Sony SS-CEP515 Manual de serviço - Página 17
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• Circuit Boards Location
CONTROL board
HEADPHONE board
BACK LIGHT board
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. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and
1
specified.
•
: internal component.
f
• 2 : nonflammable resistor.
• 1 : fusible resistor.
• C : panel designation.
Note:
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
• A : B+ Line.
• B : B– Line.
• Voltages are taken with a VOM (Input impedance 10 MΩ).
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.
• Abbreviation
CND : Canadian model
• Signal path.
F
: TUNER
J
: CD
d
: AUX
E
: PB (TAPE)
a
: REC (TAPE)
SECTION 6
DIAGRAMS
MAIN board
/
W or less unless otherwise
4
Note:
Les composants identifiés par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
CD board
REGULATOR board
For printed wiring boards.
Note:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
: internal component.
f
•
: Pattern from the side which enables seeing.
HCD-EP515
POWER board
15