Voltage Map Of F, Ga, Gb, Gc, Gd Board; Voltages Map Of F, Ga, Gb, Gc And Gd Board; F Board - Sony VPL-PX20 Service Manual

3-12. Voltage Map of F, GA, GB, GC, GD Board

3-12-1. Voltages Map of F, GA, GB, GC and GD Board

AC100~240V
AC EMI
INLET filter
Filter

F BOARD

3-12-2. F Board
The EMI filter is composed of the one level of LFT.
The F2000 is the same regardless of whether it is 100V or 200V (6.3A/250V).
VPL-PX20/PX30
GA BOARD
Bridge Active Filter
Rectifier IC2100
9.0±2.0V
SUB CONVERTER
IC2102
10.7±1.0V
MAIN CONVERTER
17.5±0.4V
IC2101
5.9±0.3V
-7.4±1.0V
DC-DC CONVERTER
GC BOARD / IC2500
DC-DC CONVERTER
GB BOARD / IC2300
DC-DC
CONVERTER
REG. IC2702
IC2700
REG. IC2701
Fig. 1 Voltages Map
DC359±10V
POWER
BLOCK(for LAMP)
18.5±0.5V
CPU
A/D CON
D/A CON
etc...
SUB+5
17.5V
-7V
A6V
D3.3V
GC BOARD
10.7V
FAN+B2
FAN+B1
FAN 1
SUPPLY LAMP
C BOARD,
BB BOARD
AUDIO
CIRCUIT
K BOARD
FAN 2
3-15