9-5
A03P3BLINV
Inverter Power Block Diagram
LCD MODULE
ASSEMBL
Y
HO
T
COLD
HOT CIRCUIT. BE CAREFUL.
T
O
SYSTEM
CONTR
OL
BLOCK DIA
G
RAM
CN453
INVER
TER PO
WER CB
A
CN1810
CN1801
T1801
T1831
8
7
5
3
4
2
1
10
9
11
12
13
14
15
16
Q1801
SWITCHING
Q1802
Q1884
SWITCHING
SWITCHING
IC1832
(ISOLATOR)
IC1831
(FEED BACK)
IC1801
(HIGH-VOLTAGE
RESONANT CONTROL)
T
O
PO
WER
SUPPL
Y
BLOCK
DIA
GRAM
CN610
T
O
PO
WER
SUPPL
Y
BLOCK
DIA
GRAM
CN600
HIGH-
VOLTAGE
RESONANT
CONTROL
8
12
13
2
14
9
5
4
1
4
3
2
1
4
3
2
Q1803
Q1804
Q1882
Q1871
AL+3.3V
CN1852
CN1851
P
A
NEL+24V
10-14
Q1883
H.V
.(BLA
CK)
2
HO
T+15V(RED)
2
H.V
.(BLA
CK)
1
BA
CKLIGHT
-ADJ
2
BA
CKLIGHT
-SW
3
8
9
3
2
1
10
11
6
5
4
BA
CKLIGHT
-SW
2
P-ON-H1
5
PR
O
TECT3
6
BA
CKLIGHT
-ADJ
4
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
