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Aiwa NSX-R20 - SERVICE, Service Manual

The Aiwa NSX-R20 - SERVICE is a reliable audio system designed for exceptional sound quality. Enhance your music experience with this versatile device. Unlock its full potential by downloading the free Service Manual from 88.208.23.73:8080 and gain access to all the information you need for optimal performance and maintenance.

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=  !  SAFTY PARTS

C

= Components marked

All components used on this model at the production line are shown in this service manual.
However, please note that not all components will be available as spare parts for after-sales service.
Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.

UNIT-NAME                           !  C  REF-NO    PARTS-NO              PARTS-NAME                                             SUFFIX&MODEL

-10-

                                                                               CX-SNR21        CX-SNR20
                                                                               EZSC1           KSC1
FRONT                  O R  0704 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  O R  0705 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  O R  0706 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  O R  0707 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  X R  0708 88-121-102-080 RES,1K-1/8W J                  a               b
FRONT                  O R  0709 88-108-101-080 C-RES,U 100-1/16W J            a               b
FRONT                  X R  0710 88-128-101-080 C-RES, 100-1/8W J              a               b
FRONT                  O R  0711 88-108-101-080 C-RES,U 100-1/16W J            a               b
FRONT                  O R  0712 88-108-101-080 C-RES,U 100-1/16W J            a               b
FRONT                  X R  0719 88-108-100-080 C-RES,U 10-1/16W J             a               b

FRONT                  O R  0721 88-108-103-080 C-RES,U 10K-1/16W J            a               b
FRONT                  O R  0730 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  O R  0732 88-108-101-080 C-RES,U 100-1/16W J            a               b
FRONT                  O R  0733 88-108-101-080 C-RES,U 100-1/16W J            a               b
FRONT                  O R  0734 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  O R  0735 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  O R  0740 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  O R  0741 88-108-101-080 C-RES,U 100-1/16W J            a               b
FRONT                  O R  0742 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  X R  0743 88-108-474-080 C-RES,U 470K-1/16W J           a               b

                                                                               CX-SNR21        CX-SNR20
                                                                               EZSC1           KSC1
FRONT                  O R  0744 88-108-823-080 C-RES,U 82K-1/16W J            a               b
FRONT                  X R  0745 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0749 88-108-474-080 C-RES,U 470K-1/16W J           a               b
FRONT                  O R  0803 88-108-102-080 C-RES,U 1K-1/16W J             a               b
FRONT                  O R  0804 88-108-224-080 C-RES,U 220K-1/16W J           a               b
FRONT                  X R  0805 88-108-273-080 C-RES,U 27K-1/16W J            a               b
FRONT                  O R  0806 88-108-562-080 C-RES,U 5.6K-1/16W J           a               b
FRONT                  X R  0807 88-108-000-080 C-JUMPER,U                     a               b
FRONT                  X R  0808 88-121-101-080 RES,100-1/8W J                 a               b
FRONT                  O R  0809 88-108-102-080 C-RES,U 1K-1/16W J             a               b

FRONT                  X R  0810 88-108-182-080 C-RES,U 1.8K-1/16W J           a               b
FRONT                  O R  0811 88-108-224-080 C-RES,U 220K-1/16W J           a               b
FRONT                  O R  0813 88-108-224-080 C-RES,U 220K-1/16W J           a               b
FRONT                  O R  0815 88-108-272-080 C-RES,U 2.7K-1/16W J           a               b
FRONT                  X R  0816 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  O R  0818 88-108-224-080 C-RES,U 220K-1/16W J           a               b
FRONT                  X R  0819 88-108-222-080 C-RES,U 2.2K-1/16W J           a               b
FRONT                  O R  0820 88-108-101-080 C-RES,U 100-1/16W J            a               b
FRONT                  X R  0821 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  O R  0822 88-108-224-080 C-RES,U 220K-1/16W J           a               b

                                                                               CX-SNR21        CX-SNR20
                                                                               EZSC1           KSC1
FRONT                  X R  0823 88-100-000-010 PLATING-JW, 0.58 SN95          a               b
FRONT                  X R  0824 88-100-000-010 PLATING-JW, 0.58 SN95          a               b
FRONT                  X R  0825 88-100-000-010 PLATING-JW, 0.58 SN95          a               b
FRONT                  X R  0826 88-108-000-080 C-JUMPER,U                     a               b
FRONT                  O R  0827 88-108-473-080 C-RES,U 47K-1/16W J            a               b
FRONT                  X R  0901 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0902 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0903 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0904 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0905 88-108-104-080 C-RES,U 100K-1/16W J           a               b

FRONT                  X R  0906 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0907 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0908 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0909 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0910 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0911 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0912 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0913 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0914 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0915 88-108-104-080 C-RES,U 100K-1/16W J           a               b

                                                                               CX-SNR21        CX-SNR20
                                                                               EZSC1           KSC1
FRONT                  X R  0916 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0917 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0918 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0919 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0920 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0921 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0922 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0923 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0924 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0925 88-108-104-080 C-RES,U 100K-1/16W J           a               b

FRONT                  X R  0926 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0927 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0928 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0929 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0930 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0931 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0932 88-108-104-080 C-RES,U 100K-1/16W J           a               b
FRONT                  X R  0933 88-121-104-080 RES,100K-1/8W J                a               b
FRONT                  X R  0934 88-108-683-080 C-RES,U 68K-1/16W J            a               b
FRONT                  X R  0935 88-108-683-080 C-RES,U 68K-1/16W J            a               b

ELECTRICAL PARTS LIST - 3/14

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Summary of Contents for NSX-R20 - SERVICE

Page 1: ... S BASIC CD MECHANISM BZG 2 ZD9GNC1 BASIC TAPE MECHANISM CMAT6Z2 1 1 ALPS If requiring information about the CD mechanism see Service Manual of BZG 2 S M Code No 09 023 353 2N8 NSX R20 SPEAKER SYSTEM CD CASSEIVER CX NR20 REMOTE CONTROLLER RC CAS03 VS NSX R21 SX NR20 CX NR21 d u p a t o r ...

Page 2: ...CTION 26 WIRING 2 4 FRONT C B 27 WIRING 3 4 DECK C B 28 SCHEMATIC DIAGRAM 4 4 POWER SECTION 29 WIRING 4 4 POWER C B 30 ELECTRICAL ADJUSTMENT 31 37 LCD DISPLAY 1 1 38 IC BLOCK DIAGRAM 39 41 IC DESCRIPTION 42 43 MECHANICAL EXPLODED VIEW 1 1 44 MECHANICAL PARTS LIST 1 1 45 COLOR NAME TABLE 46 TAPE MECHANISM EXPLODED VIEW 1 1 CMAT6Z2 1 1 ALPS 47 CD TEST MODE 48 TAPE MECHANISM PARTS LIST 1 1 CMAT6Z2 1 ...

Page 3: ...E DECK Track format 4 tracks 2 channels stereo Frequency response 50 Hz 15 kHz Recording system AC bias Heads DECK 1 playback x 1 DECK 2 recording playback x 1 erase x 1 CD PLAYER Laser Semiconductor laser η 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 GENERAL Power requirements 230 V AC 50 Hz Power consumption 62 W Power consumption Wi...

Page 4: ...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 procédures autres que ceux spécifiés peut entraîner une dangereuse exposition aux radiations ADVA...

Page 5: ...s Be sure to check the reference numbers of the charging capacitors on schematic diagram before starting the discharging work 2 Check items before exchanging the MICROCOMPUTER Be sure to check the following items before exchanging the MICROCOMPUTER Exchange the MICROCOMPUTER after confirming that the MICROCOMPUTER is surely defective 2 1 Regarding the HOLD terminal of the MICROCOMPUTER When the HO...

Page 6: ...tor C113 that 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 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 before starting th...

Page 7: ...ers Components marked X and R are not designated as spare parts for after sales service and will not be stocked at the spare parts centers UNIT NAME C REF NO PARTS NO PARTS NAME SUFFIX MODEL 7 ACCESSORIES PARTS LIST 1 1 CX SNR21 CX SNR20 EZSC1 KSC1 O AS1001 8C NF9 906 010 IB EZ 9L S NSX R21 a O AS1001 8C NF9 905 010 IB K E S NSX R20 b O AS1002 8C NF8 702 010 RC UNIT RC CAS03 VS a b O AS1003 87 A92...

Page 8: ... b FRONT O C 0912 87 010 759 080 C CAP U 0 1 25 Z F CM CB a b FRONT O C 0913 87 A10 189 040 CAP E 220 10 M 5L a b FRONT O C 0915 87 010 759 080 C CAP U 0 1 25 Z F CM CB a b FRONT O C 0916 87 010 759 080 C CAP U 0 1 25 Z F CM CB a b FRONT O C 0917 87 010 759 080 C CAP U 0 1 25 Z F CM CB a b FRONT O C 0919 87 012 286 080 C CAP U 0 01 25 K B GRM a b FRONT O C 0920 87 010 829 080 C CAP U 0 047 16 Z F ...

Page 9: ...R 0326 88 121 122 080 RES 1 2K 1 8W J a b FRONT X R 0327 88 108 182 080 C RES U 1 8K 1 16W J a b FRONT X R 0328 88 121 182 080 RES 1 8K 1 8W J a b FRONT O R 0329 88 108 272 080 C RES U 2 7K 1 16W J a b FRONT O R 0330 88 108 332 080 C RES U 3 3K 1 16W J a b FRONT X R 0331 88 121 472 080 RES 4 7K 1 8W J a b CX SNR21 CX SNR20 EZSC1 KSC1 FRONT X R 0332 88 108 682 080 C RES U 6 8K 1 16W J a b FRONT O R...

Page 10: ... X R 0816 88 108 104 080 C RES U 100K 1 16W J a b FRONT O R 0818 88 108 224 080 C RES U 220K 1 16W J a b FRONT X R 0819 88 108 222 080 C RES U 2 2K 1 16W J a b FRONT O R 0820 88 108 101 080 C RES U 100 1 16W J a b FRONT X R 0821 88 108 104 080 C RES U 100K 1 16W J a b FRONT O R 0822 88 108 224 080 C RES U 220K 1 16W J a b CX SNR21 CX SNR20 EZSC1 KSC1 FRONT X R 0823 88 100 000 010 PLATING JW 0 58 S...

Page 11: ...T SKQNAB N a b FRONT O S 0326 87 A90 164 080 SW TACT SKQNAB N a b FRONT O S 0327 87 A90 164 080 SW TACT SKQNAB N a b FRONT O S 0328 87 A90 164 080 SW TACT SKQNAB N a b FRONT O S 0329 87 A90 164 080 SW TACT SKQNAB N a b FRONT O S 0330 87 A90 164 080 SW TACT SKQNAB N a b FRONT O S 0331 87 A90 164 080 SW TACT SKQNAB N a b CX SNR21 CX SNR20 EZSC1 KSC1 FRONT O S 0332 87 A90 164 080 SW TACT SKQNAB N a b...

Page 12: ...O C 0133 87 012 282 080 C CAP U 4700P 50 K B GRM a b MAIN O C 0140 87 012 278 080 C CAP U 2200P 50 K B GRM a b MAIN O C 0145 87 012 282 080 C CAP U 4700P 50 K B GRM a b MAIN O C 0146 87 012 282 080 C CAP U 4700P 50 K B GRM a b MAIN O C 0186 87 010 759 080 C CAP U 0 1 25 Z F CM CB a b MAIN O C 0187 87 010 866 080 CAP E 10 63 M VX a b CX SNR21 CX SNR20 EZSC1 KSC1 MAIN O C 0188 87 010 866 080 CAP E 1...

Page 13: ...6 080 C CAP U 0 01 25 K B GRM a b MAIN O C 0783 87 012 286 080 C CAP U 0 01 25 K B GRM a b MAIN O C 0784 87 012 286 080 C CAP U 0 01 25 K B GRM a b MAIN O C 0785 87 012 286 080 C CAP U 0 01 25 K B GRM a b MAIN O C 0786 87 012 286 080 C CAP U 0 01 25 K B GRM a b MAIN O C 0788 87 012 167 080 C CAP U 5P 50 C CH GRM a b MAIN O C 0789 87 016 118 080 C CAP U 0 022 25 J B GRM a b CX SNR21 CX SNR20 EZSC1 ...

Page 14: ...2P 50 J CH GRM a b MAIN O C 0922 87 012 174 080 C CAP U 12P 50 J CH GRM a b MAIN O C 0923 86 ZA1 616 080 C CAP U 0 01 50 K B MUR a b MAIN O C 0924 87 012 164 080 C CAP U 2P 50 C CH GRM a b MAIN O C 0925 87 012 164 080 C CAP U 2P 50 C CH GRM a b MAIN O C 0926 86 ZA1 616 080 C CAP U 0 01 50 K B MUR a b MAIN O C 0931 87 A12 319 080 C CAP U 0 1 25 K B a b CX SNR21 CX SNR20 EZSC1 KSC1 MAIN O C 0940 87 ...

Page 15: ... A40 270 080 C DIODE MC2838 a b MAIN S D 0161 87 A40 459 090 DIODE RL203GW 15MM a b MAIN S D 0162 87 A40 459 090 DIODE RL203GW 15MM a b MAIN S D 0187 87 A40 871 080 ZENER MTZJ5 6C a b MAIN S D 0188 87 017 931 080 ZENER MTZJ5 6B a b MAIN S D 0189 87 A40 270 080 C DIODE MC2838 a b MAIN S D 0190 87 A40 269 080 C DIODE MC2836 a b CX SNR21 CX SNR20 EZSC1 KSC1 MAIN S D 0191 87 A40 345 080 ZENER MTZJ10C ...

Page 16: ...SC3052F a b MAIN S Q 0108 87 A30 076 080 C TR 2SC3052F a b MAIN S Q 0109 87 A30 076 080 C TR 2SC3052F a b MAIN S Q 0110 87 A30 076 080 C TR 2SC3052F a b MAIN S Q 0111 87 A30 672 080 TR 2N5551C a b MAIN S Q 0112 87 A30 672 080 TR 2N5551C a b MAIN S Q 0113 87 A30 076 080 C TR 2SC3052F a b MAIN S Q 0114 87 A30 076 080 C TR 2SC3052F a b MAIN S Q 0115 87 A30 662 040 C TR 2SD814A RS a b CX SNR21 CX SNR2...

Page 17: ... MAIN O R 0035 88 108 123 080 C RES U 12K 1 16W J a b MAIN X R 0037 88 118 102 080 C RES S 1K 1 10W J a b MAIN X R 0038 88 118 102 080 C RES S 1K 1 10W J a b MAIN X R 0042 88 121 391 080 RES 390 1 8W J a b MAIN X R 0043 88 121 391 080 RES 390 1 8W J a b MAIN X R 0044 88 121 391 080 RES 390 1 8W J a b CX SNR21 CX SNR20 EZSC1 KSC1 MAIN X R 0045 88 121 391 080 RES 390 1 8W J a b MAIN X R 0046 88 121 ...

Page 18: ...80 C RES U 47K 1 16W J a b MAIN O R 0152 88 108 473 080 C RES U 47K 1 16W J a b MAIN X R 0153 88 128 272 080 C RES 2 7K 1 8W J a b MAIN X R 0157 88 108 472 080 C RES U 4 7K 1 16W J a b MAIN X R 0158 88 108 472 080 C RES U 4 7K 1 16W J a b MAIN O R 0159 88 108 103 080 C RES U 10K 1 16W J a b MAIN X R 0160 88 121 103 080 RES 10K 1 8W J a b CX SNR21 CX SNR20 EZSC1 KSC1 MAIN X R 0161 88 108 472 080 C ...

Page 19: ...ES U 1 2K 1 16W J a b MAIN X R 0607 88 108 183 080 C RES U 18K 1 16W J a b MAIN X R 0608 88 108 183 080 C RES U 18K 1 16W J a b MAIN X R 0609 88 108 472 080 C RES U 4 7K 1 16W J a b MAIN X R 0610 88 108 472 080 C RES U 4 7K 1 16W J a b MAIN O R 0611 88 108 223 080 C RES U 22K 1 16W J a b MAIN O R 0612 88 108 223 080 C RES U 22K 1 16W J a b CX SNR21 CX SNR20 EZSC1 KSC1 MAIN X R 0613 88 108 273 080 ...

Page 20: ...30 1 16W J a b MAIN X R 0855 88 108 183 080 C RES U 18K 1 16W J a b MAIN O R 0856 88 108 103 080 C RES U 10K 1 16W J a b MAIN X R 0857 88 108 181 080 C RES U 180 1 16W J a b MAIN X R 0858 88 108 271 080 C RES U 270 1 16W J a b MAIN O R 0860 88 108 101 080 C RES U 100 1 16W J a b MAIN X R 0861 88 108 471 080 C RES U 470 1 16W J a CX SNR21 CX SNR20 EZSC1 KSC1 MAIN O R 0862 88 108 272 080 C RES U 2 7...

Page 21: ...MAIN O R 0994 88 108 103 080 C RES U 10K 1 16W J a b MAIN O R 0995 87 012 195 080 C CAP U 100P 50 J CH GRM a b MAIN O R 0996 88 108 103 080 C RES U 10K 1 16W J a b MAIN X R 0997 88 108 154 080 C RES U 150K 1 16W J a b CX SNR21 CX SNR20 EZSC1 KSC1 MAIN O R 0998 88 108 102 080 C RES U 1K 1 16W J a b MAIN O R 0999 88 108 103 080 C RES U 10K 1 16W J a b MAIN O SFR0451 87 024 435 080 SFR 33K H RH063MC ...

Page 22: ...tor 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 Regarding connectors they are not stocked as they are not the initial order items The connect...

Page 23: ...0 47 25 39K 10 50 470 16 C020 10 63 GW GW 2SK3053 2SK3053 1 8W D G D G 10 63 33 50 33 50 4 7 50 4 7 50 1 50 0 1 50 0 1 50 1 50 2SD1306NE 2SD1306NE 2SC3052F 2SC3052F 2SC3052F 2SC3052Fx2 Q113 127 2SC3052Fx2 Q114 128 2SC3052F 0 22 50 0 22 50 0 22 50 0 22 50 4 7 50 Q453 454 Q451 452 S S G G D D TO FRONT C B CN701 TO POWER C B WH002 VIA W099 T3 T2 T1 11A 14A EZ 15A 16A 12A 5A 3A 2A 4A 7A 1A 6A 8A 9A 13...

Page 24: ... 902 904 905 Q901 Q903 905 MW TRACKING ADJ ANTENNA FM75 COAXIAL MW LW LOOP LW TRACKING ADJ L941 TC942 LW VT ADJ L942 JR808 2SC3052F 2SC3052F 25 KB 25 KB 25 ZF EZ 4 9V 1A 2A 3A 4A 5A 6A 7A 14A 15A 16A 10 50 1 8W 1 8W 10 50 X862 8A 9A 10A 11A 12A 13A MS2GH A 330 D S 1 50 G 2SC5477 D S SHLD CASE SH901 G 6 9V 7 8V 7 81V 11 9V 11 27V 5 6V 7 81V 11 9V 11 27V TUNER ON 4 9V OTHER FUNCTION 0V MUX VREF CMP ...

Page 25: ...2 R952 C224 C223 R956 L952 L941 J832 Q953 C947 Q948 L942 C948 C952 C799 R948 Q952 Q951 R958 JR808 R969 TC942 C831 3 1 2 4 6 5 3 1 2 4 6 5 J832 MW LW LOOP FM75 COAXIAL CLP304 R461 R467 C465 Q455 Q456 R462 R468 CLP303 C305 1 8 16 IC861 9 Q861 Q863 R871 R870 C877 C876 C872 R864 TO POWER C B WH002 D013 D016 D014 D015 D019 C230 C229 C231 C232 D017 D020 D018 R069 D161 D162 C110 R140 R139 C109 EZ EZ EZ E...

Page 26: ...26GF 033 3BA A2 A3 A1 4 9V 4 9V 4 9V 5 0V 2 99V 5 0V 5 7V 11 27V 11 27V 26 0V 3 49VAC 3 49VAC 11 49V 26 0V 11 27V 11 94V TO CD MECHANISM VIA FFC731 FRONT C B DECK C B 0 1 50 4 7 50 22 25 10 35 220 10 TO MAIN C B 1 2 DECK AMP SECTION CN601 R349 2 7K R350 S350 S351 RT PTY 3 3K R351 4 7K EZ EZ SW1 SW2 SW3 SW4 SW5 SW6 SW7 M1 TAPE MOTOR d u p a t o r ...

Page 27: ...27 D983 R349 R350 R351 S351 S350 EZ EZ S350 PTY S351 RT R701 R702 R703 EZ EZ EZ 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 d u p a t o r ...

Page 28: ...WHT GRN YEL RED WHT 7 8 6 5 4 3 2 1 E E R R L L L L E RP HEAD DECK 2 P HEAD DECK 1 GRY WHT BLK RED WHT BLK RED TO MAIN C B CN302 CNA301 3 2 1 TO MAIN C B CN301 R R DECK C B 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 d u p a t o r ...

Page 29: ...CHEMATIC DIAGRAM 4 4 POWER SECTION POWER C B TO MAIN C B 1 2 DECK AMP SECTION WH001 VIA W099 CNF 9 EZ PT SUB BMA E AC230V 50Hz 45 0VAC 32 0VAC 3 7VAC P ON 11 25V ECO 12 85V P ON 210mV ECO 12 8V d u p a t o r ...

Page 30: ...WIRING 4 4 POWER C B 30 AC230V 50Hz C091 POWER C B 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 d u p a t o r ...

Page 31: ...452 18 PARTS SIDE 5 6 9 J203 5 6 9 10 2 7 L8 L942 L901 L902 L904 L905 TC942 L941 02 L952 R L G 15 TP8 TP9 16 17 18 19 IC801 24 1 2 3 4 VT GND 3 L907 L953 DECK C B PH 15 MAIN C B PATTERN SIDE RPH 15 ELECTRICAL ADJUSTMENT 1 7 d u p a t o r ...

Page 32: ... kHz 3 Adjust L942 so that the digital multimeter ranges at 1 3 0 05 V 3 VT Adjustment and Check FM Requirements Same as the above ï Adjustment point L907 1 Connect the digital multimeter between VT and GND 2 Set the function to FM and tune the receiving frequency of the unit at 108 0 MHz 3 Adjust L907 so that the digital multimeter ranges at 7 0 0 1 V 4 Tune the receiving frequency of the unit at...

Page 33: ...oscope lower the output level of S S G maximum till a certain degree of noise is monitored 4 Adjust L952 so that the millivoltmeter points maximum 5 Set S S G to MW carrier of 603 kHz with 30 modulation and source at 1 kHz 6 Tune the receiving frequency of the unit at MW 603 kHz 7 Adjust L953 so that the millivoltmeter points maximum 8 Repeat above steps 1 to 7 2 to 3 times 7 Tracking Adjustment L...

Page 34: ... oscilloscope lower the output level of S S G maximum till a certain degree of noise is monitored 4 Adjust L901 L902 L904 L905 so that the millivoltmeter points maximum 10 Separation Check Requirements As instructed in preparations 1 Set S S G to FM carrier of 98 MHz with 67 5 kHz modulation source at 1 kHz and output at 74 dBuV 2 Switch S S G to PILOT ON and set PILOT at 7 5 kHz 3 Tune the receiv...

Page 35: ...the level ranges under 0 25 15 Head Azimuth Adjustment DECK 1 and DECK 2 Requirements Measuring instrument Oscilloscope Test tape TTA 300 10 kHz Test point TP8 Lch TP9 Rch Adjustment point Head azimuth adjustment screw 1 Connect the probe CH1 of the oscilloscope to TP8 Lch and CH2 to TP9 Rch 2 Set V mode of the oscilloscope to ADD 3 Insert the test tape TTA 300 to DECK 1 Forward and play back the ...

Page 36: ...he output of the oscillator to the attenuator and then the attenuator to AUX of the unit 3 Insert the test tape TTA 602 to DECK 2 and record 1 kHz signal from AUX 4 Adjust the attenuator so that the output levels at TP8 and TP9 are ranged at 10mV 5 Record 1 kHz and 8 kHz alternatively 6 Play back the tape Adjust SFR451 Lch SFR452 Rch so that the playback output level of 8kHz is ranged within 0 1 d...

Page 37: ...CLOCK GND Adjustment point L951 1 While pressing the UP and POWER button insert the AC plug to the outlet 2 Adjust L951 so that the frequency counter indicates the frequency level within 72 743 0 073 Hz ELECTRICAL ADJUSTMENT 7 7 FRONTC B PATTERNSIDE FRONTC B PARTSSIDE GND L951 CLOCK 20 20 d u p a t o r ...

Page 38: ...Traverse mode Sled mode Spindle mode Operation STOP button Play button PAUSE button FF button RWD button REC REC MUTE button Display All indicators light READING Normal Normal TEST TEST All indicators light Function All FL indicators light LD illuminates all the time Focus search continuous operations 1 2 Spindle motor continuous kick Normal playback If TOC cannot be read focus search is continued...

Page 39: ... 39 LCD DISPLAY 1 1 GRID ASSIGNMENT ANODE CONNECTION PIN CONNECTION d u p a t o r ...

Page 40: ... 40 IC BLOCK DIAGRAM 1 3 IC BD3881FV IC NJM7806FA d u p a t o r ...

Page 41: ... 41 IC BLOCK DIAGRAM 1 3 IC LA1845N A IC LC7213D N d u p a t o r ...

Page 42: ... 42 IC BLOCK DIAGRAM 3 3 IC BU1920FS d u p a t o r ...

Page 43: ...I JOG rotary encoder signal input A D 22 I JOG_B I JOG rotary encoder signal input A D 23 I VOL_A I VOL rotary encoder signal input A D 24 I VOL_B I VOL rotary encoder signal input A D 25 I SUBQ I CD SUBQ serial input 26 I WRQ I CD IC control input 27 I DRF I CD IC control input 28 I RDS_CLK I Tuner RDS clock output for BU1920FS Connected to GND through a resistor 29 I RDS_DATA I Tuner RDS data ou...

Page 44: ... output 71 P15 AM 10K O I FL segment P15 output AM 10K data input to diode 72 P14 KARAOKE O I FL segment P14 output KARAOKE data input to diode LH only 73 P13 LW O I FL segment P13 output LW data input to diode not used 74 P12 SW O I FL segment P12 output SW data input to diode not used 75 P11 OIRT O I FL segment P11 output OIRT data input to diode not used 76 P10 FM WIDE O I FL segment P10 output...

Page 45: ... 12 14 15 16 18 19 20 22 25 26 29 30 31 32 36 37 38 34 35 33 40 41 42 43 46 47 28 45 48 49 10 23 23 24 24 44 55 9 50 52 53 21 A a a A A A A G F C F F D F A F E E F A A 8 6 4 3 28 28 27 5 11 12 13 B B B H 39 17 54 56 F CX SNR21 EZ d u p a t o r ...

Page 46: ...1025 8C NF9 201 010 PLATE EARTH MECHA a b O MC1026 87 NF4 217 110 HLDR LOCK 2 a b X MC1027 M8 CZK 292 170 CMAT6Z2 1 1 ALPS a b O MC1028 87 A90 193 010 HLDR CV100 B a b O MC1029 88 908 291 110 FF CABLE 8P 1 25 290MM a b O MC1030 88 911 101 110 FF CABLE 11P 1 25 100MM a b O MC1031 8A NFA 208 010 GUIDE FL 100 25 ANFA a b X MC1032 8C NF9 621 010 PWB FRONT CNF 9 a b O MC1033 87 B00 002 010 BADGE AIWA 3...

Page 47: ...Red S Silver ST Titan Silver T Brown V Violet W White WT Transparent White Y Yellow YT Transparent Yellow LM Metallic Blue LL Light Blue GT Transparent Green LD Dark Blue DT Transparent Orange GM Metallic Green YM Metallic Yellow DM Metallic Orange PT Transparent Pink LA Aqua Blue GL Light Green HT Transparent Gray HM Metallic Gray NH Champagne Gold M Wood Pattern d u p a t o r ...

Page 48: ... 48 1 6 6 3 3 10 15 11 16 17 18 19 19 18 40 41 20 22 23 39 21 25 26 27 28 29 30 31 32 33 34 35 36 37 38 24 12 13 14 7 9 8 2 5 4 TAPE MECHANISM EXPLODED VIEW 1 1 CMAT6Z2 1 1 ALPS d u p a t o r ...

Page 49: ... SCREW PAN SW 2 6X5 ZN a O ST1012 SF J11 131 000 PW 4 1X0 13 a O ST1013 SF J11 135 000 PW 4 1X0 25 a O ST1014 SU J16 F11 000 PW 1 75X0 4 a O ST1015 SF 514 135 000 ROLLER PINCH R BLK a O ST1016 SF 612 252 000 CHASSIS BASE BLK a O ST1017 SF 567 700 000 PWB CONTROL BLK a O ST1018 SF J11 130 000 PW 2 6X0 25 a O ST1019 SF F19 S31 000 F R BELT a O ST1020 SF R26 C11 000 ASSY F W a CMAT6Z2 1 1 ALPS O ST10...

Page 50: ...rning to clockwise direction 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 h...

Page 51: ...S NAME SUFFIX MODEL 51 SPEAKER PARTS LIST 1 1 SX NR20 SX SNR20 YSN O SP1001 88 NSK 610 010 SPKR CERAMIC ASSY a O SP1002 8A NSJ 006 010 BADGE AIWA S35 a O SP1003 8C NS9 001 010 PANEL FR L a O SP1004 8C NS9 002 010 PANEL FR R a X SP1005 8C NS9 003 010 GRILLE FRAME a O SP1006 8C NS9 011 010 PANEL DUCT a O SP1007 8C NS9 013 010 ADAPTOR W a O SP1008 8C NS9 014 010 GRILLE FRAME ASSY a X SP1009 8C NS9 01...

Page 52: ...d at the spare parts centers Components marked X and R are not designated as spare parts for after sales service and will not be stocked at the spare parts centers UNIT NAME C REF NO PARTS NO PARTS NAME SUFFIX MODEL 52 OTHER PARTS LIST 1 1 CX SNR21 CX SNR20 EZSC1 KSC1 X 8C NF8 045 010 SH FL a b X 8C NF9 620 010 PWB COMB FRONT CNF 9 a b X 87 B40 281 010 LBL BAR CODE A 35X8 a b X 87 057 995 010 LBL ...

Page 53: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 8710 JAPAN TEL 03 3827 3111 0251431 d u p a t o r ...

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