DOWNLOAD Sony CDP-CX53 Service Manual ↓ Size: 2.99 MB | Pages: 48 in PDF or view online for FREE

Model
CDP-CX53
Pages
48
Size
2.99 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cdp-cx53.pdf
Date
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Sony CDP-CX53 Service Manual ▷ View online

– 17 –
SECTION  7
DIAGRAMS
•  Circuit Boards Location
TABLE SENSOR BOARD
DISC SENSOR (R) board
DISC SENSOR (S) board
AUDIO board
BD board
SW board
CD MOTOR board
POWER SW board
LED board
– 18 –
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted.  pF: µµF
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
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 
!
 or dotted
line with mark 
!
 are criti-
cal for safety.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque 
!
 sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce portant 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
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
: CD
c
: digital out
• Abbreviation
AED
: North European
AUS
: Australian model.
CND : Canadian model.
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.)
C
B
These are omitted.
E
Q
12345678
12345678
12345678
12345678
B
These are omitted.
C
E
Q
CDP-CX53
– 19 –
– 20 –
7-1.
PRINTED  WIRING  BOARD  – BD Section –
•
 See page 17 for Circuit Boards Location.
•
 See page 18 for Note.
• Semiconductor
Location
Ref. No. Location
D151
D-1
IC101
D-3
IC102
B-3
IC103
B-1
Q101
B-4
Q102
B-4
Q103
E-1
(Page 23)
(Page 28)
CDP-CX53
7-2.
SCHEMATIC  DIAGRAM  – BD Section –
•
 See page 34 for Waveforms.  
•
 See page 35 for IC Block Diagrams.  
•
 See page 37 for IC Pin Function Description.  
•
 See page 18 for Note.
• no mark: PLAY
• Signal path.
J
: CD
c
: digital out
– 21 –
– 22 –
The components identified by mark 
!
 or dotted
line with mark 
!
 are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque 
!
 sont
critiques pour la sécurité.
Ne les remplacer que
par une piéce portant le numéro spécifié.
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