Circuitry Block Diagrams; Main Power Supply - Mitsubishi Electric WD-60C9 Service Manual

MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737
340V
5
To
Lamp
1
Ballast
PL
D9001
R9060
R9085
F9000
L
1
D9010 D9011
N
3
PS
D9008 D9009
PWB POWER
WD-65837 / WD-73837 / WD-82837
F9001
Drain
1
D9023
Vcc
4
OCP
7
D9020 D9024
Main
SMPS
Regulator
IC9010
D9022
FB 6
Source 3
C9018
C9017
R9019 R9020
Start
5
R9087 R9086
Drain
8
Drain
7
D9012
Vcc
2
OCP
1
Standby
R9007 R9008
SMPS
Regulator
IC9030
FB
4
GND 3
F9002
T9010
1 11
3 12
R9028 7 D9026
5 8
R9021
R9031
6 9
R9022
10
PC9010
4 1
R9032
R9037
3 2
R9029
K9011
K9010
R9001
T9030
5
4
D9013
3
7
R9030
11
2 R9016
1
10
PC9020
4 1
3 2 R9011
Live Cold
Page 51
D9031
R9033
F9003
R9034
R9035
REF
IC9020
MAIN-RELAY
Q9009
R9041
Q9008
R9039
C9086
R9012
12V
R9013
R9010
REF
IC9031
7
18VS
6
5
AGND
4
12VS
11
10
9
8
To
PWB
Main
5VSL
2
3
PD
1
To
2
Optical
3
Engine
4
PE