CFD-S35CP (serv.man3) - Sony Audio Service Manual (repair manual). Page 7

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7
CFD-S35CP
CFD-S35CP
• Circuit Boards Location
•  NOTE  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC  DIAGRAMS
For schematic diagrams.
Note:
• All capacitors are in 
µ
F unless otherwise noted.  (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
 and 
1
/
4
 
W or less unless otherwise
specified.
f
: internal component.
C
: panel designation.
For printed wiring boards.
Note:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
W
: indicates side identified with part number.
f
: internal component.
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
A
: B+ Line.
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– CD Board –
   no mark : CD PLAY
– Other Boards –
   no mark : FM
(
) : PB
<
> : REC
[
] : CD PLAY
• Voltages are taken with a VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
f
: AM (MW/LW)
E
: PB
a
: REC
J
: CD PLAY
• Abbreviation
CND : Canadian model.
CET
: East European and CSI model.
EA
: Saudi Arabia model.
IT
: Italian model.
KR
: Korean model
MX
: Mexican model.
RU
: Russian model.
SP
: Singapore model.
TH
: Thai model.
C
B
These are omitted.
E
Q
B
These are omitted.
C
Q
Q
E
B
C
E
Caution:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
• Waveforms
– BD90 Board – (CD PLAY)
– MAIN Board –
• Abbreviation
CND : Canadian model.
CET
: East European and CSI model.
EA
: Saudi Arabia model.
IT
: Italian model.
KR
: Korean model
MX
: Mexican model.
RU
: Russian model.
SP
: Singapore model.
TH
: Thai model.
Note:
The components identi-
fied by mark 
0
 or dotted
line with mark 
0
 are criti-
cal for safety.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque 
0
 sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
1
  IC101 
ia
 (RFi)
1.3 Vp-p
500 mV/DIV, 500 ns/DIV
2
  IC101 
wf
 (XO)
16.934 MHz
3.3 Vp-p
1 V/DIV, 20 ns/DIV
3.4 Vp-p
5.53 MHz
1
  IC801 
os
 (X1)
1 V/div, 100 nsec/div
TUNER board 
TC board
BATT-1 board
BATT-2 board
MAIN board
LCD board
POWER KEY board
CD KEY board
HEADPHONE board
POWER board
MP3-CD board
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