Circuit Diagrams and PWB Layouts
10.
PSU & Inverter Interface
19190_520_110909.eps
110909
PSU & Inverter Interface
B18
B18
2011-09-01
2
715G5151
PSU & Inverter Interface
BL_ON/OFF#
R707
10K 1/16W 5%
LIPS Interface
+24V
C704
100N 50V
CN701
CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
+12V
3V3_BUCK
R711
47K 1/16W 5%
5VSB
BL_CTRL
ZD701
NC/BZX84C3V6
1
3
R750
0R05 1/10W
OPWRSB
R701
10K 1/16W 5%
H : BL_OFF
R744
10K 1/16W 5%
R738
NC/0R05 1/16W
R712
8.2K 1/10W
H : ON
L : Standby
C708
NC/1UF 10V
R702
NC/10K 1/16W 5%
BRI_ADJ
Brightness Adjust
C702
100N 50V
5VSB
R709
1K 1/16W 5%
R751
0R05 1/10W
PWM Control
BL_DIM_PWM 4
PWR_OK
R704
NC/2.2K 1/16W
5V_SW
Backlight On/Off
BL_ON/OFF#
4
R703
10K 1/16W 5%
GND
4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,22,23,24
PSU_STBY
4,22
5VSB
OPWRSB
4,23
BL_CTRL
+
C703
330UF 35V
Q701
PMBS3904
Q703
PMBS3904
BL_DIM_PWM
+
C701
330UF 35V
R708
NC/2.2K 1/16W
FB702
120R/6000mA
1
2
0% : Max Luma
C707
100N 16V
PSU_STBY
PSU_STBY
R746
4K7 1/16W 5%
FB703
120R/6000mA
1
2
BL_DIM_PWM
BL_ON/OFF#
+
C705
470UF 10V
99% : Min Luma
OPWRSB
R706
2.2K 1/16W
FB701
120R/6000mA
1
2
C706
10uF 10V
PWR_OK
Q702
NC/2N7002
R752
0R05 1/10W
BRI_ADJ
5V_SW
DVDD3V3
R710
0R05 1/16W
R705
0R05 1/16W
L : BL_ON
PWR_OK
4