Yamaha YST-SW315 Service Manual page 10

YST-SW315
Schematic Diagram / 回路図
IDLING CURRENT
ADJ
Test Points / テストポイント
MAIN (1) P.C.B.
MAIN (2) P.C.B.
10
POWER DRIVE
DC 10 mV
to
200 mV
Point A
D29
DC 10 mV to 200 mV
Idling Current Adjustment
R172
PS AMP
Point B
D31
TP11 (+)
TP12 (-)
A
DRIVER
B