Sony CFD-S20CP (serv.man5) Service Manual ▷ View online
2
CFD-S20CP
KSM-213RDP
Without gear cover
KSM-213CDP
With gear cover
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
Common Note on Schematic Diagrams:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. (p: pF)
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.
•
f
: internal component.
•
A
: B+ Line.
• Total current is measured with no cassette installed.
• Power voltage is dc 9V and fed with regulated dc power
• Power voltage is dc 9V and fed with regulated dc power
supply from battery terminal.
• 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.
• Circled numbers refer to waveforms.
• Signal path.
J
: CD
• (( )) : Refer to page of Service manual.
Common Note on Printed Wiring Boards:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
• (( )) : Refer to page of Service manual.
• Waveforms
(Mode: PLAY)
— CD Board —
0.85
±
0.2Vp-p
1
IC701
4
(RF)
500mV/div 0.5
µ
sec/div
2
IC701
qd
(FE)
100mV/div 200
µ
sec/div
Approx. 100mVp-p
1.8V
3
IC701
qg
(TE)
100mV/div 200
µ
sec/div
5
IC701
t;
(FSX/16MIN (I))
2V/div 50nsec/div
60nsec
IC1001
7
(CKIN (I))
2V/div 50nsec/div
4
IC701
rk
(XOUT)
2V/div 0.05
µ
sec/div
6
Approx. 100mVp-p
1.8V
6Vp-p
16.93MHz
6Vp-p
60nsec
7Vp-p
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
CFD-S20CP
3
3
C717
C706
C707
C714
C721
C722
R707
R731
R735
R736
R737
R740
R1002
R1003
R1004
R1005
C1042
C702
C723
R724
C747
C740
C709
C701
R712
R725
R726
R745
R753
R760
R762
R763
R764
C746
R715
R714
R744
R1019
R1018
R1082
R1068
R759
R743
C748
C715
C712
C711
C710
IC702
C744
C743
C1011
C1012
C1043
C1031
C1030
C1055
IC1002
FB702
R713
C737
R1001
C1014
R1081
R1017
FB701
C742
R728
R727
R729
R730
C708
C1044
R1080
C1037
C1013
C713
R711
R708
R710
R709
C705
C719 C720
C716
IC701
IC1001
Q701
C704
S701
M702
M701
R1020
CNP701
C703
C718
C754
C753
C741
C745
C750
C751
C764
C766
C767
R765
R761
C756
C734
C731
C1074
C1069
C1070
C1068
C1067
C1066
C1058
C1057
C1001
C1056
C1059
C1010
C1029
C1054
CNP702
FB705
FB706
FB707
X701
FB703
FB1001
FB1002
FB704
IC1003
R766
R706
R701
R702
R703
R704
R705
R755
R756
R757
R758
R1073
R1077
R1079
R1078
R1076
R1075
R1074
C760
C761
C762
C763
R723
R732
R733
R734
R716
R717
R718
R719
R720
R721
R722
C732
C733
C729
C730
SL701
SL702
SL703
SL704
2. SCHEMATIC DIAGRAM — CD SECTION — • Refer to page 2 for Waveforms.
• Voltage and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : CD PLAY
no mark : CD PLAY
((Page 28))
CFD-S20CP
4
4
3. PRINTED WIRING BOARD — CD SECTION —
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
CFD-S20CP
5
5
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
CNJ806
IC702
Q701
R701
R702
R703
R704
R705
R706
R707
R708
R709
R711
R716
R717
R718
R719
R720
R721
R722
R729
R730
R753
R745
R1068
R1073
R1074
R1075
R1076
R1077
R1078
C701
C703
C705
C706
C740
C710
C711
C712
C713
C714
C716
C717
C718
C719
C720
C741
C745
C750
C751
C753
C754
C734
C731
R744
R743
C747
C1056
C1057
C1058
C1059
C721
R710
R731
R755
R756
R757
R758
R759
R760
R712
R713
R714
R715
R724
R725
R726
R727
R728
R732
R733
R734
R735
R736
R737
R740
R766
R1001
R1002
R1003
R1004
R1005
R1017
R1018
R1019
R1020
R1079
R1080
C708
C746
C742
C743
C744
C760
C761
C762
C763
C764
C766
C767
C737
C732
C730
C733
C722
C756
C1010
C1011
C1012
C1013
C1030
C1031
C1066
C1067
C1068
C1069
C1070
C1074
C1044
C1037
C1055
C1043
FB701
R1081
R1082
R761
R762
R763
R764
R723
IC1001
IC1002
C1001
IC701
R765
FB1001
FB1002
FB703
FB704
FB702
FB705
FB706
FB707
IC1003
CNP701
M701
M702
C748
C704
C702
C723
C707
C715
C709
C1042
C1014
C1054
X701
C729
S701
C1029
CNP702
IC701
I-6
IC702
D-2
IC1001
F-8
IC1002
D-10
IC1003
C-8
Q701
H-2
• Semiconductor
Location
Ref. No.
Location
((Page 27))
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