Sony HCD-EH10 Service Manual page 48

HCD-EH10
Ver. 1.4
2. DIAGRAMS
• Note for Printed Wiring Boards and Schematic Diagrams
Note on Printed Wiring Board:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
: internal component.
f
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor
C
Q
These are omitted.
B E
Q
B C E
These are omitted.
2
Note on Schematic Diagram:
• 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.
•
: internal component.
f
• 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 pièce 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 conditions.
no mark : FM
[ ] : AM
{ } : REC
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: FM
f
: AM
J
: CD PLAY
E
: TAPE PLAY
j
: REC
i : AUX IN
• Abbreviation
AUS : Australian model
CND : Canadian model
EE : East European model
KR : Korean model
RU : Russian model
SP : Singapore model
TW : Taiwan model