Read LG 55LV355H (CHASSIS:LB0AZ) 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.
10K
R1632
AV_CVBS_IN
12K
R1689
REAR_AV
12K
R1636
P P J 2 3 3 - 0 1
JK1604
REAR_AV
4A
[YL]O-SPRING
5A
[YL]E-LUG
3A
[YL]CONTACT
4B
[WH]C-LUG
5C
[RD]E-LUG
4C
[RD]O-SPRING
3C
[RD]CONTACT
COMP2_Y+
30V
D1615
0 . 1 u F
16V
16V
C1646
REAR_AV
+3.3V_Normal
P P J 2 3 4 - 0 1
JK1603
REAR_COMP2
5A
[GN]O-SPRING
6A
[GN]E-LUG
4A
[GN]CONTACT
7B
[BL]E-LUG-S
5B
[BL]O-SPRING
7C
[RD]E-LUG-S
5C
[RD]O-SPRING_1
5D
[WH]O-SPRING
4E
[RD]CONTACT
5E
[RD]O-SPRING_2
6E
[RD]E-LUG
5.6V
D1624
OPT
10K
OPT
R1667
330pF
50V
C1663
REAR_AV
220pF
50V
50V
OPT
C1648
30V
D1614
75
R1620
75
R1621
COMP2_R_IN
5.6V
D1613
OPT
75
R1619
120-ohm
L1609
REAR_AV
30V
REAR_AV
D1619
COMP2_Pr+
0 . 1 u F
50V
50V
C1642
1K
R1615
+12V/+15V
1000pF
50V
50V
C1617
OPT
COMP2_DET
470K
R1672
REAR_AV
10K
OPT
R1668
330pF
50V
50V
C1662
REAR_AV
AV_L_IN
COMP2_Pb+
10K
R1685
REAR_AV
AV_CVBS_DET
470K
R1626
1000pF
50V
50V
C1616
OPT
120-ohm
L1610
REAR_AV
470K
R1625
1K
R1666
REAR_AV
5.6V
D1617
5.6V
D1616
10K
R1612
12K
R1634
10K
R1684
REAR_AV
+3.3V_Normal
5.6V
REAR_AV
D1626
10K
R1660
REAR_AV
AV_R_IN
75
R1654
REAR_AV
470K
R1671
REAR_AV
COMP2_L_IN
10K
R1633
30V
D1612
5.6V
REAR_AV
D1625
47pF
50V
50V
C1643
REAR_AV
12K
R1688
REAR_AV
ET_RXD1
/RST-PHY
ET_CRS
ET_TX_EN
ET_TXD1
ET_MDIO
ET_RXER
ET_REF_CLK
ET_RXD0
ET_MDC
ET_TXD0
TP1610
TP1611
TP1612
TP1613
TP1614
TP1615
TP1616
TP1617
TP1618
TP1619
TP1620
SN324
I C 1 6 0 1 - * 1
EXT_SPK_AUK
3
NON_INV_IN1
2
INV_IN1
4
VCC
1
OUT1
6
INV_IN2
5
NON_INV_IN2
7
OUT2
8
OUT3
9
INV_IN3
10
NON_INV_IN3
11
GND
12
NON_INV_IN4
13
INV_IN4
14
OUT4
33K
R13
33K
R10
2.2K
R16
10uF
16V
C12
100
R23
5.6K
R18
10K
R12
EXT_L_AMP
100
R22
2.2K
R17
EXT_L_AMP_IN
0 . 0 1 u F
C14
10K
R11
0 . 0 1 u F
C15
33pF
C10
22K
R21
OPT
EXT_R_AMP_IN
5.6K
R19
470K
R15
22K
R20
OPT
EXT_R_AMP
33pF
C11
10uF
16V
C13
470K
R14
0 . 1 u F
C1605
22.0uH
L1601
SUBAMP_MUTE
+3.5V_ST
0 . 1 u F
50V
C1603
DBG_RX
1uF
OPT
C1618
DBG_TX
EXT_OUT_L
EXT_OUT_L
DBG_SW
UART_DBG_SW
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1605
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
EXT_OUT_R
100
R1602
0 . 1 u F
C1620
47uF
25V
C1615
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1603
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
2K
R1622
4.7K
R1613
2SC3052
Q1601
1uF
50V
50V
C1610
10K
R1623
EXT_VOL+
10K
OPT
R1608
+3.5V_ST
+24V
1uF
OPT
C1619
0
R1603
0 . 2 2 u F
50V
50V
C1606
2K
R1618
100
R1601
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1604
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
10K
R1609
2SC3052
Q1600
100
R1600
+3.5V_ST
0 . 1 u F
50V
50V
C1608
0 . 1 u F
C1600
4.7K
R1614
SUBAMP_SD
0
R1617
100
R1607
EXT_R_AMP_IN
NEC_DBG_TX
EXT_VOL-
0
R1604
10K
OPT
R1610
S7_DBG_RX
EXT_OUT_R
1uF
50V
50V
C1601
EXT_L_AMP_IN
4.7K
R1616
10uF
35V
35V
C1609
0 . 4 7 u F
50V
50V
C1613
PEJ027-01
JK1601
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
0 . 2 2 u F
50V
50V
C1607
0 . 4 7 u F
50V
50V
C1612
SUBAMP_MUTE
0 . 1 u F
50V
C1604
1uF
50V
50V
C1611
BLM18PG121SN1D
L1600
+3.5V_ST
10K
R1611
3.6K
R1605
EXT_OUT_R
RT1P141C-T112
Q1602
Q1602
1
2
3
S7_DBG_TX
P E J 0 2 7 - 0 1
JK1600
6B T_TERMINAL2
7B B_TERMINAL2
5 T_SPRING
4 R_SPRING
7A B_TERMINAL1
6A T_TERMINAL1
3 E_SPRING
3.6K
R1606
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC1602
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
1uF
50V
50V
C1602
NEC_DBG_RX
TPA3124D2PWPR
IC1600
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
DBG_TX
47uF
25V
C1614
22.0uH
L1602
+3.5V_ST
EXT_OUT_L
DBG_RX
+3.5V_ST
AS324MTR-E1
EXT_SPK_BCD
IC1601
3
IN1+
2
I N 1 -
4
VCC
1
OUT1
6
I N 2 -
5
IN2+
7
OUT2
8
OUT3
9
I N 3 -
10
IN3+
11
GND
12
IN4+
13
I N 4 -
14
OUT4
EXT_SPK_DET
+3.3V_Normal
10K
R1630
10K
R1629
100
R1628
51K
R1627
L-MONO
COMPONENT2
Rear AV
ETHERNET FOR DVB_T2
REAR_JACK
20101023
17
GP2R
CLOSE TO MSTAR
EXT_SPEAKER_AMP
EXT_SPK_CONTROL/DEBUG
EXT_SPEAKER_MUTE
EXT_SPEAKER
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