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Aiwa NSX-D77 Service Manual
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Aiwa NSX-D77 Service Manual

Aiwa NSX-D77 Service Manual

Compact disc stereo cassette receiver
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3 7 63 1515 0
SERVICE MANUAL
TE
L 13942296513
COMPACT DISC STEREO
CASSETTE RECEIVER
SYSTEM
NSX–D77
NSX-T76
NSX-T77
• This Service Manual is the "Revision Publishing" and replaces
"Simple Manual" NSX-D77<U> (S/M Code No. 09-002-425-2T2) and
NSX-T76<LH> (S/M Code No. 09-004-425-2T3) and NSX-T77<HS> (S/M Code
No. 09-004-425-2T4).
• If requiring information about the CD mechanisim, see Service Manual
of 6ZG-1 (S/M Code No. 09-001-338-7N2).
www
.
http://www.xiaoyu163.com
CD–CASSEIVER
CX–ND77
CX-NT76
CX-NT77
x
ao
u163
y
i
S/M Code No. 09-005-425-2R2
http://www.xiaoyu163.com
NSX-D77
2 9
8
NSX-T76
NSX-T77
Q Q
3
6 7
1 3
1 5
BASIC TAPE MECHANISM: 2ZM-3MK2 PR4NM
BASIC CD MECHANISM: 6ZG-1 ZRNDM
SPEAKER
REMOTE CONTROLLER
SX–WND77
SX-WNT98
SX-WNT77
co
.
U
9 4
2 8
LH
HS
0 5
8
2 9
9 4
2 8
RC–ZAS04
m
9 9
9 9

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Summary of Contents for Aiwa NSX-D77

  • Page 1 SX-WNT77 CX-NT77 • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” NSX-D77<U> (S/M Code No. 09-002-425-2T2) and NSX-T76<LH> (S/M Code No. 09-004-425-2T3) and NSX-T77<HS> (S/M Code No. 09-004-425-2T4). • If requiring information about the CD mechanisim, see Service Manual of 6ZG-1 (S/M Code No.

  • Page 2: Specifications

    http://www.xiaoyu163.com SPECIFICATIONS 3 7 63 1515 0 <FM Tuner section> <Speaker system SX–WND77><U> Tuning range 87.5 MHz to 108 MHz Cabinet type 4 way, built-in subwoofer Usable sensitivity(IHF) 13.2 dBf (magnetic shielded type) Antenna terminals 75 ohms (unbalanced) Speakers Subwoofer: 200 mm ( 7 in.) cone type <AM Tuner section>...
  • Page 3 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 http://www.xiaoyu163.com ELETRICAL MAIN PARTS LIST 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 87-017-154-080 ZENER,HZS6C3L 87-020-331-080 CHIP-DIODE,DAN202K 8A-NF3-635-010 C-IC,LC876596W-5P43 87-A40-488-080 DIODE,1SS244 87-A21-482-010 IC,RPM6938-H4 87-A40-747-080 ZENER,UZ5.1BSB 87-A20-869-040 C-IC,M62449FP 87-A40-751-080 ZENER,UZ6.2BSB 87-A21-398-010 IC,STK490-110<HS,LH> 87-A21-397-010 IC,STK490-070<U>...
  • Page 7 http://www.xiaoyu163.com 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C321 87-012-141-080 CHIP-CAPACITOR,0.22-16F C616 87-010-180-080 C-CER 1500P C322 87-012-141-080 CHIP-CAPACITOR,0.22-16F C617 87-010-198-080 CAP, CHIP 0.022 C324 87-010-260-080 CAP, ELECT 47-25V C618 87-010-401-080 CAP, ELECT 1-50V C325 87-010-370-080...
  • Page 8 http://www.xiaoyu163.com 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C819 87-010-179-080 CAP,CHIP S B1200P 87-A00-261-080 RES,M/F 0.56-1W J C820 87-010-179-080 CAP,CHIP S B1200P R117 87-012-368-080 C-CAP,S 0.1-50 Z F<LH> C821 87-010-405-080 CAP, ELECT 10-50V R118 87-012-368-080...
  • Page 9 http://www.xiaoyu163.com 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C812 87-016-044-040 CAP,E 100-16 GAS<HS,LH> LED456 87-A40-537-040 LED,SLR-56PT-T31-W<U> C821 87-010-196-080 CHIP CAPACITOR,0.1-25<HS,LH> LED456 87-A40-809-040 LED,LTL-307KK PGRN<HS,LH> C833 87-010-322-080 C-CAP,S 100P-50 CH<HS,LH> LED461 87-A40-317-080 LED,SLR-342VCT31 RED C901...
  • Page 10 http://www.xiaoyu163.com 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C208 87-010-403-080 CAP, ELECT 3.3-50V 87-A11-148-080 CAP,TC U 0.1-50 Z F C209 87-010-184-080 CHIP CAPACITOR 3300P(K) 87-A11-148-080 CAP,TC U 0.1-50 Z F C210 87-010-184-080 CHIP CAPACITOR 3300P(K)
  • Page 11 http://www.xiaoyu163.com 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C602 87-010-186-080 CAP,CHIP 4700P DECK C.B C603 87-010-112-040 CAP,E 100-16 C604 87-010-405-040 CAP,E 10-50 82-ZM3-601-010 RBN,CORD,4P-75 C605 87-010-546-040 CAP,E 0.33-50 CON105 87-099-756-010 CONN,15P 9604 S F C606 87-010-320-080...
  • Page 12 http://www.xiaoyu163.com TRANSISTOR ILLUSTRATION 3 7 63 1515 0 E C B E C B E C B E C B DTC114ES KTA1266GR CD1585BC CC5551 2SB1436 KTC3198GR CSC4115BC KTC3199GR CSA952K E C B B C E G D S 2SK3053 2SB1237Q 2SK2158 2SA1235F KRA104S...
  • Page 13 http://www.xiaoyu163.com WIRING - 1 (MAIN/ GEQ/ VM)<U, LH> 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 - 13 -...
  • Page 14 http://www.xiaoyu163.com WIRING - 2 (MAIN/ GEQ/ VM)<HS> 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 - 14 -...
  • Page 15 http://www.xiaoyu163.com SCHEMATIC DIAGRAM - 1 (MAIN 1 / 3: AMP/ VM) 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 b-sm-anf44252-secsclr2 w w w u 1 6 3 - 15 - http://www.xiaoyu163.com...
  • Page 16 http://www.xiaoyu163.com SCHEMATIC DIAGRAM - 2 (MAIN 2 / 3: DECK/ HEAD-1/ HEAD-2) 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 - 16 - http://www.xiaoyu163.com...
  • Page 17 http://www.xiaoyu163.com SCHEMATIC DIAGRAM - 3 (MAIN 3 / 3: 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 - 17 - http://www.xiaoyu163.com...
  • Page 18 http://www.xiaoyu163.com SCHEMATIC DIAGRAM-4 (GEQ) 3 7 63 1515 0 L 13942296513 u163 - 18 - http://www.xiaoyu163.com...
  • Page 19 http://www.xiaoyu163.com WIRING - 3 (DISPLAY/ CD KEY) 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 - 5 (DISPLAY/ CD KEY/ 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 - 20 - http://www.xiaoyu163.com...
  • Page 21 http://www.xiaoyu163.com WIRING - 4 (CONTROL/ VOLUME/ MIC) 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 - 21 -...
  • Page 22 http://www.xiaoyu163.com SCHEMATIC DIAGRAM - 6 (CONTROL/ VOLUME/ MIC) 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 - 22 - http://www.xiaoyu163.com...
  • Page 23 http://www.xiaoyu163.com WIRING - 5 (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 - 23 -...
  • Page 24 http://www.xiaoyu163.com SCHEMATIC DIAGRAM - 7 (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 - 24 - http://www.xiaoyu163.com...
  • Page 25 http://www.xiaoyu163.com WIRING - 6 (PT)<LH> 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 - 25 -...
  • Page 26 http://www.xiaoyu163.com SCHEMATIC DIAGRAM - 8 (PT)<LH> 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 - 26 - http://www.xiaoyu163.com...
  • Page 27 http://www.xiaoyu163.com WIRING - 7 (PT)<U> 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 - 27 -...
  • Page 28 http://www.xiaoyu163.com SCHEMATIC DIAGRAM - 9 (PT)<U> 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 - 28 - http://www.xiaoyu163.com...
  • Page 29 http://www.xiaoyu163.com WIRING - 8 (PT)<HS> 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 - 29 -...
  • Page 30 http://www.xiaoyu163.com SCHEMATIC DIAGRAM - 10 (PT)<HS> 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 - 30 - http://www.xiaoyu163.com...
  • Page 31 http://www.xiaoyu163.com WIRING - 9 (DECK/ HEAD-1/ HEAD-2) 3 7 63 1515 0 L 13942296513 u163 - 31 -...
  • Page 32 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 - 32 - http://www.xiaoyu163.com...
  • Page 33 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 - 33 - http://www.xiaoyu163.com...
  • Page 34 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 - 34 - http://www.xiaoyu163.com...
  • Page 35 http://www.xiaoyu163.com FL (BJ752GK-ANF3) GRID ASSIGNMENT AND ANODE CONNECTION GRID ASSIGNMENT 3 7 63 1515 0 L 13942296513 u163 - 35 - http://www.xiaoyu163.com...
  • Page 36 http://www.xiaoyu163.com ANODE CONNECTION 3 7 63 1515 0 L 13942296513 u163 - 36 - http://www.xiaoyu163.com...
  • Page 37 http://www.xiaoyu163.com IC DESCRIPTION IC, LC876596W-5P43 3 7 63 1515 0 Description Pin No. Pin Name Common serial CLOCK output. DATA Common Serial DATA output. Common serial STROBE output. CS-RHYTHM Rhythm IC chip select output. GEQ-CE GEQ IC chip enable output. HP-MUTE Headphone plug-in detect input.
  • Page 38 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Description P19/K-CON FL segement P19 output / K-CON select diode input(not used). P18/RDS FL segement P18 output / RDS select diode input(not used). P17/FM1 FL segment P17 output / FM1 select diode input(not used). P16/SW FL segment P16 output / SW step initial diode input(not used).
  • Page 39 http://www.xiaoyu163.com ADJUSTMENT <TUNER/DECK> 3 7 63 1515 0 A MAIN C.B L802 SFR351 SFR352 L951 L801 IC303 SFR306 IC801 R815 SFR305 (3/3) (1/3) SFR302 SFR301 (CLK) SFR304 FFE831 SFR303 (VT) TP10 (LCH) TP7 (LCH) (RCH) TP8 (RCH) IC601 15 14 13 12 B DISPLAY C.B L 13942296513...
  • Page 40 http://www.xiaoyu163.com < TUNER SECTION > 3 7 63 1515 0 1. Clock Frequency Check 9. Head Azimuth Adjustment (DECK 1, DECK 2) Settings : • Test point : TP6 (CLK) Settings : • Test tape : TTA–300 (315/10kHz) Method : Set to AM 1710kHz<U,LH>, 1602kHz<HS> •...
  • Page 41 http://www.xiaoyu163.com 3 7 63 1515 0 15. REC/PB Sensitivity Check (DECK 2) Settings : • Test tape : TTA-615 (CrO • Test point : TP9(Rch), TP10(Lch) • Input signal : 1kHz (LINE IN) Method : Apply a 1kHz signal and REC mode. Then adjust OSC attenuator so that the output level at the test points becomes 125mV.
  • Page 42 http://www.xiaoyu163.com MECHANICAL EXPLODED VIEW 1 / 1 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 - 42 - http://www.xiaoyu163.com...

  • Page 43: Color Name Table

    http://www.xiaoyu163.com MECHANICAL PARTS LIST 1 / 1 3 7 63 1515 0 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 43 8A-NF3-213-110 HLDR,HT-SINK L 1 88-NF3-090-010 RING,FOOT 44 8A-NF3-214-010 HLDR,HT-SINK R 2 8A-NF3-042-010 PANEL ASSY,TRAY 3 8A-NF3-029-010 BOX,CASS R 45 8A-NF3-210-010 HLDR,SIDE L...
  • Page 44 http://www.xiaoyu163.com TAPE MECHANISM EXPLODED VIEW 1 / 1 3 7 6 3 1 5 1 5 0 PH(DECK 1) RPH(DECK 2) DECK C.B SOL 2 SOL 1 (DECK 2) (DECK 1) 1 3 9 4 2 2 9 6 5 1 3 HEAD 1 C.B(DECK 1) HEAD 2 C.B(DECK 2) (DECK 1)
  • Page 45 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 1 82-ZM3-301-510 CHAS ASSY,M2 36 82-ZM3-339-010 SHAFT,COUPLER N3(DECK 1) 2 82-ZM1-258-110 SPR-T,PINCH L 37 86-ZM1-206-010 BELT,MAIN L 3 82-ZM1-341-110 LVR ASSY,PINCH L2...

  • Page 46: Speaker Disassembly Instructions

    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 47 2 8A-NS3-002-010 PANEL,TW L 17 88-NS3-020-010 CORD,BUSH L 3 8A-NS3-003-010 PANEL,TW R 18 8A-NS3-023-010 FOOT, 4 8A-NS3-004-010 PANEL,DUCT RING 19 8A-NSJ-006-010 BADGE,AIWA S35 5 8A-NS3-005-010 PANEL,DUCT 20 8A-NS3-014-010 CABI,TOP 6 8A-NS3-006-010 PANEL,TOP 21 8A-NS3-030-010 UT2 4*12 CM 7 8A-NS3-009-010 ADAPTOR,...
  • Page 48 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 9820572 9630472 0251431 Printed in Singapore http://www.xiaoyu163.com...

This manual is also suitable for:

Nsx-t76Nsx-t77