Block Diagram; Power Supply - Panasonic PT-AE900U Service Manual

10 Block Diagram

10.1. Power Supply

Power Supply
K-P.C.Board
MAIN POWER
F001
Z001
SW001
INLET
SWITCHING
REGULATOR
Ground
Lug
PHOTO- SWITCHING
ISOLATOR
TRANSFORMER
Power
Cord
AC
DETECTOR
K2
1 2 3
A-P.C.Board
A9
Q3
L det
1
Lamp ON/OFF
2
A-P.C.Board
3
A4
ST1
4
Power Control
5
K1 P1
AC
SWITCH
LINE
FILTERS
THERMOFUSE
RECTIFIER
HOT P2
DC380 V
1
COLD
3
15 V
4
B1
1
Q9603
3
4
COLD HOT
PHOTO-
ISOLATORS
3
B4
B/Q-Module
Q2
Q-Module
(CONTROLLER)
POWER
RECTIFIER FACTOR
CORRECTION
SWITCHING
REGULATOR
IC103
15 V AVR
Q9614
D D
D9604
S S
G G
Q9604
STEP-DOWN CHOPPER
D9606
15 V Q9605
IC9603
HALF BRIDGE
DRIVER
Q1 B3 (MASTER)
41
HOT COLD
+17 V
D 3.4 V
SWITCHING
MC201
TRANSFORMER
D 1.8 V
FAN 14 V
+6 V
ON/OFF_STBY
PHOTOISOLATOR
PHOTOISOLATOR
P-Module
D D
D9608
Q9606 Q9610
S S
G G
Q9608
D9605 D9609
IGNITER
BLOCK
D D
D9611
S Q9607 Q9611
S
G G
Q9609
D9607 D9612
IC9602
HALF BRIDGE
DRIVER
(SLAVE)
B-Module
PT-AE900U / PT-AE900E
P3
4
7
10
A-P.C.Board
A6
1
5
12
LAMP
B5
B6