Read Sony CFD-S20CP (serv.man2) Service Manual online
2
CFD-S20CP
KSM-213RDP
Without gear cover
KSM-213CDP
With gear cover
• 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
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.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
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