Sony SAV-E525 Instrukcja serwisowa - Strona 3
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• Location of controls
– Front view (a part) –
1
2
1 POWER button
2 ON/STANDBY indicator
3 LEVEL dial
4 MODE dial
SECTION 1
GENERAL
3
4
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
For printed wiring boards.
Note:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• b : Pattern from the side which enables seeing.
2-1. Circuit Boards Location
LED board
POWER SWITCH board
3
3
SA-VE522/VE525/WM525/SS-MS525/V521
SECTION 2
DIAGRAMS
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
/
W or less unless otherwise
4
specified.
• C : panel designation.
Note:
Note:
Les composants identifiés par
The components identi-
une marque 0 sont critiques
fied by mark 0 or dotted
line with mark 0 are criti-
pour la sécurité.
cal for safety.
Ne les remplacer que par une
piéce por tant le numéro
Replace only with part
number specified.
spécifié.
•
: B+ Line.
•
: B– Line.
• Voltages are dc with respect to ground under no-signal con-
ditions.
no mark : Power on
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10MΩ).
Voltage variations may be noted due to normal preduction
tolerances.
• Signal path.
K : AUDIO
• Abbreviation
CND : Canadian model
SP
: Singapore model
MX : Mexican model
POWER board
AUTO POWER board
CONTROLboard
MAIN board