Read LG 22LQ630H (CHASSIS:LA1EX) Service Manual 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
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
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.
IM02NSL
RL1501
2
6
1
5
3
4
7
8
Pillow_POWER_MANAGE
2SC3875S(ALY)
Q1506
E
B
C
5VD
0 1 4 : D 1 0 ; 0 1 4 : H 1 3 ; 0 1 4 : L 1 1 ; 0 1 4 : V 2 8
USP_1
1N4148W
100V
D1511
UPS_Power
USP_1
L1504
47K
R1557
OPT
L1505
L1503
IM02NSL
RL1500
2
6
1
5
3
4
7
8
P_GND
L1508
1/4W
10
5%
R1558
5VD
0 1 4 : H 1 3 ; 0 1 4 : L 1 1 ; 0 1 4 : V 2 8 ; 0 1 4 : A K 1 1
12VD
2SC3875S(ALY)
Q1503
E
B
C
L1506
12VD
12VDC_1
5VD
0 1 4 : D 1 0 ; 0 1 4 : H 1 3 ; 0 1 4 : V 2 8 ; 0 1 4 : A K 1 1
2 . 2 u F
25V
C1520
5VD
0 1 4 : D 1 0 ; 0 1 4 : L 1 1 ; 0 1 4 : V 2 8 ; 0 1 4 : A K 1 1
1/4W
10
5%
R1553
2 . 2 u F
25V
C1518
22uF
25V
C1523
USP_1
47K
R1552
12VD
200
1%
1/10W
R1555
2SC3875S(ALY)
Q1502
E
B
C
L1507
1N4148W
100V
D1501
SEL_PILLOW_1
016:AA11
SEL_PILLOW_0
016:AA11
2SC3875S(ALY)
Q1504
E
B
C
1/10W
470
5%
R1523
P_CH_UP
016:B17
P_GND
UPS_Power
1/10W
470
5%
R1522
12VDC_1
0 1 4 : I 6 ; 0 1 4 : N 2 0
33
R1535
33
R1539
1/10W
1K
5%
R1518
0
R1511
33
R1542
1/8W
200
1%
R1530
0 . 1 u F
50V
50V
C1503
GND
1/10W
1K
5%
R1517
PC17L1(5V/35V 4P)
IC1502
2
1
3
4
P_ON_OFF
0 1 6 : I 1 7
PC17L1(5V/35V 4P)
IC1503
2
1
3
4
1/8W
750
1%
R1524
1/8W
200
1%
R1529
33
R1547
0
R1514
OPT
0 . 0 2 2 u F
50V
50V
C1509
GND
33
R1534
P_CH_DN
016:A18
PC17L1(5V/35V 4P)
IC1504
2
1
3
4
GND
12VDC_1
0 1 4 : I 6 ; 0 1 4 : N 1 8
PC17L1(5V/35V 4P)
IC1501
2
1
3
4
AO4813
Q1505
3
S1
2
G2
4
G1
1
S2
5
D1_1
6
D1_2
7
D2_1
8
D2_2
+12V_C
+12V_C
MLB-201209-0120P-N2
L6001
1W
470
5%
R1526
1W
470
5%
R1527
470
1%
1/8W
R1556
PILLOW_OUT
220uF
25V
C1502
470uF
16V
C1785
10uF
16V
16V
C1517
10uF
16V
16V
C1525
10K
R2717
EFD3030(APPLIED FOR BPR)
T1501
2
6
5
7
8
9
11
12
1
+3.5V_ST
3K
R1540
3K
R1536
5VD
47K
R1544
47K
R1546
47K
R1533
47K
R1545
22K
R1550
2.2K
R1551
+5V_ST
Pillow_POWER_MANAGE
JK1500
CH_UP
3
2
NC
1
ON/OFF
6
CH_DN
5
AUDIO
4
COM
4.7K
R2772
0 . 1 u F
50V
C2707
2 . 2 u F
50V
50V
C2713
L2700
PILLOW_OUT
1uF
16V
16V
C2700
10uF
35V
35V
C2711
PILLOW_MUTE
0 0 1 : A L 2 2 ; 0 0 9 : U 2 0 ; 0 1 6 : A F 1 6
10K
R2715
OPT
10K
R2701
0 . 2 2 u F
25V
25V
C2709
10uF
35V
35V
C2702
2 . 2 u F
50V
50V
C2714
0
R2709
+12V/+15V
22.0uH
L2705
0 . 1 u F
C2704
2SC3052
Q2701
E
B
C
10uF
35V
35V
C2721
22.0uH
L2704
22uF
25V
C2716
2SC3052
Q2700
E
B
C
0 . 1 u F
50V
50V
C2710
4.7K
R2713
+5V_Normal
0 . 1 u F
C2705
PILLOW_MUTE_INV
014:AB25
10K
R2710
10K
R2714
4.7K
R2700
TPA3124D2PWPR
IC2700
3
PVCCL_2
2
SD
4
MUTE
1
PVCCL_1
6
RIN
5
LIN
7
BYPASS
8
AGND_1
9
AGND_2
10
PVCCR_1
11
VCLAMP
12
PVCCR_2
13
PGNDR_1
14
PGNDR_2
15
ROUT
16
BSR
17
GAIN1
18
GAIN0
19
AVCC_1
20
AVCC_2
21
BSL
22
LOUT
23
PGNDL_1
24
PGNDL_2
10K
R2711
OPT
0 . 1 u F
50V
50V
C2720
0 . 2 2 u F
25V
25V
C2708
4.7K
R2702
PILLOW_SPK
002:V10
2 . 2 u F
50V
50V
C2715
200
R2716
10K
R2705
1uF
16V
16V
C2701
4.7K
R2712
PILLOW_MUTE_INV
014:AF24
2 . 2 u F
50V
50V
C2712
0 . 1 u F
50V
C2706
22uF
25V
25V
C1519
47uF
10V
10V
C1521
0
OPT
R2721
0
R2720
10K
R1543
P i l l o w s p e a k e r
1 4 1 4
D r a w i n g w i t h L i n e p a t t e r n
D r a w i n g w i t h L i n e p a t t e r n
P i l l o w P o w e r C o n t r o l
U n i v e r c i a l P i l l o w V o l t a g e
Pillow PWM AMP
2 0 1 1 . 1 1 . 2 3
22LQ630H-UA
LA1EX
w s p e a k e r / H P
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