Panasonic PT-AX200U

10 Block Diagram
10.1. Power Supply
Power Supply
3
4
1
B1
B4
Q2
B-Module
B/Q-Module
P-Module
Q-Module
(CONTROLLER)
STEP-DOWN CHOPPER
1
3
STB 3.3 V
7
13
HOT COLD
HOTCOLD
PHOTOISOLATOR
15 V AVR
HALF BRIDGE
DRIVER
(SLAVE)
SWITCHING
TRANSFORMER
RECTIFIER
SWITCHING
REGULATOR
PHOTOISOLATOR
POWER
FACTOR
CORRECTION
LAMP
D9608
Q9608
D9609
Q9610
Q9611
Q9606
Q9607
IC9602IC9603
D9611
Q9609
D9612
ON/OFF
DC380 V
ST2
Power Control
Vla check
ST1
Lamp ON/OFF
L det
D 3.4 V
FAN 14 V
A 6 V
1.5 V
+17 V
15
14
5
11
3
4
1
P2
P1
HALF BRIDGE
DRIVER
(MASTER)
PHOTO-
ISOLATORS
D9604
Q9604
Q9614Q9603
D9605
D9606
Q9605
D9607
B3
B5
B6
Q1
3
5
6
7
1
4
2
Q3
15 V
15 V
42
IGNITER
BLOCK
AC
RELAY
8
D 3.4 V
Q107
A-P.C.Board
A6
A-P.C.Board
A4
MC201
MC202
D
S
G
D
S
G
SWITCHING
REGULATOR
SWITCHING
TRANSFORMER
PHOTOISOLATOR
AC
DETECTOR
D
S
G
D
S
G
D
S
G
D
S
G
VOLT_DET
Power
Cord
Ground
Lug
INLET
LINE
FILTERS
MAIN POWER
K1
F9101
D9101
SW9101
THERMOFUSE
K-P.C.Board
PT-AX200U / PT-AX200E
43