Aiwa NSX-DP25 Service Manual
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Aiwa NSX-DP25 Service Manual

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3 7 63 1515 0
SERVICE MANUAL
TE
L 13942296513
COMPACT DISC
STEREO SYSTEM
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
CX-NHMT25 (U), (S/M Code No. 09-002-428-0T1) and CX-NDP25 (LH),
(S/M Code No. 09-003-428-0T2).
www
• If requiring information about the CD mechanism, see Service Manual
of AZG-1, (S/M Code No. 09-001-335-3N6).
.
http://www.xiaoyu163.com
CD
SYSTEM
CASSEIVER
NSX-DP25
CX-NDP25
NSX-HMT25
CX-NHMT25
x
ao
y
i
S/M Code No. 09-004-428-0R1
http://www.xiaoyu163.com
NSX-DP25
8
NSX-HMT25
Q Q
3
6 7
1 3
BASIC TAPE MECHANISM : ZZM-3 PR1NM
BASIC CD MECHANISM : AZG-1 ZD8RDM
SPEAKER
SX-NSZ52
SX-R277
SX-C607
SX-NAJ22
SX-R275
SX-C605
u163
.
2 9
9 4
2 8
1 5
0 5
8
2 9
9 4
REMOTE
CONTROLLER
RC-ZAS10
m
co
LH
9 9
U
2 8
9 9

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Summary of Contents for Aiwa NSX-DP25

  • Page 1 NSX-DP25 3 7 63 1515 0 NSX-HMT25 SERVICE MANUAL L 13942296513 COMPACT DISC BASIC TAPE MECHANISM : ZZM-3 PR1NM STEREO SYSTEM BASIC CD MECHANISM : AZG-1 ZD8RDM REMOTE SYSTEM SPEAKER CASSEIVER CONTROLLER SX-NSZ52 NSX-DP25 CX-NDP25 SX-R277 SX-C607 RC-ZAS10 SX-NAJ22...

  • Page 2: Specifications

    http://www.xiaoyu163.com SPECIFICATIONS 3 7 63 1515 0 <FM tuner section> <Compact disc player section> Tuning range 87.5 MHz to 108 MHz Laser Semiconductor laser (λ =780 nm) Usable sensitivity (IHF) 13.2 dBf D-A converter 1 bit dual Antenna terminals 75 ohms (unbalanced) Signal-to-noise ratio 85 dB (1 kHz, 0 dB) Harmonic distortion...

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

    http://www.xiaoyu163.com PROTECTION OF EYES FROM LASER BEAM DURING SERVICING 3 7 63 1515 0 This set employs laser. Therefore, be sure to follow carefully CAUTION 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

    http://www.xiaoyu163.com NOTE ON BEFORE STARTING REPAIR 1. Forced discharge of electrolytic capacitor of power supply block 3 7 63 1515 0 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 http://www.xiaoyu163.com 3 7 63 1515 0 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

    http://www.xiaoyu163.com ELECTRICAL MAIN PARTS LIST 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-010-384-080 CAP, ELECT 100-25V 87-010-197-080 CAP, CHIP 0.01 DM 87-A21-398-010 IC,STK490-110 87-010-403-080 CAP, ELECT 3.3-50V 87-A20-783-040 C-IC,BA7762AFS C115 87-010-404-080 CAP, ELECT 4.7-50V<LH>...
  • Page 7 http://www.xiaoyu163.com 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C407 87-010-401-080 CAP, ELECT 1-50V C630 87-010-263-080 CAP, ELECT 100-10V C408 87-010-401-080 CAP, ELECT 1-50V C631 87-010-185-080 C-CAP,S 3900P-50 B C409 87-010-196-080 CHIP CAPACITOR,0.1-25 C632 87-010-185-080...
  • Page 8 http://www.xiaoyu163.com 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C852 87-010-197-080 CAP, CHIP 0.01 DM C108 87-012-393-080 C-CAP,S 0.22-16 R K C853 87-010-197-080 CAP, CHIP 0.01 DM C153 87-010-198-080 CAP, CHIP 0.022 C858 87-010-196-080 CHIP CAPACITOR,0.1-25...
  • Page 9 http://www.xiaoyu163.com 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION S326 87-A90-164-080 SW,TACT SKQAB(N) PT C.B S341 87-A90-164-080 SW,TACT SKQAB(N) S342 87-A90-164-080 SW,TACT SKQAB(N) 87-010-387-080 CAP,E 470-25 SME S343 87-A90-164-080 SW,TACT SKQAB(N) 87-A11-148-080 CAP,TC U 0.1-50 Z F S344...

  • Page 10: Transistor Illustration

    http://www.xiaoyu163.com TRANSISTOR ILLUSTRATION 3 7 63 1515 0 E C B E C B B C E E C B CD1585BC DTC114ES CSC4115BC 2SB1370 CSA952K KTC3199GR KTA1266GR KTC3198GR 2SK2158 CSD1306E 2SA1235F KRA104S 2SC2714 KRC102S-RTK 2SC3052F CMBT5401 RT1P141C L 13942296513 CMBT5551 RT1P144C CHIP RESISTOR PART CODE Chip Resistor Part Coding...
  • Page 11 http://www.xiaoyu163.com FL (HNA-10SS12) GRID ASSIGNMENT AND ANODE CONNECTION 3 7 63 1515 0 GRID ASSIGNMENT L 13942296513 ANODE CONNECTION u163 – 11 – http://www.xiaoyu163.com...

  • Page 12: Wiring - 1 (Main)

    http://www.xiaoyu163.com WIRING – 1 (MAIN) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – 12 –...
  • Page 13 http://www.xiaoyu163.com SCHEMATIC DIAGRAM – 1 (MAIN 1 / 4 : AMP) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – – http://www.xiaoyu163.com...
  • Page 14 http://www.xiaoyu163.com SCHEMATIC DIAGRAM – 2 (MAIN 2 / 4 : TUNER) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – – http://www.xiaoyu163.com...
  • Page 15 http://www.xiaoyu163.com SCHEMATIC DIAGRAM – 3 (MAIN 3 / 4 : DECK) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – – http://www.xiaoyu163.com...
  • Page 16 http://www.xiaoyu163.com SCHEMATIC DIAGRAM – 4 (MAIN 4 / 4 : PROLOGIC) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – – http://www.xiaoyu163.com...

  • Page 17: Wiring - 2 (Front)

    http://www.xiaoyu163.com WIRING – 2 (FRONT) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – 17 –...

  • Page 18: Schematic Diagram - 5 (Front)

    http://www.xiaoyu163.com SCHEMATIC DIAGRAM – 5 (FRONT) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – – http://www.xiaoyu163.com...
  • Page 19 http://www.xiaoyu163.com WIRING – 3 (AMP 1F) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – 19 –...
  • Page 20 http://www.xiaoyu163.com SCHEMATIC DIAGRAM – 6 (AMP 1F) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – – http://www.xiaoyu163.com...
  • Page 21 http://www.xiaoyu163.com WIRING – 4 (PT : U) 3 7 63 1515 0 L 13942296513 u163 – 21 –...
  • Page 22 http://www.xiaoyu163.com SCHEMATIC DIAGRAM – 7 (PT : U) 3 7 63 1515 0 L 13942296513 u163 – 22 – http://www.xiaoyu163.com...
  • Page 23 http://www.xiaoyu163.com WIRING – 5 (PT : LH) 3 7 63 1515 0 L 13942296513 u163 – 23 –...
  • Page 24 http://www.xiaoyu163.com SCHEMATIC DIAGRAM – 8 (PT : LH) 3 7 63 1515 0 L 13942296513 u163 – 24 – http://www.xiaoyu163.com...
  • Page 25 http://www.xiaoyu163.com WIRING – 6 (DECK) 3 7 6 3 1 5 1 5 0 FROM B FRONT C. B CN104 E DECK C . B FC104 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 –...
  • Page 26 http://www.xiaoyu163.com WIRING – 7 (HEAD) 3 7 63 1515 0 L 13942296513 u163 – 26 –...

  • Page 27: Ic Block Diagram

    http://www.xiaoyu163.com IC BLOCK DIAGRAM 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – – http://www.xiaoyu163.com...
  • Page 28 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 – – http://www.xiaoyu163.com...
  • Page 29 http://www.xiaoyu163.com IC DESCRIPTION µ PD780228GF-060-3BA 3 7 63 1515 0 Pin No. Pin Name Description O-MOTOR DECK MOTOR ON/OFF output. O-SOL1 DECK1 solenoid output. O-SOL2 DECK2 solenoid output. P-LOGIC_LED PRO LOGIC LED ON/OFF output. – Not connected. O-SET_LED SET LED ON/OFF output. O-CLEAR_LED CLEAR LED ON/OFF output.
  • Page 30 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Description I-SPEANA_L A/D L-input for spectrum analyser level display. I-SPEANA_R A/D R-input for spectrum analyser level display. I-KEY1 Key1 input. I-KEY2 Key2 input. I-KEY3 Key3 input. I-TU_SIG Tuner signal input. AVSS –...
  • Page 31 http://www.xiaoyu163.com ADJUSTMENT <TUNER / DECK / MICON> 3 7 63 1515 0 A MAIN C.B L801 L802 TP3(DC BAL) IC801 L951 SFR352 SFR351 TP4(DC BAL) (3/3) (1/3) (CLK) IC303 TP1(VT) FFE831 TP8 (LCH) TP9 (RCH) L 13942296513 < TUNER SECTION > 1.
  • Page 32 http://www.xiaoyu163.com 3 7 63 1515 0 B FRONT C.B FL901 D981 TP11 IC901 L951 C913 < CR NETWORK FILTER > 1kΩ 1SS133 10µF 10µF TP11 (KEY-SCAN) FREQUENCY 0.1µF 47kΩ 1kΩ COUNTER (GND) DECK–1 P HEAD E DECK C.B DECK–2 R/P/E HEAD SFR1 L 13942296513 <...
  • Page 33 http://www.xiaoyu163.com MECHANICAL EXPLODED VIEW 1 / 1 3 7 6 3 1 5 1 5 0 AZG-1 ZD8RDM P.C.B WIRE,BINDER P.C.B FL901 HT-SINK, ASSY 1 3 9 4 2 2 9 6 5 1 3 P.C.B P.C.B WIRE, BINDER PLATE,EARTH MIC CHAS,MAIN w w w u 1 6 3...

  • Page 34: Mechanical Parts List

    HLDR,LOCK 1 5 8A-NF8-207-010 SPR-T,EJECT 1 37 86-NF9-224-010 SPR-C,LOCK 6 8A-NF8-208-010 SPR-T,EJECT 2 38 82-NF5-229-010 PLATE,LOCK 7 87-CE3-023-010 BADGE,AIWA 30N SILV 39 87-NF4-217-110 HLDR,LOCK 2 8 8A-NF9-018-010 KNOB,RTRY JOG 40 87-NF4-221-010 HLDR,CABLE 9 8A-NF8-209-010 OIL-DMPR,120 41 87-085-185-010 BUSHING, AC CORD (E)<LH>...
  • Page 35 http://www.xiaoyu163.com TAPE MECHANISM EXPLODED VIEW 1 / 1 3 7 6 3 1 5 1 5 0 TERMINAL, TERMINAL,LB1 IC, EW732 1 3 9 4 2 2 9 6 5 1 3 IC, EW732 P.C.B w w w u 1 6 3 –...

  • Page 36: Tape Mechanism Parts List

    http://www.xiaoyu163.com TAPE MECHANISM PARTS LIST 1 / 1 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 8Z-ZM3-227-010 BELT,MAIN M3 8Z-ZM3-233-010 SPR-T,BRG M3 8Z-ZM3-235-010 BELT,MAIN L 84-ZM2-227-310 SPR-C,AZIMUTH 8Z-ZM1-235-010 PULLEY,MOT 87-A90-403-110 HEAD,RPH MS15R 87-045-347-010 MOT,SHU2L 70 87-A90-404-010...
  • Page 37 http://www.xiaoyu163.com SPEAKER DISASSEMBLY INSTRUCTIONS 3 7 63 1515 0 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 38: Accessories / Package List

    SPEAKER PARTS LIST <NSX-DP25> SPEAKER PARTS LIST <NSX-HMT25> SX-NSZ52 (YLSL) SX-NAJ22 (YUSC, YUSL) 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 8A-NSJ-001-010 PANEL,FR R 1 8A-NSK-001-010 PANEL,FR 2 8A-NSJ-002-010...
  • Page 39 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9820543 0251431 Printed in Singapore http://www.xiaoyu163.com...

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