LG FLATRON W2243T Service Manual page 40

CN701
9
8
7 +5V
6 +5V
5
4
3
2
1
CONN
C712
lock type
NC/1uF/16V
5VCC
BKLT-EN
C702
0.1UF 16V
20081210:
us e Pin 123 control BL_ON [on_BACKLIGHT_1]:
R446: 0 Ohm ; R708: 10K; R704: 22K;R702:1K; Q701:2N3904;C702:0.1uF
R447, R711: NC
us e Pin 39 control BL_ON [on_BACKLIGHT_5V_1]:
R447: 0 Ohm ; R711: 10K
R446,R708,R704,R702,Q701,C702: NC
+5V 5VCC
BKLT-VBRI
BKLT-EN
R710 NC
R703 NC/10K 1/16W 5%
R707 NC/4K7 1/16W 5%
C703
C701 C710
NC/0.1UF 16V NC/1N 50V
NC
VCC3.3
R705
1K 1/16W 5%
BKLT-VBRI
R706
100R 1/16W 5%
VCC3.3
5VCC
R702
1K 1/16W 5%
R708
10K 1/16W 5% R711
NC
R704
Q701 22K 1/16W 5%
2N3904S-RTK/PS
5VCC
R701
NC/10K 1/16W 5%
PANEL_ID# 5
Volume# 5
Mute 5
DVI_5V
D702
NC/BAT54C
2
E5VCC
adj_BACKLIGHT 5
5VCC
on_BACKLIGHT_1 5
on_BACKLIGHT_5v _1 5
ADD R711
LG
20081029
- 40 -
Both 223 and 252
foot-print
NT60670B OPTION
AP1117E18LA
3
VI
DSUB_5V U702
TO252 NC/AIC1117A-18PE
3
Vin
1
C711
NC/0.1UF 16V
FB701
NC/300 OHM
5VCC
U701
3
VIN VOUT
C706 NC/AP1117E33LA
+
NC/100UF25V C708
0.1UF 16V
U703
AP1117D33L-13
Both 223 and 252
foot-print
U704
SOT223
2
VO
VCC1.8
2
Vout
C704
C705
+
0.1UF 16V 100UF25V
VCC3.3
2
C707
C709
+
0.1UF 16V 100UF25V