Sony CFD-S28L (serv.man2) Service Manual ▷ View online
CFD-S28L
– 8 –
– 9 –
– 10 –
SCHEMATIC DIAGRAM – MAIN Board (3/3) –
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
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.
•
C
: panel designation.
•
U
: B+ Line.
• Power voltage is dc 9 V and fed with regulated dc power
supply from battery terminal.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
(
no mark : TUNER
(
) : TAPE PLAY
<
> : CD PLAY
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Abbreviation
EE1
: Russia model
Page
AEP Model
Russia Model
27
Location D-F, 3-5
28
Location B-D, 11-13
(2)
SCHEMATIC DIAGRAM – TUNER Board –
!
: Changed portion.
Location A-C, 9-11
28
^
^
$
#
– 11 –
*
A-3321-867-A MAIN BOARD, COMPLETE
C571
1-162-294-31 CERAMIC
0.001uF 10%
50V
C586
1-162-294-31 CERAMIC
0.001uF 10%
50V
C587
1-162-294-31 CERAMIC
0.001uF 10%
50V
C596
1-162-294-31 CERAMIC
0.001uF 10%
50V
R527
1-247-863-11 CARBON
22K
5%
1/4W
*
A-3321-874-A TUNER BOARD, COMPLETE
C31
1-102-514-11 CERAMIC
22PF
5%
50V
C33
1-162-306-11 CERAMIC
0.01uF
20%
16V
C98
1-162-282-31 CERAMIC
100PF
10%
50V
CT1
1-141-603-11 CAP, ADJ
20PF
FL1
1-236-711-21 FILTER, BAND PASS
L1
1-416-987-11 COIL, FM RF
L2
1-409-904-31 COIL, FM OSC
ACCESSORIES & PACKING MATERIALS
********************************
********************************
3-865-706-31 MANUAL, INSTRUCTION
(ENGLISH, SPANISH) (AEP, UK, AUS)
* 53
A-3321-874-A TUNER BOARD, COMPLETE
55
3-032-025-31 CABINET (REAR) (AEP, UK, IT)
* 119
A-3321-867-A MAIN BOARD, COMPLETE
Page
AEP Model
Russia Model
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
52
(3)
EXPLODED VIEWS
53
* 53
A-3321-875-A TUNER BOARD, COMPLETE (EE1)
55
3-032-025-81 CABINET (REAR) (CET, EE1, AUS)
* 119
A-3321-907-A MAIN BOARD, COMPLETE (EE1)
Page
AEP Model
Russia Model
59
Ref. No.
Part No.
Description
Remark
*
A-3321-907-A MAIN BOARD, COMPLETE (EE1)
C568
1-162-282-31 CERAMIC
100PF
10%
50V
C581
1-162-306-11 CERAMIC
0.01uF
20%
16V
C583
1-162-306-11 CERAMIC
0.01uF
20%
16V
C584
1-162-306-11 CERAMIC
0.01uF
20%
16V
C589
1-162-306-11 CERAMIC
0.01uF
20%
16V
C597
1-162-306-11 CERAMIC
0.01uF
20%
16V
*
A-3321-875-A TUNER BOARD, COMPLETE (EE1)
C31
1-102-950-00 CERAMIC
13PF
5%
50V
C33
1-127-888-21 CERAMIC
0.1uF
10%
50V
C98
1-162-294-31 CERAMIC
0.001uF 10%
50V
CT1
1-141-485-11 CAP, ADJ
5PF
FL1
1-234-024-11 FILTER, BAND PASS
JW7
1-412-911-11 FERRITE
0uH
L1
1-416-940-11 COIL, FM RF
L2
1-416-939-11 COIL, FM OSC
ACCESSORIES & PACKING MATERIALS
********************************
********************************
3-865-706-31 MANUAL, INSTRUCTION
(ENGLISH, SPANISH) (AEP, UK, EE1, AUS)
3-865-706-91 MANUAL, INSTRUCTION (RUSSIAN) (EE1)
Ref. No.
Part No.
Description
Remark
58
(4)
ELECTRICAL PARTS LIST
61
63
64
65
– 12 –
Sony Corporation
Personal Audio Company
9-926-985-81
99G0556-1
Printed in Japan © 1999. 7
Published by General Engineering Dept.
CFD-S28L
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