Aiwa XR-DV526 Service Manual
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Aiwa XR-DV526 Service Manual

Aiwa XR-DV526 Service Manual

Dvd stereo system
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SERVICE MANUAL
DVD STEREO SYSTEM
SYSTEM
XR–DV526
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-007-434-1T1).
• If requiring information about the DVD mechanism, see Service Manual of AZG-D,
(S/M Code No. 09-00A-350-6N2).
XR-DV526
BASIC TAPE MECHANISM : ZZM-3 YPR1NF
BASIC DVD MECHANISM : AZG-D ZAAPA
CD
CASSEIVER
CX–NDV526
S/M Code No. 09-00A-434-1R1
SPEAKERS
CONTROLLER
SX–WNDV526
SX–R275
SX–C605
U
REMOTE
RC–AAS03

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Summary of Contents for Aiwa XR-DV526

  • Page 1 XR-DV526 SERVICE MANUAL BASIC TAPE MECHANISM : ZZM-3 YPR1NF DVD STEREO SYSTEM BASIC DVD MECHANISM : AZG-D ZAAPA REMOTE SYSTEM SPEAKERS CASSEIVER CONTROLLER SX–WNDV526 XR–DV526 CX–NDV526 RC–AAS03 SX–R275 SX–C605 • This Service Manual is the “Revision Publishing” and replaces “Simple Manual”...

  • Page 2: Specifications

    SPECIFICATIONS Main unit CX-NDV526 S-VIDEO OUT Y output: 1 Vp-p (75 ohms, sync negative) <FM Tuner section> C output: 0.286 Vp-p Tuning range 87.5 MHz to 108 MHz VIDEO OUT Video composit output Usable sensitivity (IHF) 13.2 dBf 1 Vp-p (75 ohms, sync negative) Antenna terminals 75 ohms (unbalanced) One RCA jack...

  • Page 3: Protection Of Eyes From Laser Beam During Servicing

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

  • Page 4: Note On Before Starting Repair

    NOTE ON BEFORE STARTING REPAIR 1. Forced discharge of electrolytic capacitor of power supply block When repair is going to be attempted in the set that uses relay circuit in the power supply block, electric potential is kept charged across the electrolytic capacitors (C101, 102) even though AC power cord is removed.
  • Page 5 In such a case, check also if the POWER AMPLIFIER circuit or power supply circuit has any abnormalities or not. 2-2. Regarding reset There are cases that the machine does not work correctly because the MICROCOMPUTER is not reset even though the AC power cord is re-inserted, or the software reset (pressing the STOP key + POWER key) is performed.

  • Page 6: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-016-658-000 CAP,E 4700-35 M SMG 87-016-658-000 CAP,E 4700-35 M SMG 87-A21-269-010 IC,EW732 87-010-406-080 CAP,ELECT 22-50 87-A21-396-010 IC,STK490-040 87-010-406-080 CAP,ELECT 22-50 87-A21-398-010 IC,STK490-110 87-010-406-080 CAP,ELECT 22-50 8A-DJV-610-030 C-IC,LC87F65C8G-SAN1 87-A21-629-010...
  • Page 7 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C370 87-010-196-080 CHIP CAPACITOR,0.1-25 C468 87-A10-060-080 C-CAP,S 0.18-16 K B C373 87-A11-177-080 C-CAP,S 0.15-16 K B C472 87-012-140-080 C-CAP,S 470P C374 87-A11-177-080 C-CAP,S 0.15-16 K B C473 87-012-140-080 C-CAP,S 470P C378 87-010-196-080...
  • Page 8 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C788 87-010-149-080 C-CAP,S 5P-50 CH CN301 87-099-827-010 CONN,3P S2M-3W C789 87-A10-592-080 C-CAP,S 0.015-50 J B CN351 87-099-832-010 CONN,8P S2M-8W C790 87-A10-592-080 C-CAP,S 0.015-50 J B CN431 87-099-013-010 CONN,11P 6216 V C791 87-010-196-080 CHIP CAPACITOR,0.1-25...
  • Page 9 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C321 87-012-393-080 C-CAP,S 0.22-16 R K S427 87-A91-024-180 SW,TACT KSHG611BT C322 87-010-400-040 CAP,E 0.47-50 S428 87-A91-024-180 SW,TACT KSHG611BT C325 87-A10-189-040 CAP,E 220-10 S429 87-A91-024-180 SW,TACT KSHG611BT C326 87-A10-189-040 CAP,E 220-10 S430 87-A91-024-180...
  • Page 10 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION R232 87-A00-258-080 RES,M/F 0.22-1W J JW13 87-A91-805-010 FUSE,10A 125V 237-0101ME600 WH101 87-A90-459-010 HLDR,WIRE 2.5-5P 8A-DJV-604-010 PT,ADJ-28(U) WH102 87-A90-460-010 HLDR,WIRE 2.5-7P 8A-NF8-661-010 PT,SUB ANF-8(U) 87-A91-418-010 RELAY,AC12V G5PA-1-M 87-A60-317-010 TERMINAL,1P MSC AMP PROLOGIC C.B 87-A60-317-010 TERMINAL,1P MSC...

  • Page 11: Chip Resistor Part Code

    CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Wattage Type Tolerance Symbol 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 E C B E C B...
  • Page 12 BLOCK DIAGRAM – 1 (MAIN UNIT / DVD UNIT) – 12 –...
  • Page 13 BLOCK DIAGRAM – 2 (MAIN / FRONT / AMP 1F / AMP PROLOGIC / PT / DECK) – 13 –...
  • Page 14 WIRING – 1 (MAIN / VM) – 14 –...
  • Page 15 SCHEMATIC DIAGRAM – 1 (MAIN : 1 / 4 / VM) – 15 –...
  • Page 16 SCHEMATIC DIAGRAM – 2 (MAIN : 2 / 4 <TUNER SECTION>) – 16 –...
  • Page 17 SCHEMATIC DIAGRAM – 3 (MAIN : 3 / 4 <DECK SECTION>) – 17 –...
  • Page 18 SCHEMATIC DIAGRAM – 4 (MAIN : 4 / 4 <PRO LOGIC SECTION>) – 18 –...
  • Page 19 WIRING – 2 (FRONT) – 19 –...

  • Page 20: Schematic Diagram - 5 (Front / Deck)

    SCHEMATIC DIAGRAM – 5 (FRONT / DECK) – 20 –...
  • Page 21 WIRING – 3 (AMP 1F) – 21 –...
  • Page 22 SCHEMATIC DIAGRAM – 6 (AMP 1F) – 22 –...
  • Page 23 WIRING – 4 (AMP PROLOGIC) – 23 –...
  • Page 24 SCHEMATIC DIAGRAM – 7 (AMP PROLOGIC) – 24 –...
  • Page 25 WIRING – 5 (PT) – 25 –...

  • Page 26: Schematic Diagram - 8 (Pt)

    SCHEMATIC DIAGRAM – 8 (PT) – 26 –...
  • Page 27 WIRING – 6 (DECK) TO FRONT C. B CN302 G DECK C . B (FFC302) 1 3 5 7 9 11 2 4 6 8 10 – 27 –...
  • Page 28 FL (HNA – 11MM34) GRID ASSIGNMENT / ANODE CONNECTION / PIN CONNECTION GRID ASSIGNMENT ANODE CONNECTION PIN CONNECTION – 28 –...

  • Page 29: Ic Block Diagram

    IC BLOCK DIAGRAM – 29 –...
  • Page 30 – 30 –...
  • Page 31 IC DESCRIPTION LC87F65C8G-SAN1 Pin No. Pin Name Description I-STEREO Tuner stereo signal input. I-IFC Tuner IF count serial data input. – Not connected. O-POWER Power ON/OFF output. I-HP-MUTE Headphone insert detection input. O-DATA(M) IC control serial data output. O-STB(M) Main strobe output. O-MUTE Mute signal output.
  • Page 32 Pin No. Pin Name Description P21 / RDS FL segment output / RDS initial diode setting input (not used). P20 / FM1 FL segment output / FM1 initial diode setting input (not used). P19 / SW FL segment output / SW initial diode setting input (not used). P18 / LW FL segment output / LW initial diode setting input (not used).
  • Page 33 IC, LC72131D Pin No. Pin Name Description X-IN A crystal oscillator (4.5MHz) is connected between these pins. X-OUT – Not connected. To enable the IC. Active "H". Digital data input from CPU (LC87F65C8G-SAN1) when relevant key is operated. Active "H". To clock in the data DI.
  • Page 34 ADJUSTMENT – 1 <TUNER / FRONT> < TUNER SECTION > 1. Clock Frequency Check 8. Output Level Check Settings : • Test point : TP2 (CLK) <AM> Method : Set to AM 1710kHz and check that the test point is Settings : •...
  • Page 35 ADJUSTMENT – 2 <DECK> < DECK SECTION > 1. Tape Speed Adjustment (DECK 2) 5. REC/PB Frequency Response Adjustment (DECK 2) Settings : • Test tape : TTA–100 Settings : • Test tape : TTA–602 • Test point : TP8 (Lch), TP9 (Rch) •...

  • Page 36: Dvd Test Mode

    DVD TEST MODE 1. How to Activate DVD Test Mode Insert the AC plug, while pressing the DVD/CD/VCD function button. All the indicators on the FL display tube will light up, and the test mode will be activated. 2. How to Cancel DVD Test Mode Either one of the following operations will cancel the DVD test mode.

  • Page 37: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1 / 1 AZG-D ZAAPA FL401 HT-SINK,T5A P16 BINDER WIRE HT-SINK VM2 PLATE,PT PLATE SHLD ASSY 25 26 PLATE,EARTH MIC 30 31 CHAS,MAIN AJ ZZM-3 YPR1NF PLATE,EARTH MECH – 37 –...

  • Page 38: Mechanical Parts List

    HLDR,PWB-M BTM 13 8A-DJV-015-010 PANEL,FR U 47 87-NF4-221-010 HLDR,CABLE 14 8A-DJV-004-010 WINDOW,DISP U 48 8Z-NB8-254-010 COVER, PL M3 15 87-CE3-023-010 BADGE,AIWA 30N SILV 49 87-085-221-010 FOOT,H13.5 50 87-085-189-010 BUSHING, CORD (U) 16 8A-DJV-034-010 PANEL,CD 17 8A-DJV-003-010 CABI,STEEEL 51 87-A80-110-010 AC CORD ASSY,U SPT-2W...

  • Page 39: Tape Mechanism Exploded View

    TAPE MECHANISM EXPLODED VIEW 1 / 1 TERMINAL, TERMINAL,LB1 IC, EW732 IC, EW732 – 39 –...

  • Page 40: Tape Mechanism Parts List

    TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 8Z-ZM3-227-010 BELT,MAIN M3 8Z-ZM3-235-010 BELT,MAIN L 8Z-ZM3-233-010 SPR-T,BRG M3 8Z-ZM1-235-010 PULLEY,MOT 84-ZM2-227-310 SPR-C,AZIMUTH 87-045-347-010 MOT,SHU2L 70 87-A90-403-110 HEAD,RPH MS15R 8Z-ZM1-232-010 GEAR,IDL FF/REW 87-A90-404-010 HEAD,EH LE15B 8Z-ZM3-239-010...

  • Page 41: General Speaker Disassembly Instructions (For Reference)

    GENERAL SPEAKER DISASSEMBLY INSTRUCTIONS (FOR REFERENCE) Type.1 Type.4 Insert a flat-bladed screwdriver into the position indicated by the TOOLS arrows and remove the panel. Remove the screws of each speaker 1 Plastic head hammer unit and then remove the speaker units. 2 (() flat head screwdriver 3 Cut chisel How to Remove the PANEL, FR...

  • Page 42: Speaker Parts List

    SPEAKER PARTS LIST (SX–WNDV526) <YUSL> REF. NO. PART NO. KANRI DESCRIPTION 1 8A-NS8-009-010 PANEL,FR U 2 8A-DS8-004-010 PANEL,DUCT 3 8A-NS8-006-010 GRILLE,FRAME ASSY U 4 8Z-NS7-602-010 SPKR,W 160 5 8Z-NSY-604-010 SPKR,M 100 6 8Z-NSY-608-010 SPKR,CERAMIC ASSY 7 88-NS5-610-010 CORD,SPKR 8 88-NS5-611-010 CORD,SPKR B/L 9 8Z-NSY-003-010 CORD,BUSH...
  • Page 43 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9420025 0251431 Printed in Singapore...

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