Acer AF715 Series Service Manual page 50

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Vref 8
INTERNAL
BIAS
1/2 Vref
F.B 2
COMP. 1
Is 3
Ct/Rt 4
IC803 LM2437
IC901 3842
5V SET/
Vref RESET
U.V.L.O.
LOGLC
ERR
1/3
AMP
1V
OSCILLATOR
49
36V
C.S.
R
COMP
PWM
LATCH
S
7 VCC
5 GND
6 O/P