Gc Board - Sony VPL-X2000U Service Manual

• Refer to page 9-80 for Printed Wiring Board
GC Board IC Block Diagram
FA5331P (IC7201)
SYNC CT CS REF VCC NC
14 15 11 13 10 12
10µA
ON/OFF
YC
9
BIAS BIAS
OSC
UVLO
Dmax
8 OUT
5V
15K
7 GND
PWM COMP
CURR AMP
15K
ER.AMP
10K 6 VIN
MUL
Vr
5 VFB
R
S Q
S
OVP
OCP
4 OVP
Vp
V???
16 1 2 3
IDET IFB I IN- VDET
A B
.
9-81
C D
GC GC
9-81
E F G H
1
2
3
4
5