Diagrams; Circuit Boards Location - Sony SA-WM500 Service Manual

SA-WM500
Ver. 1.3
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.
• x : parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.

2-1. CIRCUIT BOARDS LOCATION

LED board
4
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
• C : panel designation.
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.
• 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 MΩ).
Voltage variations may be noted due to normal production tolerances.
• Signal path.
F
: AUDIO
• Abbreviation
CND : Canadian model
MY : Malaysia model
SP : Singapore model
AUS : Australian model
TW : Taiwan model
TH : Thai model
CONTROL board
MAIN board
POWER SWITCH board
1
/ W or less unless otherwise specified.
4
Note:
Les composants identifiés par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce portant le numéro
spécifié.
POWER AMP board
POWER SUPPLY board