Aiwa NSX-AJ503 User Manual

SERVICE MANUALDATACOMPACT DISCSTEREO SYSTEMBASIC TAPE MECHANISM : ZZM-3 PR1NFBASIC CD MECHANISM : BZG-5 YKZD3NFNSX-AJ500NSX-AJ503NSX-SZ500NSX-SZ505UU

WIRING  1 (MAIN) <U, LH>32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 10 ABCDEFGHIJKLMNOPQRSTU

– 11 –SCHEMATIC DIAGRAM – 1 (MAIN 1 / 2 : AMP) <U, LH>

– 12 –SCHEMATIC DIAGRAM – 2 (MAIN 2 / 2 : TUNER) <U, LH>

WIRING  2 (MAIN) <EZ>32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 13 ABCDEFGHIJKLMNOPQRSTU

– 14 –SCHEMATIC DIAGRAM – 3 (MAIN 1 / 2 : AMP) <EZ>

– 15 –SCHEMATIC DIAGRAM – 4 (MAIN 2 / 2 : TUNER) <EZ>

GNDTP11(KEY-SCAN)WIRING  3 (FRONT)32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 16 ABCDEFGHIJKLMNOPQRSTU

– 17 –SCHEMATIC DIAGRAM – 5 (FRONT)

WIRING  4 (PT) <500U, EZ>151413121110987654321ABCDEFGHIJKLMNOPQRSTU 18 

– 19 –SCHEMATIC DIAGRAM – 6 (PT) <500U, EZ>

– 2 –SPECIFICATIONSMain unit CX-NAJ500/CX-NAJ503/CX-NSZ500/CX-NSZ505<FM tuner section>Tuning range 87.5 MHz to 108 MHzUsable sensitivity (IHF) U

WIRING – 5 (PT) <503U>15 14 13 12 11 10 9 8 7 6 5 4 3 2 1ABCDEFGHIJKLMNOPQRSTU– 20 –

– 21 –SCHEMATIC DIAGRAM – 7 (PT) <503U>

WIRING – 6 (PT) <LH>15 14 13 12 11 10 9 8 7 6 5 4 3 2 1ABCDEFGHIJKLMNOPQRSTU– 22 –

– 23 –SCHEMATIC DIAGRAM – 8 (PT) <LH>

– 24 –IC DESCRIPTIONIC, µPD780226GF-021-3BA<U,LH,500EZ>, IC, µPD780228GF-078-3BA<505EZ>1 O-MOTOR O DECK MOTOR ON/OFF output.2 O-SOL1 O DEC

– 25 –44 I-SPEANA_1 I A/D input for spectrum analyser level display.45 I-SPEANA_2 I A/D input for spectrum analyser level display.46 I-KEY1 I Key A/D

– 26 –ADJUSTMENT <TUNER / FRONT / DECK>< TUNER SECTION >1. Clock Frequency CheckSettings : • Test point : TP2 (CLK)Method : Set to AM 17

– 27 –< DECK SECTION >13. Tape Speed Adjustment (DECK 2)Settings : • Test tape : TTA–100• Test point : TP8(Lch), TP9(Rch)• Adjustment location

– 28 –MECHANICAL EXPLODED VIEW 1 / 1BZG-5 YKZD3NFPWBCHAS,MAINZZM-3 PR1NFPLATE,EATH MECHPWBHT-SINKWIRE,BINDER134567892030311522323434332437FL9014016

– 29 –DESCRIPTIONREF. NO. KANRINO.PART NO.MECHANICAL PARTS LIST 1 / 1!!DESCRIPTIONREF. NO. KANRINO.PART NO. 1 8B-NFK-008-010 PANEL,TRAY

– 3 –ELECTRICAL MAIN PARTS LISTDESCRIPTIONREF. NO. KANRINO.PART NO. DESCRIPTIONREF. NO. KANRINO.PART NO.IC 87-A21-419-040 C-IC,NJM14558

– 30 –DESCRIPTIONREF. NO. KANRINO.PART NO.DESCRIPTIONREF. NO. KANRINO.PART NO.SPEAKER PARTS LISTSX-R145 (YUSC,YUSN,YUS1N)ACCESSORIES / PACKAGE LIST

2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111Printed in Singapore9820543 0251431

– 4 –DESCRIPTIONREF. NO. KANRINO.PART NO. DESCRIPTIONREF. NO. KANRINO.PART NO. C241 87-010-831-080 C-CAP,U 0.1-16 Z F C301 87-012-275-080

– 5 –DESCRIPTIONREF. NO. KANRINO.PART NO. DESCRIPTIONREF. NO. KANRINO.PART NO. C914 87-012-166-080 C-CAP,U 4P-50 C CH<U,LH> C915 87-0

– 6 –DESCRIPTIONREF. NO. KANRINO.PART NO. DESCRIPTIONREF. NO. KANRINO.PART NO. C906 87-012-195-080 C-CAP,U 100P-50 CH C907 87-012-195-080

– 7 –88AResistor CodeChip Resistor Part CodingFigureValue of resistorChip resistorWattage Type Tolerance1/16W1/10W1/8W1608212532165%5%5%CJCJCJFormLW t

 8 FL (BJ814GNAK) GRID ASSIGNMENT AND ANODE CONNECTIONGRID ASSIGNMENT

 9 ANODE CONNECTION