LG 55LH95QD Service Manual page 52

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THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
1
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
H I J K L M N O P
IC501
SC338IMSTRT
DRV1
1
ADJ1
VCC3.3V
2
R507
EN1
3
4.7K
1005
PGD1
4
R505
4.7K
GND
1005
5
Q R S T U V W X
VCC1.0V(RF) VCC1.2V
VCC5V
IN
10
DRV2
9
ADJ2
8
VCC3.3V
R508
EN2
7
4.7K
1005
PGD2
6
R506
C506 C504
4.7K
0.01uF 0.01uF
1005
25V 25V
C505 1005 1005
0.1uF
16V
1005
C510 C508 C509
C511
1uF 10uF 0.1uF
47uF
6.3V 6.3V 16V
6.3V
1005 1608 1005 7343
Y Z AA AB AC AD AE AF AG
VCC1.4V
Q501
SI4804BDY
C503 C513
C514
4.7uF 0.1uF
47uF
S1 D1_2
10V 16V
1 8 6.3V
@compC
2012 1005
7343
G1 D1_1
2 7
S2 D2_2
3 6
G2 D2_1
4 5
C501 C502 C507
1uF 10uF 0.1uF
6.3V 6.3V 16V
1005 1608 1005
Power Supply2
AH AI AJ AK AL AM AN AO
C512
47uF
6.3V
7343
W-TV Rx 2009.02.03
5 13
LGE Internal Use Only