QSC PowerLight Series Technical & Service Manual page 83

PM_REF
12.4 V
_BOP
_VBOT
Node N182
C126
"B3_P"
(through 150 resistor)
22u-25V
p. 1C1
40 V
B3_N
Technical Service Manual
PowerLight 6.0 II, PowerLight 6.0 PFC , and PowerLight 9.0 PFC
_BGND
U21:1
14 1
13 2
3
4
CA3054M96
U21:3
5
CA3054M96
W
DN_DRV
HOT
U21:2
8 7
9 6
11
12
CA3054M96
UP_DRV
PowerLight 9.0
Puppetmaster (Class B
Current Steering)
PFC
81