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Sony MDX-C8970R, Service Manual

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Sony MDX-C8970R Service Manual Download Page 7

7

7

MDX-C8970R

2-4.

SCHEMATIC  DIAGRAM  – MAIN Board (3/5) –

Note on Schematic Diagram:
• Voltages and waveforms are dc with respect to ground

under no-signal (detuned) conditions.
no mark : FM

(

) : MW

[

] :  LW

〈〈

 

〉〉

: MD PLAY

(Page 5)

(Page 9)

(Page 9)

(Page

8)

(Page 6)

Summary of Contents for MDX-C8970R

Page 1: ... Board 1 5 5 2 3 Schematic Diagram MAIN Board 2 5 6 2 4 Schematic Diagram MAIN Board 3 5 7 2 5 Schematic Diagram MAIN Board 4 5 8 2 6 Schematic Diagram MAIN Board 5 5 9 2 7 Printed Wiring Board MAIN Board Component Side 10 2 8 Printed Wiring Board MAIN Board Conductor Side 11 2 9 Printed Wiring Board DISPLAY Board 12 2 10 Schematic Diagram DISPLAY Board 13 2 11 Printed Wiring Board RELAY Board 14 ...

Page 2: ...ISCRIMINATION Former 1 674 589 11 New 1 674 589 12 Former 1 674 590 11 New 1 674 590 12 Former 1 674 591 11 New 1 674 591 12 MAIN BOARD Component Side RELAY BOARD Component Side DISPLAY BOARD Conductor Side ...

Page 3: ... or less unless otherwise specified f internal component C panel designation U B Line H adjustment for repair Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to n...

Page 4: ...4 ...

Page 5: ... 5 MDX C8970R 2 2 SCHEMATIC DIAGRAM MAIN Board 1 5 Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM Page 9 Page 7 Page 8 Page 6 ...

Page 6: ...6 6 MDX C8970R 2 3 SCHEMATIC DIAGRAM MAIN Board 2 5 Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM Page 5 Page 7 Page 8 ...

Page 7: ...0R 2 4 SCHEMATIC DIAGRAM MAIN Board 3 5 Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM MW LW MD PLAY Page 5 Page 9 Page 9 Page 8 Page 6 ...

Page 8: ...X C8970R 2 5 SCHEMATIC DIAGRAM MAIN Board 4 5 Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM MD PLAY Page 5 Page 7 Page 6 Page 15 ...

Page 9: ... 9 MDX C8970R 2 6 SCHEMATIC DIAGRAM MAIN Board 5 5 Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM MW LW MD PLAY Page 7 Page 5 ...

Page 10: ... 8 Q501 H 5 Q523 J 8 Q691 G 8 Q751 F 2 Q752 G 2 Q754 F 2 D131 J 2 D2O4 J 11 D251 K 12 D252 K 12 D253 K 12 D254 K 11 D255 K 13 D256 K 13 D257 K 12 D258 K 12 D259 K 12 D260 K 12 D261 K 13 D262 K 11 D263 K 11 D264 K 11 D265 K 11 D271 D 13 D279 B 14 D280 A 14 D282 A 14 D283 B 13 D291 B 3 D421 E 11 D422 E 12 D423 D 12 D424 D 12 D441 E 9 D442 E 9 D461 C 10 D462 C 10 D463 C 10 D464 C 9 D466 C 9 D467 D 10...

Page 11: ...27 I 9 D555 J 7 D702 I 12 D751 F 2 IC131 J 2 IC351 H 6 IC401 E 9 IC402 E 10 IC403 D 10 IC481 A 7 IC601 F 7 Ref No Location Ref No Location Semiconductor Location IC603 D 7 IC604 C 6 IC631 F 6 IC633 D 6 IC634 C 4 IC661 E 5 IC663 B 2 IC752 G 2 IC771 F 3 Q273 B 13 Q274 B 13 Q401 F 9 Q402 F 12 Q403 F 10 Q431 D 8 Q504 J 5 Q601 B 5 Q602 B 5 Q631 B 4 Q632 B 4 Q661 B 2 Q662 A 2 Q753 F 2 Q901 J 2 Page 14 ...

Page 12: ...uctor Side IC910 C 4 LED900 C 4 LED901 B 4 LED902 A 3 LED903 A 2 LED904 C 2 LED905 C 2 LED906 B 2 LED907 B 2 LED971 A 5 LED972 B 5 LED973 C 12 LED974 C 5 LED975 A 12 LED976 B 12 D901 B 5 D902 B 4 D903 A 8 D905 B 8 D971 B 4 IC900 B 6 IC920 B 9 IC921 B 8 Q900 B 5 Q901 B 5 Q902 A 5 Q903 B 5 Q904 B 4 Q971 B 4 Q972 B 4 Ref No Location Page 14 ...

Page 13: ...13 13 MDX C8970R 2 10 SCHEMATIC DIAGRAM DISPLAY Board Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark FM Page 15 ...

Page 14: ...14 14 MDX C8970R 2 11 PRINTED WIRING BOARD RELAY Board Page 11 Page 12 ...

Page 15: ...15 MDX C8970R 2 12 SCHEMATIC DIAGRAM RELAY Board Page 13 Page 8 ...

Page 16: ...IC900 8 759 496 75 IC uPD16432BGC 018 9EU IC910 8 749 012 25 IC RS 170 TU IC920 8 759 580 20 IC uPD16431AGC 7ET IC921 8 759 075 66 IC TA75S01F TE85L SHORT JC901 1 216 295 00 SHORT 0 LIQUID CRYSTAL DISPLAY LCD900 1 803 633 11 DISPLAY PANEL LIQUID CRYSTAL LED LED900 8 719 987 45 LED CL 155Y PG CD TL ILLUMINATION LED901 8 719 987 45 LED CL 155Y PG CD TL ILLUMINATION LED902 8 719 987 45 LED CL 155Y PG...

Page 17: ... 216 829 11 METAL CHIP 4 7K 5 1 16W R946 1 216 821 11 METAL CHIP 1K 5 1 16W R947 1 216 841 11 METAL CHIP 47K 5 1 16W R948 1 216 841 11 METAL CHIP 47K 5 1 16W R949 1 216 809 11 METAL CHIP 100 5 1 16W R950 1 216 809 11 METAL CHIP 100 5 1 16W R951 1 216 809 11 METAL CHIP 100 5 1 16W R952 1 216 843 11 METAL CHIP 68K 5 1 16W R953 1 216 821 11 METAL CHIP 1K 5 1 16W R954 1 216 825 11 METAL CHIP 2 2K 5 1 ...

Page 18: ... 964 11 CERAMIC CHIP 0 001uF 10 50V C341 1 115 339 11 CERAMIC CHIP 0 1uF 10 50V C353 1 115 339 11 CERAMIC CHIP 0 1uF 10 50V C401 1 117 681 11 ELECT CHIP 100uF 20 16V C402 1 126 246 11 ELECT CHIP 220uF 20 4V C403 1 117 681 11 ELECT CHIP 100uF 20 16V C404 1 117 681 11 ELECT CHIP 100uF 20 16V C405 1 115 339 11 CERAMIC CHIP 0 1uF 10 50V C406 1 126 395 11 ELECT 22uF 20 16V C407 1 115 339 11 CERAMIC CHI...

Page 19: ... 2uF 10 6 3V C675 1 125 838 11 CERAMIC CHIP 2 2uF 10 6 3V C676 1 125 838 11 CERAMIC CHIP 2 2uF 10 6 3V C677 1 125 838 11 CERAMIC CHIP 2 2uF 10 6 3V C681 1 164 506 11 CERAMIC CHIP 4 7uF 16V C682 1 164 506 11 CERAMIC CHIP 4 7uF 16V C683 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C684 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C685 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C691 1 163 021 11 CERAMIC CHIP 0 ...

Page 20: ...DIODE DAN202K T 146 D441 8 719 914 43 DIODE DAN202K T 146 D442 8 719 064 08 DIODE HZU6 8B2TRF D461 8 719 420 51 DIODE MA729 TX D462 8 719 071 25 DIODE HZU18B2TRF D463 8 719 071 25 DIODE HZU18B2TRF D464 8 719 071 25 DIODE HZU18B2TRF D466 8 719 071 25 DIODE HZU18B2TRF D467 8 719 053 18 DIODE 1SR154 400TE 25 D468 8 719 053 18 DIODE 1SR154 400TE 25 D471 8 719 073 01 DIODE MA111 TX D472 8 719 073 01 DI...

Page 21: ...4EUA T106 Q273 8 729 120 28 TRANSISTOR 2SC2412K T 146 QR Q274 8 729 120 28 TRANSISTOR 2SC2412K T 146 QR Q275 8 729 028 91 TRANSISTOR DTA144EUA T106 Q401 8 729 920 85 TRANSISTOR 2SD1664 T101 QR Q402 8 729 106 60 TRANSISTOR 2SB1132 T101 QR Q403 1 801 806 11 TRANSISTOR DTC144EK T146 Q421 8 729 822 84 TRANSISTOR 2SB1202FAT TL Q422 8 729 230 49 TRANSISTOR 2SC2712 YG TE85L Q423 1 801 806 11 TRANSISTOR D...

Page 22: ...353 1 216 295 00 SHORT 0 R354 1 216 295 00 SHORT 0 R401 1 216 033 00 METAL CHIP 220 5 1 10W R402 1 216 045 00 METAL CHIP 680 5 1 10W R403 1 216 033 00 METAL CHIP 220 5 1 10W R404 1 216 041 00 METAL CHIP 470 5 1 10W R405 1 216 045 00 METAL CHIP 680 5 1 10W R406 1 216 065 00 RES CHIP 4 7K 5 1 10W R408 1 216 295 00 SHORT 0 R412 1 216 295 00 SHORT 0 R421 1 216 089 00 RES CHIP 47K 5 1 10W R422 1 216 68...

Page 23: ...16 833 11 RES CHIP 10K 5 1 16W R633 1 216 841 11 METAL CHIP 47K 5 1 16W R634 1 218 711 11 METAL CHIP 6 2K 0 5 1 16W R635 1 216 833 11 RES CHIP 10K 5 1 16W R636 1 216 841 11 METAL CHIP 47K 5 1 16W R637 1 216 675 11 METAL CHIP 10K 0 5 1 10W R638 1 216 667 11 METAL CHIP 4 7K 0 5 1 10W R639 1 216 675 11 METAL CHIP 10K 0 5 1 10W R640 1 216 667 11 METAL CHIP 4 7K 0 5 1 10W R642 1 202 926 11 RES CHIP 36K...

Page 24: ...HIP 15K 5 1 10W R904 1 216 861 11 METAL CHIP 2 2M 5 1 16W R905 1 216 817 11 METAL CHIP 470 5 1 16W R906 1 216 813 11 METAL CHIP 220 5 1 16W R907 1 216 813 11 METAL CHIP 220 5 1 16W R951 1 216 097 00 RES CHIP 100K 5 1 10W R952 1 216 097 00 RES CHIP 100K 5 1 10W R953 1 216 097 00 RES CHIP 100K 5 1 10W R954 1 216 105 00 RES CHIP 220K 5 1 10W R955 1 216 089 00 RES CHIP 47K 5 1 10W R956 1 216 097 00 RE...

Page 25: ...CN701 1 793 290 11 SOCKET CONNECTOR 18P CN702 1 779 169 11 SOCKET CONNECTOR 18P DIODE D701 8 719 056 84 DIODE HZU7 5B2TRF D702 8 719 056 84 DIODE HZU7 5B2TRF D703 8 719 056 84 DIODE HZU7 5B2TRF D704 8 719 056 84 DIODE HZU7 5B2TRF D705 8 719 056 84 DIODE HZU7 5B2TRF D706 8 719 056 84 DIODE HZU7 5B2TRF D707 8 719 071 25 DIODE HZU18B2TRF LED LED705 8 719 051 01 LED CL 170HR CD T TIR LED706 8 719 064 ...

Page 26: ...26 MDX C8970R Sony Corporation Mobile Electronics Division Company 9 926 588 81 99K057542 1 Printed in Hungary C 1999 11 Published by General Engineering Dept ...

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