LG 47LG50 (CHASSIS:LA84A) Service Manual ▷ View online
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EXPLODED VIEW
300
500
510
200
840
400
820
830
540
810
550
530
521
520
806
801
900
802
803
804
800
805
121
122
120
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
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
GND
TP9005
0
R2905
0
R2906
GND
GND
LVDS_TX_OUT_PINPORT_TB1-_TO_TXA2+
1 : E 4
LVDS_TX_OUT_PINPORT_TB3-_TO_TXA1+
1 : E 4
0
R2910
0
R2922
0
R2908
LVDS_TX_OUT_PINPORT_TB3+_TO_TXA1-
1 : E 4
0
R2921
LVDS_TX_OUT_PINPORT_TB1+_TO_TXA2-
1 : E 4
LVDS_TX_OUT_PINPORT_TB4+_TO_TXA0-
1 : E 5
LVDS_TX_OUT_PINPORT_TB4-_TO_TXA0+
1 : E 5
0
R2909
0
R2923
LVDS_TX_OUT_PINPORT_TB0-_TO_TXA4+
1 : E 4
LVDS_TX_OUT_PINPORT_TB2+_TO_TXA3-
1 : E 4
LVDS_TX_OUT_PINPORT_TB0+_TO_TXA4-
1 : E 4
0
R2912
FHD
0
R2925
FHD
0
R2911
LVDS_TX_OUT_PINPORT_TB2-_TO_TXA3+
1 : E 4
0
R2924
LVDS_TX_OUT_PINPORT_TBC+_TO_TXAC-
1 : E 5
LVDS_TX_OUT_PINPORT_TBC-_TO_TXAC+
1 : E 5
22
R2913
22
R2926
+3.3V
4.7K
R2932
M o d u l e S e l e c t i o n H i g h _ 4 . 7 K
GND
0
READY
R2919
0
R2915
FHD
0
R2927 FHD
0
R2916
FHD
LVDS_TX_OUT_PINPORT_TA3+_TO_TXB1-
1 : E 4
0
R2914 FHD
LVDS_TX_OUT_PINPORT_TA3-_TO_TXB1+
1 : E 4
0
R2929
FHD
LVDS_TX_OUT_PINPORT_TA4-_TO_TXB0+
1 : E 4
LVDS_TX_OUT_PINPORT_TA1-_TO_TXB2+
1 : E 3
LVDS_TX_OUT_PINPORT_TA1+_TO_TXB2-
1 : E 4
0
R2928
FHD
LVDS_TX_OUT_PINPORT_TA4+_TO_TXB0-
1 : E 4
LVDS_TX_OUT_PINPORT_TAC+_TO_TXBC-
1 : E 5
LVDS_TX_OUT_PINPORT_TAC-TO_TXBC+
1 : E 5
0
R2930
FHD
LVDS_TX_OUT_PINPORT_TA2+_TO_TXB3-
1 : E 4
LVDS_TX_OUT_PINPORT_TA0+_TO_TXB4-
1 : E 3
LVDS_TX_OUT_PINPORT_TA0-_TO_TXB4+
1 : E 3
0
R2917
FHD
LVDS_TX_OUT_PINPORT_TA2-_TO_TXB3+
1 : E 4
0
R2918
FHD
0
R2931
FHD
GND
1K
R922
M o d u l e S e l e c t i o n L o w
47K
R9904
GND
1K
R900
2SC3875S
Q902
E
B
C
47K
R9905
TP9001
GND
1uF
25V
25V
C917
+12.0V
SI4925BDY
Q901
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
1uF
16V
16V
C918
LVDS_PANEL_CTRL
4:N6
+3.3V
4.7K
S_Only_32CMO(HD)
R9906
SMW200-26C
HD
P902
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
26
4.7K
S_only_37LPL(FHD)
R9907
GND
+3.3V
0
R9908
S_Common_without_37LPL(FHD)
47uF
16V
16V
C922
READY
TP9004
TP9014
TP9013
TP9010
TP9009
TP9012
TP9006
TP9007
TP9011
TP9002
TP9003
TP9000
UBW2012-121F
L910
SMW200-40C
FHD
P901
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
TP9008
0
R2907
300
R2932-*1
M o d u l e S e l e c t i o n H i g h _ 3 0 0
L V D S d a t a f o r m a t s e l
HD: PIN9 / FHD: PIN7
Low: VESA
High: JEIDA
High(300)
26"AUO(HD)
32"CMO(HD)
42"AUO(HD)
High(4.7K)
37"LPL(HD)
37"LPL(FHD)
42"AUO(FHD)
47"CMO(FHD)
52"Sharp(FHD)
52"Sharp(FHD)
FRC Select
HD:PIN30 / FHD:PIN27
Low: FRC OFF
High: FRC ON
High
37LPL(FHD) ONLY
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