SRS-A27 (serv.man2) - Sony Audio Service Manual (repair manual). Page 3

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3
SRS-A27
SECTION  2
DIAGRAM
Note for Printed Wiring Boards and Schematic Diagrams
Note on Schematic Diagram:
All capacitors are in 
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
All resistors are in 
 and 
1
/
4
 
W or less unless otherwise
specified.
C
: panel designation.
A
: B+ Line.
Power voltage is dc 6V and fed with regulated dc power
supply from battery terminal.
Voltages and waveforms are dc with respect to ground
under no-signal conditions.
Voltages are taken with a VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal produc-
tion tolerances.
Signal path.
F
: INPUT SIGNAL
Note on Printed Wiring Board:
X
: parts extracted from the component side.
Y
: parts extracted from the conductor side.
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Ver. 1.1
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