Sony CFD-S07CP, Service Manual

Page: 17 / 42

CFD-S07CP
CFD-S07CP
17 17
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
Ω
and 1/4 W or less unless otherwise
speci fi ed.
•
f
: Internal component.
•
C
: Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
•
A
: B+ Line.
•
H
: Adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
( ) : AM
< > : PB
‹‹ ›› : REC
[ ] : CD PLAY
• Voltages are taken with VOM (Input impedance 10 M
Ω
).
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
E
: PB
a
: REC
J
: CD
• Abbreviation
AR :
Argentina model
AUS : Australian model
CET : East European & Russian model
CND : Canadian model
E41
: 230V AC area in E model
E92 : 120V AC area in E model
EA : Saudi Arabia model
IT : Italian model
MX : Mexican model
SP : Singapore model
TH : Thai model
TW : Taiwan model
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
•
Y
: Parts extracted from the conductor side.
•
W
: Indicates side identi fi ed with part number.
•
f
: Internal component.
• : Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
B C E
Q
B
These are omitted.
C E
Q
• Circuit Boards Location
• Waveforms
– MAIN Board –
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side) Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated. Note:
The components identi-
fi ed by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number speci
fi ed.
Note:
Les composants identi fi és
par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spéci
fi é.
• Abbreviation
AR :
Argentina model
AUS : Australian model
CET : East European & Russian model
CND : Canadian model
E41
: 230V AC area in E model
E92 : 120V AC area in E model
EA : Saudi Arabia model
IT : Italian model
MX : Mexican model
SP : Singapore model
TH : Thai model
TW : Taiwan model
1.0 Vp-p
1 IC1
ql
(RCLK)
500 mV/DIV, 10 P s/DIV
1.4 Vp-p
1.5±0.2 Vp-p
Approx. 100 mVp-p
4 IC801
ul
(RFO)
500 mV/DIV, 0.5 P s/DIV
1.6 V
Approx. 200 mVp-p
1.6V
5 IC801
og
(FEI)
100 mV/DIV, 5 ms/DIV
– CD PLAY –
– CD PLAY – – TAPE REC –
– TAPE REC –
– TUNER MODE –
– CD PLAY – – CD PLAY –
6 IC801
oh
(TEI)
200 mV/DIV, 5 ms/DIV
3 IC801
wk
(XO)
0.5 V/DIV, 20 ns/DIV
4.0 Vp-p
7 Q301
C
(REC)
1 V/DIV, 10 P s/DIV
36 Vp-p
8 HRP301 (YEL)
10 V/DIV, 10 P s/DIV
18.2
P
sec
18.2
P
sec
32.768 kHz
16.93 MHz
3 Vp-p
4.19 MHz
2 IC801
0
(MXO)
1 V/DIV, 0.1 P s/DIV
MAIN board
JACK board
SWITCH board
KEY board
POWER board
MOTOR board
RMC board