Sony HCD-HPZ7 Service Manual page 162

HCD-HPZ7/HPZ9
QQ
3 7 63 1515 0
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 /
specified.
f
• : internal component.
• 2 : nonflammable resistor.
• 1 : fusible resistor.
• C : panel designation.
Note: Note:
The components identi- Les composants identifiés
par une marque 0 sont cri-
fied by mark 0 or dot-
ted line with mark 0 are tiques pour la sécurité.
Ne les remplacer que par une
critical for safety.
piéce por tant le numéro
Replace only with part
number specified. spécifié.
• A : B+ Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– BD Board/MOTOR Section –
No mark: CD PLAY
– AUDIO Section –
No mark: TAPE PLAY
– MAIN Board –
No mark: FM
( ) : CD PLAY
TE
L 13942296513
[ ] : TAPE PLAY
– Other Section –
No mark: FM
: Impossible to measure
*
• 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 : TUNER
J
: CD
f
: AUDIO
d
: PB (TAPE)
G
: REC (TAPE)
h
: DIGITAL OUT (CD)
L : ANALOG IN
• Abbreviation
CND : Canadian model
CET : East European and Russian model
www
.
52
http://www.xiaoyu163.com
W or less unless otherwise
4
x ao
y
i
http://www.xiaoyu163.com
8
For Printed Wiring Boards.
Note:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• f : internal component.
• : Pattern from the side which enables seeing.
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.
• Indication of transistor.
C
Q
B E
B C E
Q Q
3 6 7 1 3
Q
B C E
C
B E
u163
.
2 9 9 4 2 8
These are omitted.
These are omitted.
1 5 0 5 8 2 9 9 4
These are omitted.
These are omitted.
m
co
9 9
2 8 9 9