Sony VPL-PX11 Service Manual page 111

G (3/3) BA00AST-V5 (IC1109, IC1110)
Reference
Vcc
2 –
Voltege
+
CTL 1 4 OUT
5 C
GND 3
G (3/3) LT1374IS8 (IC1107)
VIN 1
2.9 V BIAS
INTERNAL
BIAS 5
REGULATOR
VCC
SLOPE COMP
500 MHz
RS
OSCILLATOR
FLIP FLOP
SHUT DOWN
SYNC
COMPARATOR
OR
7
FREQUENCY
FB
0.4 A
FOLDBACK
CURRENT
2.5 µA
LIMIT CLAMP
LOCKOUT
COMPARATOR
6
VC
VPL-PX11
2 BOOST
DRIVER
8 V
SW
SHIFT
3 FB OR
ERROR
AMP
4 GND
G G
G (1/3) MZ1540 (IC1101)
1 2 3 4
1 2 3 4 5
Drain Gate Input Source Zero
Voltage Current
Sensing Sensing
G (2/3) TL431BCDR2 (IC1105)
REF A A NC
8 7 6 5
1 2 3 4
K A A NC
6-35 6-35
5 6 7 8 9 10 11
6 7 8 9 10
Drain GND Comparator Vcc Cathode
Output