Summary of Contents for Aiwa SIMPLE-2 NSX-WVT99 HR
Page 1
NSX-WVT99 SIMPLE-2 A par t of contents is adequate. Re-issuing is under r equest. SERVICE MANUAL COMPACT DISC STEREO BASIC TAPE MECHANISM : 2ZM-3MK2 PR4NM CASSETTE RECEIVER BASIC CD MECHANISM : 6ZG-1 VZRNDM REMOTE SYSTEM SPEAKERS CASSEIVER CONTROL SX-WWVT79 RC-ZAS08 NSX-WVT99 CX-NWVT99 SX-R2700 SX-C2700...
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.
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.
TRANSISTOR ILLUSTRATION E C B E C B E C B E C B DTC114ES KTA1266GR CSA952K CC5551 2SB1436(R) 2SA933S KTC3198GR CD1585BC KTC3199GR CSC4115BC E C B B C E G D S 2SB1370E 2SB1237Q 2SK3053 2SK2158 2SB1649 2SJ461-T1 2SD2562 FN1016 FP1016 2SA1235F...
Page 38
IC DESCRIPTION IC, LC876572V-5R46 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. (Output "L" at HOLD) O-POWER System power ON/OFF output.
Page 40
ADJUSTMENT <TUNER/DECK/DISPLAY> < DECK SECTION > < TUNER SECTION > 10. Tape Speed Adjustment 1. Clock Frequency Check Settings : • Test tape : TTA–100(3kHz) Settings : • Test point : TP2 (CLK) • Test point : TP10(Rch), TP11(Lch) Method : Set to MW 1602kHz and check that the test point is 2052kHz ±...
Page 41
16. REC/PB Sensitivity Adjustment (DECK 2) Settings : • Test tape : TTA–602 (Normal) • Test point : TP10(Rch), TP11(Lch) • Input signal : 1kHz (LINE IN) • Adjustment location : SFR305 (Lch) SFR306 (Rch) Method : Apply a 1kHz signal and REC mode. Then adjust OSC attenuator so that the output level at the test points becomes 125mV.
TAPE MECHANISM EXPLODED VIEW 1 / 1 PH(DECK 1) RPH(DECK 2) DECK C.B CUSH-G,DIA3.7-8-3.2 CUSH-G,DIA3.7-8-3.2 CAPSTAN N 2.2-41.7 CAPSTAN N 2.2-41.5 BELT D2 HEAD 1 C.B(DECK 1) HEAD 2 C.B(DECK 2) (DECK 1) (DECK 1) (DECK 2) (DECK 2) 2ZM3MK2 PR4N (BOTTOM SIDE) SH,1.63-3.2-0.5 SLT 2000/3/6 YPR4N...
Page 45
TAPE MECHANISIM PARTS LIST 1 / 1 REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 82-ZM3-301-610 1H CHAS ASSY,M2 37 86-ZM1-206-010 0E BELT,MAIN L 2 82-ZM1-258-210 0E SPR-T,PINCH L 38 82-ZM1-322-010 0E SPR-T,FR 60 3 82-ZM1-341-210 1A LVR ASSY,PINCH L2 39 82-ZM1-220-210 0E GEAR,IDLER 4 82-ZM1-333-210 0E PLATE,LINK2 40 82-ZM3-616-010 0E RING MAGNET 4...
Page 46
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 Type.2...
Page 47
SPEAKER PARTS LIST SX-WWST77 <YJSL> REF. NO. PART NO. KANRI DESCRIPTION REF. NO. PART NO. KANRI DESCRIPTION 1 8A-NS4-001-010 PANEL,FR 11 88-NS5-611-010 CORD,SPKR B/L 2 8A-NS4-007-010 PANEL,TW L 12 8A-NS4-019-010 PANEL,DUCT RING G 3 8A-NS4-006-010 PANEL,TW R 13 8A-NS4-004-010 PANEL,DUCT 4 8A-NS4-013-010 PROTECTOR,TW 5 88-NS3-602-110...
Page 48
2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111 9620450 9630472 0251431 Printed in Singapore...