LG 37LG30 (CHASSIS:LA85A) Service Manual ▷ View online
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
Dec., 2007
P/NO : MFL41524402