Read Sony SA-WM500 Service Manual online
4
SA-WM500
SECTION 2
DIAGRAMS
For Schematic Diagrams.
Note:
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
/
4
W or less unless otherwise specified.
• C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
For Printed Wiring Boards.
Note :
Note :
• X : parts extracted from the component side.
• x : parts extracted from the conductor side.
•
• x : parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
• A : B+ Line.
• B : B– Line.
• Voltages are dc with respect to ground under no-signal conditions.
• no mark : Power on
• Voltages are taken with a VOM (Input impedance 10 M
• B : B– Line.
• Voltages are dc with respect to ground under no-signal conditions.
• no mark : Power on
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production tolerances.
• Signal path
.
F
: AUDIO
• Abbreviation
CND : Canadian model
MY
MY
: Malaysia model
SP
: Singapore model
AUS
: Australian model
TW
: Taiwan model
TH
: Thai model
Note:
The components identi-
fied by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specified.
The components identi-
fied by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
Les composants identifiés par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
2-1. CIRCUIT BOARDS LOCATION
CONTROL board
MAIN board
POWER AMP board
POWER SUPPLY board
POWER SWITCH board
LED board
Ver. 1.3
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