHEMATIC DIAGRAM-4 (REAR: A OUT) -0.1(0.7) -0.5(11.9) -0.1(0.7) -12.1 VOLTAGE ( ) :POWER OFF SIGNAL : AUDIO PB(ANALOG)

  • Page 19: Schematic Diagram-5 (Rear: V Out)

    SCHEMATIC DIAGRAM-5 (REAR: V OUT) 75Ω DRIVER : COMPSIT SIGNAL : AUDIO PB(ANALOG) : Y SIGNAL : AUDIO (DIGITAL) : C SIGNAL : CR SIGNAL VOLTAGE ( ) :POWER OFF : CB SIGNAL WAVE FORMS NO.

  • Page 20: Wiring-3 (Front)

    WIRING-3 (FRONT) OPTICAL OUT VIDEO OUT VIDEO OUT MIXED AUDIO OUT S-VIDEO OUT...

  • Page 21: Schematic Diagram-6 (Front)

    SCHEMATIC DIAGRAM-6 (FRONT) -30.5 -27.6 -27.6 -21.9 -27.6 -19.4 -27.6 -24.6 -27.6 -30.0 -27.6 -24.7 -26.9 -19.4 -22.1 SENSOR -24.3 -27.3 -27.3 -24.3 -0.1(4.6) VOLTAGE ( ) :POWER OFF SIGNAL : AUDIO PB(ANALOG)

  • Page 22: Wiring-4 (Pt/Power)

    WIRING-4 (PT/POWER)

  • Page 23: Schematic Diagram-7 (Pt)

    SCHEMATIC DIAGRAM-7 (PT) AC120V 60HZ...

  • Page 24: Schematic Diagram-8 (Power)

    SCHEMATIC DIAGRAM-8 (POWER)

  • Page 25: Wave Form

    WAVE FORM 1) Q302 (B) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 500mV/DIV 10µS/DIV 2) Q308 (E) J702: V OUT (75Ω TERMINATED) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 200mV/DIV 10µS/DIV 3) Q301 (B), Q303 (B) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 500mV/DIV 10µS/DIV...
  • Page 26 5) Q300 (B) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 500mV/DIV 10µS/DIV 6) Q306 (E) J703: C OUT (75Ω TERMINATED) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 200mV/DIV 10µS/DIV 7) Q305 (B) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 500mV/DIV 10µS/DIV 8) Q311 (E) J701: CR OUT (75Ω...
  • Page 27 9) Q304 (B) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 500mV/DIV 10µS/DIV 10) Q310 (E) J700: CB OUT (75Ω TERMINATED) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 200mV/DIV 10µS/DIV 11) IC203 (11) (14) PIN PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 1V/DIV 200µS/DIV...
  • Page 28 12) IC608 (2) (7) PIN PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 500mV/DIV 200µS/DIV 13) J702 R, L OUT (22kΩ TERMINATED) PLAY: NTSC COLOR BAR SOFT: A.BEX (PTD1-NOR) 1V/DIV 200µS/DIV...

  • Page 29: Ic Description

    IC DESCRIPTION IC, HD6412350F20 Pin No. Pin Name Description ________________ CS1ROM — Not used. ________________ CS0ROM Chip select output terminal for ROM. 3, 4 GND. Power input terminal. EVER 5 V. A0-3 Address bus output terminal. GND. 11-18 A4-11 Address bus output terminal. GND.
  • Page 30 Pin No. Pin Name Description USDA C data input/output terminal for EERROM, video encoder IC. Data enable signal output terminal for AUDIO DAC IC control. Clock for AUDIO DAC IC control. Data output terminal for AUDIO DAC IC control. __________________ WDTOVF Watch dog timer overflow signal output terminal.
  • Page 31 Pin No. Pin Name Description POWER ON Power supply control terminal ON = H OFF = L. A MUTE AC-3 — Not used. ______ PAL/NT Fixed to NTSC = L. (Not used.) 123, 124 MD0, 1 Operation mode control Fixed to L. Operation mode control Fixed to H.
  • Page 32 IC, L64021D Pin No. Pin Name Description Ground. SBD_7-4 SDRAM data bus 7-4. Power (3.3V). 7-10 SBD_3-0 SDRAM data bus 3-0. Ground. 12-19 CH_DATA_0-7 Channel data bus 0-7. Ground. TOS_N Top of sector. 22, 23 Not connected. ERROR_N Error. Power (3.3V). AVALID_N Audio data valid.
  • Page 33 Pin No. Pin Name Description Power (3.3V). OSD_ACTIVE On screen display active. 73, 74 PD_0, 1 Pixel data output bus 0, 1. Ground. 76-78 PD_2-4 Pixel data output bus 2-4. Power (3.3V). — Not connected. Ground. 82-84 PD_5-7 Pixel data output bus 5-7. Ground.
  • Page 34 Pin No. Pin Name Description Ground. 124-126 SBD_12-10 SDRAM data bus 12-10. Power (3.3V). 128, 129 SBD_9, 8 SDRAM data bus 9, 8. SCLK SDRAM 81MHz clock. Ground. 132-134 SBA_9-7 SDRAM address bus 9-7. Power (3.3V). 136-138 SBA_6-4 SDRAM address bus 6-4. Ground.
  • Page 35 FL (10BT219GNK) GRID ASSIGNMENT/ANODE CONNECTION...

  • Page 36: Mechanical Parts List 1/1

    2 8Z-AV1-004-010 PANEL,DVD 33 8Z-AV2-616-010 CONN ASSY,5P HMP-1 3 8Z-AV4-001-010 PANEL,FR-AL 4U 34 8Z-AV2-618-010 FF-CABLE, 20P 0.5 FMS-2 4 82-NE6-067-010 BADGE,AIWA 30N 35 8Z-AV2-623-010 FF-CABLE, 9P 1.0 FMR-1 5 8Z-AV1-001-010 CABI,FRONT 36 8Z-AV2-624-010 FF-CABLE, 6P 1.0 FMR-2 6 8Z-AV1-204-010 HLDR,FR-R 37 8Z-AV2-626-010 FF-CABLE, 14P 1.0 FMR-4...

  • Page 37: Mechanical Exploded View 1/1

    MECHANICAL EXPLODED VIEW 1/1 BINDER,WIRE P.C.B P.C.B PLATE,E-FR WIRE ASSY,LUG 07 P.C.B P.C.B WIRE ASSY, BINDER,WIRE LUG 07 P.C.B P.C.B PLATE,E-FR...

  • Page 38: Accessories/Package List

    ACCESSORIES/PACKAGE LIST REF. NO PART NO. KANRI DESCRIPTION 1 8Z-AV4-901-010 IB,U (E/S/F) DV300 -I 2 87-050-052-010 CORD,PIN 3P Y/W/R 3 8Z-AV2-610-010 RC UNIT,RC-ZVL04 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 Printed in Singapore 920074...

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