Aiwa CX-NSZ70 Service Manual Download Page 37

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

Printed in Singapore

9820572 0251431

All manuals and user guides at all-guides.com

Summary of Contents for CX-NSZ70

Page 1: ...ce Manual is the Revision Publishing and replaces Simple Manual NSX SZ70 SZ72 SZ73 S M Code No 09 002 425 3T3 If requiring information about the CD mechanisim see Service Manual of AZG 1 S M Code No 09 001 335 3N8 CD CASSEIVER CX NSZ70 CX NSZ72 CX NSZ73 SPEAKER SX WNSZ70 SX WNSZ71 SX WNH81 SYSTEM NSX SZ70 NSX SZ72 NSX SZ73 REMOTE CONTROLLER RC ZAS01 All manuals and user guides at all guides com a ...

Page 2: ...ng system AC bias Heads Deck 1 Playback head x 1 Deck 2 Recording Playback head x 1 erase head x 1 Compact disc player section Laser Semiconductor laser λ 780 nm D A converter 1 bit dual Signal to noise ratio 85 dB 1 kHz 0 dB Harmonic distortion 0 05 1 kHz 0 dB Wow and flutter Unmeasurable Speaker system SX WNSZ70 SX WNSZ71 NSX SZ70 NSX SZ72 Speaker system 3 way Built in subwoofer magnetic shielde...

Page 3: ... sätt än vad som specificeras i denna bruksanvising kan användaren utsättas för osynling laserstrålning som överskrider gränsen för laserklass 1 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING CAUTION Use of controls or adjustments or performance of proce dures other than those specified herin may result in hazardous radiation exposure ATTENTION L utillisation de commandes réglages ou procédur...

Page 4: ... that the main power is turned on and the HOLD terminal of the MICROCOMPUTER keeps the H level or not 3 3 3 3 3 When the HOLD terminal is L level the abnormality detection circuit is judged to be working correctly and the MICROCOMPUTER is judged to be good 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 t...

Page 5: ...capacitor C113 that is connected to VDD of the MICROCOMPUTER with tweezers 3 3 3 3 3 Connect the AC power cord again If the MICROCOMPUTER returns to the normal operation the MICROCOMPUTER is good Note The reference number or MICROCOMPUTER pin number of transistor Q110 and electrolytic capacitor C113 can change depending on the models Be sure to check the reference numbers on schematic diagram befo...

Page 6: ... 010 406 080 CAP ELECT 22 50V C36 87 010 381 080 CAP ELECT 330 16V C38 87 010 394 080 CAP ELECT 220 35V C39 87 010 394 080 CAP ELECT 220 35V C40 87 010 197 080 CAP CHIP 0 01 DM C60 87 010 403 080 CAP ELECT 3 3 50V C80 87 010 401 080 CAP ELECT 1 50V C81 87 010 260 080 CAP ELECT 47 25V C82 87 010 260 080 CAP ELECT 47 25V C104 87 010 196 080 CHIP CAPACITOR 0 1 25 C105 87 010 196 080 CHIP CAPACITOR 0 ...

Page 7: ...CAP S 0 1 25 K B C621 87 010 197 080 CAP CHIP 0 01 DM C623 87 010 401 080 CAP ELECT 1 50V C624 87 010 401 080 CAP ELECT 1 50V C626 87 A10 354 080 C CAP S 0 047 50 K B C627 87 010 400 080 CAP ELECT 0 47 50V C628 87 010 400 080 CAP ELECT 0 47 50V C629 87 A10 354 080 C CAP S 0 047 50 K B C630 87 010 383 080 CAP ELECT 33 25V C631 87 010 185 080 C CAP S 3900P 50 B C632 87 010 185 080 C CAP S 3900P 50 B...

Page 8: ...NN 13P V BLK TAC L13X A3 CN301 87 A60 620 010 CONN 3P V 2MM JMT CN351 87 A60 625 010 CONN 8P V 2MM JMT CN601 87 099 719 010 CONN 30P TYK B X CN602 87 099 194 010 CONN 6P 6216V CNA1 8A NF8 653 010 CONN ASSY 9P TID A 480 CNA2 8A NF6 630 010 CONN ASSY 3P VM ANF 6 FB301 87 008 372 080 FLTR EMI BL01 RN1 FB501 87 008 372 080 FLTR EMI BL01 RN1 72 73EZ FC602 85 NF5 617 010 CABLE FFC 6P 1 25 FFE831 A8 6ZA ...

Page 9: ...419 87 A40 619 080 LED SLR 56PT TE7 W GRN LED420 87 A40 619 080 LED SLR 56PT TE7 W GRN LED421 87 A40 619 080 LED SLR 56PT TE7 W GRN LED422 87 A40 317 080 LED SLR 342VCT31 RED LED423 87 A40 317 080 LED SLR 342VCT31 RED LED424 87 A40 317 080 LED SLR 342VCT31 RED LED440 87 A40 563 010 LED SEL6515C LF62 PGRN LED441 87 A40 563 010 LED SEL6515C LF62 PGRN LED442 87 A40 563 010 LED SEL6515C LF62 PGRN LED4...

Page 10: ...87 A61 148 010 JACK PIN 4P R W BLUE L251 87 A50 610 010 COIL 1UH K MDEC L252 87 A50 610 010 COIL 1UH K MDEC R129 87 A00 262 080 RES M F 0 15 2W J R130 87 A00 262 080 RES M F 0 15 2W J R231 87 A00 258 080 RES M F 0 22 1W J R232 87 A00 258 080 RES M F 0 22 1W J WH101 87 A90 459 010 HLDR WIRE 2 5 5P PT C B C1 87 010 387 080 CAP E 470 25 SME C2 87 A11 148 080 CAP TC U 0 1 50 Z F C4 87 A11 148 080 CAP ...

Page 11: ...D 2SK2158 2SJ461 T1 S G E B C 8 8 A Resistor Code Chip Resistor Part Coding Figure Value of resistor Chip resistor Wattage Type Tolerance 1 16W 1 10W 1 8W 1608 2125 3216 5 5 5 CJ CJ CJ Form L W t 1 6 0 8 0 45 2 1 25 0 45 3 2 1 6 108 118 128 A A CHIP RESISTOR PART CODE 0 55 Resistor Code Dimensions mm Symbol 1 16W 1005 5 CJ 1 0 0 5 0 35 104 L t W All manuals and user guides at all guides com a l l ...

Page 12: ...WIRING 1 MAIN 12 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A B C D E F G H I J K L M N O P Q R S T U 1 2 3 4 5 6 7 8 9 25 26 27 28 29 30 31 32 All manuals and user guides at all guides com ...

Page 13: ...SCHEMATIC DIAGRAM 1 MAIN 1 3 AMP VM 13 All manuals and user guides at all guides com ...

Page 14: ... 14 SCHEMATIC DIAGRAM 2 MAIN 2 3 DECK HEAD 1 HEAD 2 All manuals and user guides at all guides com ...

Page 15: ...SCHEMATIC DIAGRAM 3 MAIN 3 3 TUNER 15 All manuals and user guides at all guides com ...

Page 16: ...2 FRONT 16 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A B C D E F G H I J K L M N O P Q R S T U 1 2 3 4 5 6 7 8 9 25 26 27 28 29 30 31 32 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 17: ...SCHEMATIC DIAGRAM 4 FRONT DECK 17 All manuals and user guides at all guides com ...

Page 18: ...WIRING 3 AMP K 18 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A B C D E F G H I J K L M N O P Q R S T U 1 2 3 4 5 6 7 8 9 25 26 27 28 29 30 31 32 All manuals and user guides at all guides com ...

Page 19: ...WIRIING 4 AMP EZ 19 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 A B C D E F G H I J K L M N O P Q R S T U 1 2 3 4 5 6 7 8 9 25 26 27 28 29 30 31 32 All manuals and user guides at all guides com ...

Page 20: ...SCHEMATIC DIAGRAM 5 AMP 20 All manuals and user guides at all guides com ...

Page 21: ...WIRING 5 PT 21 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H I J K L M N O P Q R S T U All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 22: ...SCHEMATIC DIAGRAM 6 PT 22 All manuals and user guides at all guides com ...

Page 23: ...WIRING 6 DECK HEAD 1 HEAD 2 23 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H I J K L M N O P Q R S T U All manuals and user guides at all guides com ...

Page 24: ... 24 IC BLOCK DIAGRAM All manuals and user guides at all guides com ...

Page 25: ... 25 All manuals and user guides at all guides com ...

Page 26: ...FL BJ754 GNK GRID ASSIGNMENT AND ANODE CONNECTION 26 GRID ASSIGNMENT All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 27: ...ANODE CONNECTION 27 All manuals and user guides at all guides com ...

Page 28: ... detect input 27 I TM BASE I Timebase clock 8Hz input 28 I WRQ I CD WRQ input 29 I RMC I Remote control signal input Active L 30 42 G13 G1 O FL grid G13 G1 output 43 45 P35 P33 O FL segment P35 P33 output 46 VDD3 Power supply 47 P32 SPEANA A O FL segment P32 output Spectrum analyger band select output A 48 P31 SPEANA B O FL segment P31 output Spectrum analyger band select output B 49 P30 SPEANA C ...

Page 29: ...gment P10 output Deck 1 cassette detect sw input 71 P9 REA O I FL segment P9 output Deck side A record permission sw input 72 VDD4 Power supply 73 P8 AC DEMO O I FL segment P8 output Demo less diode input 74 80 P7 1 O FL segment output P7 1 81 NC Not connected 82 O TRAY CLOSE O CD tray close output 83 O TRAY OPEN O CD tray open output 84 I SUBQ O CD SUBQ detect input 85 O DISH FWD O CD turn table ...

Page 30: ...hat the frequency counter reads 3000Hz 5Hz FWD and 45Hz REV with respect to forward speed 11 Head Azimuth Adjustment DECK 1 DECK 2 Settings Test tape TTA 300 315 10kHz Test point TP10 Lch TP11 Rch Adjustment location Head azimuth adjustment screw Method Play back the 10kHz signal of the test tape and adjust screw so that the output becomes maximum Next perform on each FWD PLAY and REV PLAY mode 12...

Page 31: ...C A A A A A A A A B G A A D K F L HT SINK HT SINK PLATE EARTH MECHA CHAS MAIN 1 2 3 4 5 6 7 8 9 9 10 11 12 13 14 15 16 17 18 19 20 21 23 L 22 24 25 26 AZG 1 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 37 38 29 FL201 27 28 30 33 32 31 34 31 36 2ZM 3MK2 32 a a 35 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 32: ...LOCK 2 37 87 NF4 221 010 HLDR CABLE 38 8A NF8 206 010 HLDR PWB M 39 87 A91 711 010 FAN 3110GL B4W B34 H02 400MM 40 8A NF7 249 010 HODR FAN H20 41 8A NF7 148 010 PANEL REAR EZSE73 F 73EZ 41 8A NF7 142 010 PANEL REAR EZSM F 70EZ 41 8A NF7 159 010 PANEL REAR EZSM73 F 73EZ 41 8A NF7 146 010 PANEL REAR KSE F K 42 84 ZG1 245 210 CAP OPTICAL 43 8A NF7 124 010 COVER REAR H20 EZ 44 8A NF7 226 010 HLDR IC2 ...

Page 33: ... 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 B B 31 38 39 40 59 34 33 35 43 45 41 41 44 50 49 47 48 46 C C 54 53 55 DECK 1 D 56 52 51 D D 37 36 DECK C B SOL 2 SOL 1 50 A 8 8 A 58 32 C E 33 All manuals and user guides at all guides com ...

Page 34: ...IR 32 82 ZM3 305 01K GEAR CAM M2 33 82 ZM1 227 21K LVR TRIG 34 82 ZM3 306 11K LVR FR M2 35 82 ZM1 265 110 SPR E TRIG 36 82 ZM3 339 010 SHAFT COUPLER N3 DECK 1 37 86 ZM1 206 010 BELT MAIN L 38 82 ZM1 322 010 SPR T FR60 39 82 ZM1 220 210 GEAR IDLER 40 82 ZM3 616 010 RING MAGNET 4 41 82 ZM1 216 31K GEAR REEL 42 87 A90 319 010 HEAD PH HADKH2 FPC 42 87 A90 320 010 HEAD RPH HADKH5 FPC 43 82 ZM1 225 21K ...

Page 35: ...on until click sound comes out Remove the grill frame and four pieces of rubber caps by pulling out with a flat bladed screwdriver Remove the screws from hole where installed rubber caps Insert a flat bladed screwdriver into the position indicated by the arrows and remove the panel Re move the screws of each speaker unit and then remove the speaker units TOOLS 1 Plastic head hammer 2 flat head scr...

Page 36: ... NO REF NO DESCRIPTION PART NO 1 8A NSY 001 010 PANEL FR R 2 8A NSY 002 010 PANEL FR L 3 8A NSY 003 010 PANEL BA R 4 8A NSY 004 010 PANEL BA L 5 8A NSY 005 010 GRILLE FRAME ASSY 6 8A NSJ 006 010 BADGE AIWA S35 7 8A NS6 604 010 SPKR W 200 8 8A NS0 604 010 SPKR M 120 9 88 NS5 610 010 CORD SPKR 10 88 NS5 611 010 CORD SPKR B L 11 8A NSY 011 010 RING W 12 8A NSY 012 010 COVER REAR ACCESSORIES PACKAGE L...

Page 37: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 JAPAN TEL 03 3827 3111 Printed in Singapore 9820572 0251431 All manuals and user guides at all guides com ...

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