Aiwa NSX-DP85 Service Manual
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Aiwa NSX-DP85 Service Manual

Aiwa NSX-DP85 Service Manual

Compact disc stereo cassette receiver
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SERVICE MANUAL
COMPACT DISC STEREO
CASSETTE RECEIVER
SYSTEM
NSX–DP85
• This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
NSX-DP85 (EZ), (S/M Code No. 09-005-428-3T2).
• If requiring information about the CD mechanism, see Service Manual of
AZG-1 ZD3RNDM, (S/M Code No. 09-001-335-3N8).
NSX-DP85
BASIC TAPE MECHANISM : 2ZM-3MK2 PR7NM
BASIC CD MECHANISM : AZG-1 ZD3RNDM
CD
SPEAKER
CASSEIVER
SX–NDP84
SX–R277
CX–NDP85
SX–C607
S/M Code No. 09-006-428-3R2
REMOTE
CONTROLLER
RC–ZAS05
EZ

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  • Page 1 CX–NDP85 SX–C607 • This Service Manual is the "Revision Publishing" and replaces "Simple Manual" NSX-DP85 (EZ), (S/M Code No. 09-005-428-3T2). • If requiring information about the CD mechanism, see Service Manual of AZG-1 ZD3RNDM, (S/M Code No. 09-001-335-3N8). S/M Code No. 09-006-428-3R2...

  • Page 2: Specifications

    All manuals and user guides at all-guides.com SPECIFICATIONS <FM tuner section> level) Tuning range 87.5 MHz to 108 MHz Recording system AC bias Usable sensitivity (IHF) 13.2 dBf Heads Deck 1: Playback head x 1 Antenna terminals 75 ohms (unbalanced) Deck 2: Recording/Playback head x 1, erase head x 1 <MW tuner section>...

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

    All manuals and user guides at all-guides.com PROTECTION OF EYES FROM LASER BEAM DURING SERVICING 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

    All manuals and user guides at all-guides.com 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 All manuals and user guides at all-guides.com 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

    All manuals and user guides at all-guides.com ELECTRICAL MAIN PARTS LIST REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION MAIN C.B 8A-NF6-605-130 C-IC,LC876572V-5P63 87-012-368-080 C-CAP,S 0.1-50 F 87-A21-355-010 IC,STK490-140 87-012-368-080 C-CAP,S 0.1-50 F 87-A21-398-010 IC,STK490-110 87-016-658-000 CAP,E 4700-35 M SMG 87-A20-914-010 IC,SPS-442-1-F...
  • Page 7 All manuals and user guides at all-guides.com REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C357 87-010-197-080 CAP, CHIP 0.01 DM C451 87-A10-802-080 C-CAP,S 0.047-16 J B CM C358 87-010-183-080 C-CAP,S 2700P-50 B C452 87-A10-802-080 C-CAP,S 0.047-16 J B CM C359 87-010-183-080 C-CAP,S 2700P-50 B...
  • Page 8 All manuals and user guides at all-guides.com REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION C771 87-010-263-080 CAP, ELECT 100-10V C940 87-010-197-080 C-CAP,S 0.01-25 C772 87-010-197-080 CAP, CHIP 0.01 DM C942 87-010-149-080 C-CAP,S 5P-50 CH C773 87-010-184-080 CHIP CAPACITOR 3300P(K) C947...
  • Page 9 All manuals and user guides at all-guides.com REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION R790 87-010-197-080 CAP, CHIP 0.01 DM C463 87-010-196-080 CHIP CAPACITOR,0.1-25 R991 87-010-322-080 C-CAP,S 100P-50 CH C464 87-010-196-080 CHIP CAPACITOR,0.1-25 R993 87-010-322-080 C-CAP,S 100P-50 CH C465 87-010-196-080...
  • Page 10 All manuals and user guides at all-guides.com REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION S323 87-A91-024-180 SW,TACT KSH0611BT C116 87-016-299-080 CAP, ELECT 10-100 M SME S324 87-A91-024-180 SW,TACT KSH0611BT C117 87-010-196-080 C-CAP,S 0.1-25 ZF S325 87-A91-024-180 SW,TACT KSH0611BT C119...

  • Page 11: Chip Resistor Part Code

    All manuals and user guides at all-guides.com REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION J102 87-A60-573-010 JACK,PIN 1P ORN DECK C.B L251 87-A50-610-010 COIL,1UH-K (MDEC) R218 87-A00-258-080 RES,M/F 0.22-1W J CON501 87-099-756-019 CONN,15P 9604S F TH201 87-A91-042-080 C-THMS,100K 55001...

  • Page 12: Transistor Illustration

    All manuals and user guides at all-guides.com TRANSISTOR ILLUSTRATION E C B E C B E C B B C E 2SB1370 KTA1266GR CC5551 CSC4115BC 2SD1933 KTC3198GR 2SA1981Y 2SB1342 CD1585BC CSA952K E C B 2SK360E 2SK2158 DTC114ES 2SA1235F CSD1306E 2SJ461-T1 2SA933S KRA104S 2SC2714O...
  • Page 13 All manuals and user guides at all-guides.com WIRING – 1 (MAIN / VM) – 13 –...
  • Page 14 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 1 (MAIN 1 / 4: AMP SECTION / VM) – 14 –...
  • Page 15 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 2 (MAIN 2 / 4: TUNER SECTION) – 15 –...
  • Page 16 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 3 (MAIN 3 / 4: DECK SECTION / HEAD – 1 / HEAD – 2) – 16 –...
  • Page 17 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 4 (MAIN 4 / 4: PROLOGIC SECTION) – 17 –...
  • Page 18 All manuals and user guides at all-guides.com WIRING – 2 (FRONT / CD KEY / MIC) <1 / 2> – 18 –...
  • Page 19 All manuals and user guides at all-guides.com WIRING – 2 (FRONT / CD KEY / MIC) <2 / 2> – 19 –...
  • Page 20 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 5 (FRONT / CD KEY / MIC / DECK) – 20 –...
  • Page 21 All manuals and user guides at all-guides.com WIRING – 3 (AMP 1F) – 21 –...
  • Page 22 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 6 (AMP 1F) – 22 –...
  • Page 23 All manuals and user guides at all-guides.com WIRING – 4 (AMP PROLOGIC) – 23 –...
  • Page 24 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 7 (AMP PROLOGIC) – 24 –...
  • Page 25 All manuals and user guides at all-guides.com WIRING – 5 (PT) – 25 –...

  • Page 26: Schematic Diagram - 8 (Pt)

    All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM – 8 (PT) – 26–...
  • Page 27 All manuals and user guides at all-guides.com WIRING – 6 (DECK / HEAD – 1 / HEAD – 2) – 27 –...
  • Page 28 All manuals and user guides at all-guides.com FL (BJ750GNK 13G-35S) GRID ASSIGNMENT & ANODE CONNECTION GRID ASSIGNMENT – 28 –...
  • Page 29 All manuals and user guides at all-guides.com ANODE CONNECTION – 29 –...

  • Page 30: Ic Block Diagram

    All manuals and user guides at all-guides.com IC BLOCK DIAGRAM – 30 –...
  • Page 31 All manuals and user guides at all-guides.com – 31 –...
  • Page 32 All manuals and user guides at all-guides.com – 32 –...
  • Page 33 All manuals and user guides at all-guides.com IC DESCRIPTION IC, LC876572V-5P63 Description Pin No. Pin Name O-CLK CLOCK output for FRONT and MAIN C.B. O-DATA DATA output for FRONT and MAIN C.B. O-STB(M) Strobe output for MAIN C.B. O-POWER System power ON/OFF output. O-STB(SHIFT) Strobe output for shift register.
  • Page 34 All manuals and user guides at all-guides.com Description Pin No. Pin Name P23/ECO MODE FL segment output (P23)/Initial ECO MODE diode input (Not used). P22/DSP FL segment output (P22)/DSP diode input (Not used). P21/PRO/5.1 FL segment output (P21)/PRO-LOGIC 5.1CH diode input. P20/KEY-CON FL segment output (P20)/KEY CONTROL diode input (Not used).
  • Page 35 All manuals and user guides at all-guides.com ADJUSTMENT <TUNER / DECK / FRONT> < TUNER SECTION > < DECK SECTION > 1. Clock Frequency Check 10. Tape Speed Adjustment (DECK 2) Settings : • Test point : TP2 (CLK) Settings : • Test tape : TTA–100 Method : Set to MW 1602kHz and check that the test point is •...
  • Page 36 All manuals and user guides at all-guides.com < FRONT SECTION > 16. µ-CON OSC Adjustment Settings : • Test point : TP1 and (GND) • Adjustment location : L101 Method : Insert AC plug while pressing TUNER function key. Adjust L101 so that the frequency at the test point is 208.80Hz ±...

  • Page 37: Mechanical Exploded View

    All manuals and user guides at all-guides.com MECHANICAL EXPLODED VIEW 1 / 1 P.C.B P.C.B HT-SINK PLATE,PT CHAS,MAIN P.C.B P.C.B HT-SINK VM2 P.C.B P.C.B PLATE,SHLD MECHA AZG-1 P.C.B P.C.B PLATE,EARTH MIC 2ZM-3MK2 SH,CD – 37 –...

  • Page 38: Mechanical Parts List

    All manuals and user guides at all-guides.com MECHANICAL PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 8A-NF6-010-010 PANEL,DIRECT 41 8A-NF6-203-010 GUIDE,OPE 2 8A-NF6-044-010 REFLECTOR,CD 42 8A-NF6-201-010 GUIDE,FL 3 8A-NF6-205-010 GUIDE,CD 43 8A-NF6-023-010 KEY,ASSY FUN 4 8A-NF6-009-010...

  • Page 39: Tape Mechanism Exploded View

    All manuals and user guides at all-guides.com TAPE MECHANISM EXPLODED VIEW 1 / 1 PH(DECK 1) RPH(DECK 2) DECK C.B SOL 2 SOL 1 (DECK 2) (DECK 1) HEAD 1 C.B(DECK 1) HEAD 2 C.B(DECK 2) (DECK 1) (DECK 2) (DECK 2) –...

  • Page 40: Tape Mechanism Parts List

    All manuals and user guides at all-guides.com TAPE MECHANISM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 82-ZM3-301-619 CHAS ASSY,M2 35 82-ZM1-265-310 SPR-E,TRIG 2 82-ZM1-258-219 SPR-T,PINCH L 36 82-ZM1-236-019 CAPSTAN N 2-41.5 3 82-ZM1-341-219 LVR ASSY,PINCH L2 37 82-ZM1-239-019...
  • Page 41 All manuals and user guides at all-guides.com SPEAKER DISASSEMBLY INSTRUCTIONS 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: Accessories / Package List

    All manuals and user guides at all-guides.com SPEAKER PARTS LIST (SX-NDP84) <YBL> REF. NO. PART NO. KANRI DESCRIPTION 1 8A-NSV-001-010 PANEL,FR R 2 8A-NSV-002-010 PANEL,FR L 3 8A-NSV-004-010 GRILLE,FRAME ASSY R 4 8A-NSV-008-010 GRILLE,FRAME ASSY L 5 8A-NSV-012-010 PROTECTOR,TW 6 87-NS4-602-010 SPKR,W 160 7 88-SSM-603-010 SPKR,TW 60...
  • Page 43 All manuals and user guides at all-guides.com 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9420208 0251431 Printed in Singapore...

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