Sony HCD-CP33, Service Manual

Page: 34 / 84

34
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGARAMS
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
• b : Pattern from the side which enables seeing.
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.
•
U
: B+ Line.
•
V
: B– Line.
•
H
: adjustment for repair.
• 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.
F
: TUNER
E
: TAPE PLAY
a
: TAPE RECORD
J : CD PLAY (ANALOG OUT)
c
: CD PLAY (OPTICAL OUT)
• Abbreviation
AUS : Australian model.
SP : Singapore model.
MY : Malaysia model.
TW : Taiwan model.
HK : Hong Kong model.
AR : Argentine model.
CND : Canadian model.
AED
: North European model.
KR : Korean model.
TH : Thai model.
JE : Tourist model.
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 por tant le numéro
spécifié.
SECTION 7
DIAGRAMS