LG FLATRON E1940T Service Manual page 28

FB702
CN702 120 OHM
1
2 C720
3
4 1nF 16V
5
6
7
8
9 BKLT-VBRI
10 BKLT-EN
R723
0R05 1/10W
CONN
+12V
R712
100K1/16W
C713 C724
100N 16V 1UF16V C714 R711
100N 16V 33K 1/16W R727
180K 1/16W 5%
BKLT-EN
BKLT-VBRI
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+12V
CN701
5VCC
R722 NC/0R05 1/10W
JACK
C721
100N 16V
U705
9 L701 22uH
Thermal Pad
8 1
BST SW
7 2
VIN EN
6 3 D705
FREQ COMP
5 4 SM540A
GND FB
R713
MP1584EN
6K8 1/16W 1%
C722
150pF 50V
R714
R726 1.3K 1%
100K1/16W
5VCC VCC3.3
R702
10K1/16W
R708
10K1/16W
C702
Q701
100N 16V R704
on_BACKLIGHT_1 5
22K 1/16W 5%
LMBT3904LT1G
VCC3.3
R705
1K 1/16W 5%
adj_BACKLIGHT 5
R706
100OHM1/16W
FB701
300OHM 4A +12V
3
+12V
2
1
C715
C716
+
100N 16V
180uF 16V
CS CAP 180uF M 16V 8*8 mm
+5V
+5V
5VCC
5VCC
C719 C723
C717 + C718
220nF 16V
NC/1nF 16V 470uF 10V 100N 16V
ZD701
CS CAP 470uF M 10V 8*8 mm
NC/RLZ6.2B
U703
NC/AME8815BEGT180Z
3
VIN
2,3,5
VCC3.3
2,3,5
D703 D704
NC/AME8815BECS180Z
1 2 1 2 3
NC/SM340A NC/SM340A
C711
NC/100N 16V
5VCC
D701 D702 U701
AME8815BEGT330Z
1 2 1 2 3
VIN
SM340A SM340A
C706 C708
22uF 10V
100N 16V
U702
NC/AP1117D33L-13
LGE Internal Use Only
2
VOUT(heat sink)
VCC1.8
U704
2
VI VO
C705
C704
NC/22uF 10V
NC/100N 16V
VCC3.3
2
VOUT(heat sink)
C709
C707
100N 16V 22uF 10V