SA-VE812ED, SA-VE815ED, SA-WMS815, SS-MS815 - Sony Audio Service Manual (repair manual). Page 3

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SA-VE812ED/VE815ED/WMS815/SS-MS815
3
3
SECTION  1
GENERAL
• Location of Controls
SA-WMS7
– Front view –
– Rear view –
SECTION  2
DIAGRAMS
2-1. NOTE  FOR  PRINTED  WIRING  BOARDS  AND  SCHEMATIC  DIAGRAMS

Note on Printed Wiring Board:
• X : parts extracted from the component side.
• b : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
B
These are omitted.
C
E
Q

Note on Schematic Diagram:
• 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.
• 2 : nonflammable resistor.
• C : panel designation.
• U : B+ Line.
• V : B– Line.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : AUDIO
• Voltages are taken with a VOM (input impedance 10 M
Ω).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: AUDIO
• Abbreviation
CND : Canadian model
G
: German model
MY
: Malaysia model
SP
: Singapore model

Note:
The components identi-
fied by mark 
! or dotted
line with mark 
! are criti-
cal for safety.
Replace only with part
number specified.

Note:
Les composants identifiés par
une marque 
! sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
• Circuit Boards Location
    SA-WMS815
LINE IN/OUT jack
SPEAKER IN/OUT
terminal
POWER SAVE
switch
POWER SWITCH board
POWER board
LED board
CONTROL board
AUTO POWER board
MAIN board

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