DOWNLOAD Sony CDX-C7850R Service Manual ↓ Size: 6.79 MB | Pages: 70 in PDF or view online for FREE

Model
CDX-C7850R
Pages
70
Size
6.79 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
cdx-c7850r.pdf
Date
PREV: Sony CDX-C6850R (serv.man2) Service Manual

Sony CDX-C7850R Service Manual ▷ View online

CDX-C7850R
– 59 –
– 60 –
4-14. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) —  • Refer to page 70 for IC Block Diagrams.
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
) : MW
<
> : CD PLAY
(Page 58)
(Page 55)
(Page 67)
(Page 67)
– 61 –
– 62 –
CDX-C7850R
4-15. PRINTED WIRING BOARD — DISPLAY SECTION —
Ref. No.
Location
(D901)
B-4
(D903)
B-8
(IC900)
B-7
IC901
B-3
LED900
B-3
LED901
A-3
LED902
A-2
LED903
A-1
LED904
B-1
LED905
B-2
LED906
B-1
LED907
B-1
(Q900)
B-8
(Q901)
B-8
(Q902)
B-8
(Q903)
B-8
• Semiconductor
Location
(
) : SIDE B
(Page 66)
CDX-C7850R
– 63 –
– 64 –
4-16. SCHEMATIC DIAGRAM — DISPLAY SECTION —
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(Page 67)
– 65 –
– 66 –
CDX-C7850R
4-17. PRINTED WIRING BOARD — RELAY SECTION —
Ref. No.
Location
LED801
B-6
LED802
B-5
LED803
B-5
LED804
A-1
• Semiconductor
Location
(Page 51)
(Page 62)
(Page 51)
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