Circuit Boards Location - Sony CFD-S01 Service Manual

• NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
For schematic diagrams.
Note:
• All capacitors are in µF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and 1 / W or less unless otherwise
4
specified.
• f : internal component.
• C : panel designation.
Note:
Note:
The components identi- Les composants identifiés par
fied by mark 0 or dotted une marque 0 sont critiques
line with mark 0 are criti-
pour la sécurité.
cal for safety. Ne les remplacer que par une
Replace only with part piéce por tant le numéro
number specified. spécifié.
• A : B+ Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– MAIN (1/4) Board –
no mark : CD PLAY
– MAIN (2/4) Board –
no mark : FM
( ) : AM
– MAIN (3/4), (4/4) and Other Boards –
no mark : FM
( ) : PB
< > : REC
[ ] : CD PLAY
• Voltages are taken with a VOM (Input impedance 10 MΩ).
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 PLAY
• Abbreviation
CND : Canadian model.
E41 : AC 230V area in E model.
E92 : AC 120V area in E model.
AUS : Australian model.
AR : Argentina model.
CET : East European & Russian model.
IT : Italian model.
KR : Korea model.
MX : Mexican model.
SP : Singapore model.
TH : Thai model.
TW : Taiwan model.
CFD-S01
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.
•
• : internal component.
f
• : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
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.
C
Q These are omitted.
B E
Q
B C E
These are omitted.
Q
B C E
• Abbreviation
CND : Canadian model.
E41 : AC 230V area in E model.
E92 : AC 120V area in E model.
AUS : Australian model.
AR : Argentina model.
CET : East European & Russian model.
IT : Italian model.
KR : Korea model.
MX : Mexican model.
SP : Singapore model.
TH : Thai model.
TW : Taiwan model.

6-3. CIRCUIT BOARDS LOCATION

HEADPHONE board
KEY (FUNC) board
CONTROL board
TC board
• Waveforms
— MAIN Board —
1
IC701 9 (FEO (O))
– CD PLAY –
1.7V
Approx. 100mVp-p
100mV/div, 5msec/div
2
IC701 ek (XO (O))
– CD PLAY –
3.3Vp-p
16.93MHz
1V/div, 20nsec/div
3
IC701 rk (TEO (O))
– CD PLAY –
1.7V
Approx. 100mVp-p
100mV/div, 5msec/div
19 19
POWER board
CD MOTOR board
BATTERY TERMINAL (R) board
KEY (VOL) board
BATTERY TERMINAL (F) board
4 7
IC701 ts (EQO (O)) IC801 ug (X2)
– CD PLAY –
1.7 ± 0.2Vp-p
4.19MHz
50mV/div, 0.5 µ sec/div 1V/div, 0.1 µ sec/div
5
IC1 w; (X OUT)
— TC Board — (TAPE REC)
1
Q301 C (REC)
2.0Vp-p
75kHz
1V/div, 5 µ sec/div
6
IC801 ua (XT2)
1V/div, 10 µ sec/div
2
HRP301 (YEL)
3.4Vp-p
32.768kHz
1V/div, 10 µ sec/div
10V/div, 10 µ sec/div
CFD-S01
Ver. 1.2
MAIN board
3.5Vp-p
2.8Vp-p
21.1 µ sec
30Vp-p
21.1 µ sec