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SERVICE MANUAL

HC

NSX-AK772

COMPACT DISC STEREO

CASSETTE RECEIVER

BASIC TAPE MECHANISM: 2ZM-3MK2YPR4N

BASIC CD MECHANISM: 4ZG-1 VOS1DSH

 If requiring information about the CD mechanism, see Service Manual of 4ZG-1,

 S/M Code No.09-985-249-8OT.

S/M Code No. 09-989-293-9OT

REVISION

SYSTEM

NSX-AK772

CD-CASSEIVER

CX-NAK772

SPEAKER

SX-NAV704

SX-CR675

aiwa

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Summary of Contents for CX-NAK772

Page 1: ...ECHANISM 4ZG 1 VOS1DSH If requiring information about the CD mechanism see Service Manual of 4ZG 1 S M Code No 09 985 249 8OT S M Code No 09 989 293 9OT R E V I S I O N SYSTEM NSX AK772 CD CASSEIVER C...

Page 2: ...AM 3 MAIN 2 2 27 28 WIRING 3 PRO 29 30 SCHEMATIC DIAGRAM 4 PRO 31 32 WIRING 4 SW 33 WIRING 5 AC1 AC2 34 WIRING 6 DECK 35 SCHEMATIC DIAGRAM 5 TUNER FRONT END 36 IC BLOCK DIAGRAM 37 43 IC DESCRIPTION 44...

Page 3: ...k format 4 tracks 2 channels stereo Frequency response CrO2 tape 50 Hz 16000 Hz Normaltape 50 Hz 15000 Hz Recording system AC bias Heads Deck 1 Playback head x 1 Deck 2 Recording playback head x 1 era...

Page 4: ...scharging resistor referring to the following table Note The reference numbers C101 C102 of the electrolytic capacitors can change depending on the models Be sure to check the reference numbers of the...

Page 5: ...is connected to VDD of the MICROCOMPUTER with tweezers 3 Connect the AC power cord again If the MICROCOMPUTER returns to the normal operation the MICROCOMPUTER is good Note The reference number or MIC...

Page 6: ...FROM THE SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL PICK UP BLOCK Caution Invisible laser radiation when open and interlocks defeated avoid exposure to beam Advarsel Usynlig laserst ling ved bning n...

Page 7: ...38 080 ZENER MTZJ4 7A 87 A40 234 080 ZENER MTZJ5 6A 87 A40 115 060 DIODE RS603M 87 017 931 080 ZENER MTZJ5 6B 87 A40 370 090 DIODE RK46 P20 87 017 178 090 DIODE IN5402 BD54 87 A40 116 060 DIODE RS403L...

Page 8: ...5 080 CHIP CAPACITOR 3900P K C416 87 010 185 080 CHIP CAPACITOR 3900P K C457 87 010 404 080 CAP ELECT 4 7 50V C458 87 010 404 080 CAP ELECT 4 7 50V C501 87 A10 060 080 C CAP S 0 18 16 KB C502 87 A10 0...

Page 9: ...A60 426 010 JACK PIN 6P YKC21 3835 J801 87 033 239 010 TERMINAL HSP 154V 2 J940 81 754 629 010 CONNECTOR XH 2P UL L201 87 003 383 010 COIL 1UH S L202 87 003 383 010 COIL 1UH S L301 87 A50 049 010 COI...

Page 10: ...GRN LED431 87 A40 448 080 LED SLR 56PTT31 GRN LED432 87 A40 448 080 LED SLR 56PTT31 GRN LED433 87 A40 448 080 LED SLR 56PTT31 GRN LED434 87 A40 448 080 LED SLR 56PTT31 GRN LED435 87 A40 448 080 LED S...

Page 11: ...C CAP S 0 1 25 J B C505 87 A10 804 080 C CAP S 0 1 25 J B C506 87 A10 804 080 C CAP S 0 1 25 J B C509 87 010 112 080 CAP E 100 16 M SME C510 87 010 221 080 CAP E 470 10 M SME C511 87 A10 891 080 CAP...

Page 12: ...A90 248 019 SW MICRO ESE11SH2CXQ SW2 87 A90 248 019 SW MICRO ESE11SH2CXQ SW3 87 A90 248 019 SW MICRO ESE11SH2CXQ SW4 87 036 110 010 SW MICRO SPPB62 SW5 87 036 110 010 SW MICRO SPPB62 SW6 87 036 110 0...

Page 13: ...CSC4115 E C B B C E 2SK2937 G D S S G D 2SK2158 D G S 2SK543 TB 4 5 E B C 2SA1235F 2SC2714 2SC3052F CMBT5401 CMBT5551 CSD1306E DTA114WK DTA123EKA DTA123JK DTA144WK DTC143TK KTA1298Y RN1410 RT1N141C R...

Page 14: ...BLOCK DIAGRAM 1 PRO 14 All manuals and user guides at all guides com...

Page 15: ...15 16 BLOCK DIAGRAM 1 MAIN FRONT All manuals and user guides at all guides com...

Page 16: ...17 18 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 17: ...19 20 SCHEMATIC DIAGRAM 1 MAIN 1 2 All manuals and user guides at all guides com...

Page 18: ...21 22 3 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H I J K L M N O P Q R All manuals and user guides at all guides com...

Page 19: ...23 24 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 All manuals and user guides at all guides com...

Page 20: ...25 26 SCHEMATIC DIAGRAM 2 FRONT All manuals and user guides at all guides com...

Page 21: ...27 28 SCHEMATIC DIAGRAM 3 MAIN 2 2 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 22: ...29 30 All manuals and user guides at all guides com...

Page 23: ...31 32 SCHEMATIC DIAGRAM 4 PRO All manuals and user guides at all guides com...

Page 24: ...33 34 WIRING 5 AC1 AC2 1 1 2 3 4 5 A A B B C C D D E E F F G G H H I I J J K K L L M M N N O O P P Q Q R R S S T T U U All manuals and user guides at all guides com...

Page 25: ...WIRING 6 DECK 35 All manuals and user guides at all guides com...

Page 26: ...SCHEMATIC DIAGRAM 5 TUNER FRONT END 36 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 27: ...IC BLOCK DIAGRAM 37 IC M62439SP IC BU4066BCF All manuals and user guides at all guides com...

Page 28: ...38 IC BU2092F IC M65847AFP All manuals and user guides at all guides com...

Page 29: ...39 IC BU4094BCF IC BU4052BCF All manuals and user guides at all guides com...

Page 30: ...40 IC NJM2152M IC BA3835S All manuals and user guides at all guides com...

Page 31: ...IC BA7762AFS 41 IC MSM6654A 521GS KR1 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 32: ...42 IC LA1837NL IC M62463FP All manuals and user guides at all guides com...

Page 33: ...43 IC M62445FP 600D IC LC72131D All manuals and user guides at all guides com...

Page 34: ...KEY 1 3 I KEY input A D 23 I CD SW I CD mechanical switch A D converter input 24 I JOG I JOG dial A D level input 25 I TU SIG MS I Tuner signal and deck music sensor signal input 26 I SPEANA I A D inp...

Page 35: ...ta input 70 P11 CST 1 I O FL segment P11 output DECK1 cassette detect switch data input 71 P10 REA I O FL segment P10 output DECK2 side A record OK switch data input 72 VDD 4 Power supply input 73 81...

Page 36: ...FL BJ610GK 46 FL GRID ASSIGNMENT ANODE CONNECTION GRID ASSIGNMENT All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 37: ...ANODE CONNECTION 47 All manuals and user guides at all guides com...

Page 38: ...TP9 Rch Adjustment location L981 1 3 603kHz TC941 1404kHz Method Set up TC941 to center before adjustment the level at 603kHz is adjust to maximum by L981 1 3 Then the level at 1404kHz is adjust to ma...

Page 39: ...the output is 0dB 3 5dB tortion o that mes 0V is less e level he level 1 so that Hz Hz with w e test t EV TUNER SECTION FM SECTION IHF Sensitivity Less than 10 9 9dB THD 3 at 87 5 98 0 108 0MHz S N 50...

Page 40: ...YPR4N PLATE EARTH MIC 1 2 3 4 5 6 7 11 10 9 8 17 16 18 19 20 21 29 22 28 27 31 32 40 30 33 34 35 29 36 51 49 50 37 38 39 42 43 44 48 41 45 46 47 4 HT SINK DIODE 4ZG 1 VOS1DSH FRONT C B MAIN C B PRO C...

Page 41: ...6 010 KEY POWER 29 87 NF8 220 010 DMPR 150 30 88 NF6 025 010 KEY OPEN 31 88 NH6 004 010 PANEL TRAY H6 32 88 NF6 030 010 KEY ASSY FUN 33 88 NF6 036 010 KEY MIC 34 88 NFT 201 010 GUIDE LED PRLGC 35 88 N...

Page 42: ...1 A A 42 16 15 14 13 12 11 10 17 7 9 18 19 4 6 20 5 22 21 24 23 25 26 29 29 27 28 3 2 HEAD 1 C B DECK 1 HEAD 2 C B DECK 2 18 DECK 2 PH DECK 1 RPH DECK 2 DECK 1 DECK 2 DECK 2 57 DECK 1 B B A All manual...

Page 43: ...AM M2 33 82 ZM1 227 21K LVR TRIG 34 82 ZM3 306 11K LVR FR M2 35 82 ZM1 265 119 SPR E TRIG 36 82 ZM1 236 019 CAPSTAN N 2 41 5 37 82 ZM1 239 019 CAPSTAN N 2 2 41 7 38 82 ZM1 322 019 SPR T FR60 39 82 ZM1...

Page 44: ...gap between the PANEL FR and the PANEL SPKR Tap the head of the flat head screwdriver with the plastic hammer head and create the clearance as shown in Fig 1 2 Insert the cut chisel in the clearance...

Page 45: ...010 GRILLE FRAME ASSY R275 7 87 YS1 002 010 GRILLE FRAME R275 8 81 VSA 009 010 CORD BUSH R275 9 87 YS6 002 010 SPKR CORD Y R275 10 87 YS6 601 010 SPKR 100 R275 11 87 010 384 010 CAP E 100 25 SME R275...

Page 46: ...2 11 IKENOHATA1 CHOME TAITO KU TOKYO110 JAPAN TEL 03 3827 3111 L Printed in Singapore A4 931261 9301978 All manuals and user guides at all guides com a l l g u i d e s c o m...

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