Sony CDP-CX220 / CDP-CX230 / CDP-CX235 Service Manual ▷ View online
– 21 –
Adjustment Location:
CN501
CN506
6
1
RV501
IC502
TP
(AFADJ)
TP
(ADJ)
CN509
CN508
[MAIN BOARD] – Component Side –
IC501
[BD BOARD] – Side B –
TP
(XPCK)
IC101
TP
(VC)
TP
(FE)
TP (RFO)
TP (TE)
TP
(FE1)
TP
(FE2)
IC103
– 22 –
SECTION 7
DIAGRAMS
• Circuit Boards Location
BD board
L. SW board
L. MOTOR board
ILLUMINATION board
D. SENS (RAY CATCHER) board
D. SENS (LUMINOUS) board
DISP board
T. SENS board
DOOR SN board
JOG board
DOOR MOTOR board
T. MOTOR board
JACK board
MAIN board
– 23 –
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
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.
•
¢
: internal component.
•
C
: panel designation.
Note on Printed Wiring Boards:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
¢
: internal component.
• b
: Pattern from the side which enables seeing.
•
: Solder bridge.
•
Indication of transistor.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
!
or dotted
line with mark
!
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
!
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.
•
U
: B+ Line.
•
V
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark: PLAY
no mark: PLAY
• 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.
• Signal path.
J
: CD
c
: digital out
• Abbreviation
AED
: North European
AUS
: Australian model.
CND : Canadian model.
E2
E2
: 120 V AC Area in E model.
E3
: 240 V AC Area in E model.
SP
: Singapore model.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
12345678
12345678
12345678
12345678
7-1.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
3.6 Vp-p
10 MHz
Approx.
600 mVp-p
600 mVp-p
Approx.
500 mVp-p
500 mVp-p
1.2 Vp-p
+0.25
–0.20
–0.20
2.5 Vp-p
480 ns
3.6 Vp-p
16.9344 MHz
– 24 –
• Waveforms
– BD Section –
1
IC101
^§
(XTAI)
2
IC101
%¡
(RFAC)
500 mV/DIV, 1 µs/DIV
3
IC101
$¡
(TE)
200 mV/DIV, 1 µs/DIV
4
IC101
#ª
(FE)
200 mV/DIV, 10 µs/DIV
– PANEL Section –
1
IC701
%•
(OSC0)
– MAIN Section –
1
IC501
#¡
(EXTAL)
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