Sony CDX-3180 Service Manual ▷ View online
Note:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
U
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
•
C
: panel designation.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
no mark : FM
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
4-6. SCHEMATIC DIAGRAM — DISPLAY SECTION —
CDX-3180
– 29 –
– 30 –
(Page 36)
CDX-3180
4-7. PRINTED WIRING BOARD — MAIN SECTION —
Note:
• X
: parts extracted from the component side.
•
¢
: internal component.
• b
: Pattern from the side which enables seeing.
SKY BLU
– 31 –
– 32 –
(Page 28)
(Page 23)
D401
C-9
D402
D-3
D507
I-1
D601
G-12
D602
G-13
D603
H-11
D801
J-4
D802
J-4
D804
J-3
D805
J-4
D806
J-3
D808
J-3
D810
C-7
D811
J-4
D812
J-3
D901
F-1
D902
D-2
D903
H-1
D905
J-2
D906
D-3
D907
C-2
D908
C-3
D909
D-3
IC401
E-8
IC402
B-8
IC701
G-3
IC702
F-5
IC801
I-8
Q101
D-10
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
Q102
C-10
Q201
C-11
Q202
B-11
Q401
C-9
Q402
C-9
Q601
H-12
Q602
H-12
Q603
H-11
Q604
G-12
Q605
E-12
Q606
E-12
Q801
G-6
Q901
G-1
Q902
E-2
Q903
E-2
Q904
H-2
Q905
G-2
Q906
E-1
Q907
J-3
Q908
J-3
Q909
D-3
Q910
C-2
Q911
E-2
Q912
J-2
Q913
I-2
Q914
E-3
Q915
E-3
Q916
J-1
Q919
D-5
Q921
G-2
CDX-3180
Note:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
¢
: internal component.
•
C
: panel designation.
•
U
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : MW
<
> : CD PLAY
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Signal path.
F
: FM
f
: MW
J
: CD
4-8. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 39 for IC Block Diagrams.
– 33 –
– 34 –
(Page 26)
(P
age 35)
CDX-3180
4-9. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 34 for Note and page 39 for IC Block Diagrams.
– 35 –
– 36 –
(Page 29)
(P
age 34)
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