Sony CDX-C7850 Page 4 Service Manual Supplement Download | Manualshive

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CDX-C7850

2. SCHEMATIC DIAGRAM — MAIN SECTION (1/4) —

Note:
• Voltage is dc with respect to ground under

no-signal (detuned) condition.
no mark : FM
(

) : AM

((Page 12))

((P

age 9))

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Summary of Contents for CDX-C7850

Page 1: ...pply from ACC and BATT cords Voltages are taken with aVOM 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 normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM f AM J CD Page of service manual Page of supplement 1 For printed wiring boards X parts ex...

Page 2: ...4 H 7 Q625 H 7 Q626 F 10 Q627 F 10 Q628 G 10 Q629 G 9 Q630 G 10 Q631 H 10 Q801 H 10 Q802 H 10 D10 E 2 D11 E 2 D12 E 1 D13 F 2 D201 F 7 D202 C 7 D203 C 8 D204 B 5 D205 B 5 D206 B 5 D207 B 6 D208 B 6 D209 B 6 D210 B 6 D211 B 6 D212 C 7 D401 F 8 D402 E 9 D501 F 7 D502 H 6 D505 B 10 D506 B 10 D507 B 10 D508 B 10 D509 B 10 D510 A 10 D511 B 10 D602 B 8 D603 B 8 D605 G 10 D606 F 10 D607 B 8 D608 F 10 D60...

Page 3: ...CDX C7850 5 6 Page 15 Page 16 Page 45 ...

Page 4: ... 7 8 CDX C7850 2 SCHEMATIC DIAGRAM MAIN SECTION 1 4 Note Voltage is dc with respect to ground under no signal detuned condition no mark FM AM Page 12 Page 9 ...

Page 5: ...CDX C7850 9 10 3 SCHEMATIC DIAGRAM MAIN SECTION 2 4 Note Voltage is dc with respect to ground under no signal detuned condition no mark FM Page 8 Page 12 Page 13 ...

Page 6: ... 11 12 CDX C7850 4 SCHEMATIC DIAGRAM MAIN SECTION 3 4 Note Voltage is dc with respect to ground under no signal detuned condition no mark FM AM CD PLAY Page 8 Page 9 Page 13 Page 42 ...

Page 7: ...CDX C7850 13 14 5 SCHEMATIC DIAGRAM MAIN SECTION 4 4 Note Voltage is dc with respect to ground under no signal detuned condition no mark FM AM CD PLAY Page 9 Page 17 Page 17 Page 12 ...

Page 8: ... 15 16 CDX C7850 6 PRINTED WIRING BOARD RELAY SECTION Ref No Location D850 B 9 D851 B 9 LED802 B 5 LED803 B 5 LED804 A 1 Semiconductor Location SIDE B Page 5 Page 5 Page 60 ...

Page 9: ... 17 7 SCHEMATIC DIAGRAM RELAY SECTION CDX C7850 Page 14 Page 14 Page 61 ...

Page 10: ...IP 100PF 5 50V C37 1 163 251 11 CERAMIC CHIP 100PF 5 50V C38 1 163 234 11 CERAMIC CHIP 20PF 5 50V C40 1 163 243 11 CERAMIC CHIP 47PF 5 50V C41 1 162 587 11 CERAMIC CHIP 0 039uF 10 25V C42 1 163 986 00 CERAMIC CHIP 0 027uF 10 25V C43 1 163 986 00 CERAMIC CHIP 0 027uF 10 25V C44 1 115 565 11 CERAMIC CHIP 2 2uF 10 10V C45 1 115 565 11 CERAMIC CHIP 2 2uF 10 10V C46 1 164 004 11 CERAMIC CHIP 0 1uF 10 2...

Page 11: ...01 1 115 651 11 ELECT 100uF 20 16V C402 1 124 234 00 ELECT 22uF 20 16V C403 1 163 235 11 CERAMIC CHIP 22PF 5 50V C404 1 163 038 00 CERAMIC CHIP 0 1uF 25V C406 1 115 651 11 ELECT 100uF 20 16V C407 1 163 237 11 CERAMIC CHIP 27PF 5 50V C408 1 163 237 11 CERAMIC CHIP 27PF 5 50V C409 1 163 038 00 CERAMIC CHIP 0 1uF 25V C410 1 163 038 00 CERAMIC CHIP 0 1uF 25V C411 1 163 038 00 CERAMIC CHIP 0 1uF 25V C4...

Page 12: ...D207 8 719 053 18 DIODE 1SR154 400TE 25 D208 8 719 053 18 DIODE 1SR154 400TE 25 D209 8 719 053 18 DIODE 1SR154 400TE 25 D210 8 719 053 18 DIODE 1SR154 400TE 25 D211 8 719 053 18 DIODE 1SR154 400TE 25 D212 8 719 421 24 DIODE MA8039 H D401 8 719 977 03 DIODE DTZ5 6B D402 8 719 422 94 DIODE MA8091 L D501 8 719 400 20 DIODE MA152WA D502 8 719 404 50 DIODE MA111 TX D505 8 719 404 50 DIODE MA111 TX D506...

Page 13: ...R 2SC1623 L5L6 Q14 8 729 921 25 TRANSISTOR FMC2 Q15 8 729 900 53 TRANSISTOR DTC114EK Q16 8 729 920 21 TRANSISTOR DTC314TKH04 Q17 8 729 920 21 TRANSISTOR DTC314TKH04 Q18 8 729 920 21 TRANSISTOR DTC314TKH04 Q19 8 729 921 25 TRANSISTOR FMC2 Q51 8 729 021 94 FET 2SK1657 T1B Q201 8 729 420 74 TRANSISTOR 2SD1328 RST Q202 8 729 420 74 TRANSISTOR 2SD1328 RST Q203 8 729 920 28 TRANSISTOR FMG9 Q205 8 729 02...

Page 14: ...K 5 1 10W R223 1 216 073 00 METAL CHIP 10K 5 1 10W R224 1 216 068 00 METAL CHIP 6 2K 5 1 10W R225 1 216 068 00 METAL CHIP 6 2K 5 1 10W R226 1 216 065 00 RES CHIP 4 7K 5 1 10W R227 1 216 073 00 METAL CHIP 10K 5 1 10W R228 1 216 065 00 RES CHIP 4 7K 5 1 10W R229 1 216 097 00 RES CHIP 100K 5 1 10W R230 1 216 097 00 RES CHIP 100K 5 1 10W R233 1 216 089 00 RES CHIP 47K 5 1 10W R234 1 216 295 00 SHORT 0...

Page 15: ...7 00 RES CHIP 100K 5 1 10W R624 1 216 065 00 RES CHIP 4 7K 5 1 10W R625 1 216 097 00 RES CHIP 100K 5 1 10W R626 1 216 073 00 METAL CHIP 10K 5 1 10W R631 1 216 041 00 METAL CHIP 470 5 1 10W R632 1 216 097 00 RES CHIP 100K 5 1 10W R633 1 216 067 00 METAL CHIP 5 6K 5 1 10W R636 1 216 073 00 METAL CHIP 10K 5 1 10W R637 1 216 073 00 METAL CHIP 10K 5 1 10W R638 1 216 073 00 METAL CHIP 10K 5 1 10W R639 1...

Page 16: ...1 1 577 101 11 VIBRATOR CERAMIC 4 19MHz 1 672 698 12 RELAY BOARD CAPACITOR C805 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C806 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C807 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V CONNECTOR CN802 1 779 170 11 SOCKET CONNECTOR 20P CN803 1 779 169 11 SOCKET CONNECTOR 18P CN804 1 778 330 21 PIN CONNECTOR PC BOARD 2P SPARK GAP CP801 1 517 729 31 GAP SPARK DIODE D850 8 ...

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