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BLOCK DIAGRAM POWER BOARD
AC
D1604
Fuse
Line Filter
Thermistor
D1610
IC1601
T1630
F1600
LF1600
R1600
5V_STBY 5V_STBY
13V_MAIN
Q1608
Q1605
Q1601/1600
Q1612/1611
D1600
D1601
D1609
D1605
D1606
14
11
7
5
2
3
54
Q1607
3
2
2
1
1
1
24V_INV
D1613
13V_MAIN
12V_INV
5V_STBY
1,2,3
5,6,7,8
1
4
LINE_OFF
MAIN-POWER
3
3
IC1600
K16G
1
3
14
13
K16B
K6G
K6B
1,2,3
D1603
1
3
4
D1602
D1607
K1600 (1, 2)
AC Rectification
(Diode Bridge)
Oscillation
Vcc
Regulation
&
Power SW
12
13
Q1609
13V ON/OFF
(L:ON, H:OFF)
Power ON/OFF
(H:ON, L:OFF)
Backlight ON/OFF
Power Failure 1
AC Supply OFF
Backlight Level Adjust
P-Fail_1
B-LEVEL
2
5
7
B-LIGHT
8
K16E
1,2,3,4,5
Power Board
LCD Panel
(Inverter)
Main Board