LG 42LV355H-TA (CHASSIS:LB0AZ) 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
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.
100
R1124
SPG09-DB-009
JK1101
1
2
3
4
5
6
7
8
9
10
JP1121
EAN41348201
MAX3232CDR
IC1101
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
UART_TX
CDS3C30GTH
30V
30V
D1108
OPT
0 . 1 u F
C1102
JP1122
0 . 1 u F
C1106
UART_RX
0 . 1 u F
C1103
0 . 3 3 u F
C1101
0 . 1 u F
C1104
+3.5V_ST
CDS3C30GTH
30V
30V
D1107
OPT
100
R1123
0 . 1 u F
C1105
IR_OUT_RS232C
0
R35
EXT_12V
EXT_5V
EXT_5V
EXT12V_CTRL
+12V
56K
POWER_OUT
R60
1K
POWER_OUT
R62
10K
POWER_OUT
R61
0 . 1 u F
50V
50V
POWER_OUT
C59
CB3216PA501E
POWER_OUT
L53
CB3216PA501E
LIPS_POWER_OUT
L51
12.4K
POWER_OUT
R59
0 . 4 7 u F
25V
POWER_OUT
C56
22uF
16V
16V
POWER_OUT
C63
43
POWER_OUT
R65
1uF
16V
16V
POWER_OUT
C62
22uF
16V
16V
POWER_OUT
C64
+12V
MP2305DS
POWER_OUT
IC51
3
SW
2
IN
4
GND
1
BS
5
FB
6
COMP
7
EN
8
SS
MP5000DQ
POWER_OUT
IC52
3
ENABLE/FAULT
2
DV/DT
4
I-LIMIT
1
GND
5
NC
6
SOURCE_1
7
SOURCE_2
8
SOURCE_3
9
SOURCE_4
10
SOURCE_5
11
VCC
EXT_12V
1K
POWER_OUT
R63
2700pF
50V
POWER_OUT
C58
CB3216PA501E
POWER_OUT
L54
22uF
16V
16V
POWER_OUT
C60
100K
OPT
R58
470pF
50V
50V
POWER_OUT
C61
+12V/+15V
0 . 0 1 u F
50V
50V
POWER_OUT
C57
EXT5V_CTRL
0 . 1 u F
50V
50V
POWER_OUT
C65
22uF
25V
25V
PSU_POWER_OUT
C52
1/16W
270K
1%
PSU_POWER_OUT
R56
3 . 3 u F
50V
50V
PSU_POWER_OUT
C54
MBRA340T3G
PSU_POWER_OUT
D50
1/8W
200K
1%PSU_POWER_OUT
R53
150K
PSU_POWER_OUT
R51
0 . 1 u F
50V
50V
PSU_POWER_OUT
C55
150pF
50V
50V
PSU_POWER_OUT
C50
THERMAL
MP4460DQ-LF-Z
PSU_POWER_OUT
IC50
3
EN
2
SW_2
4
COMP
1
SW_1
5
FB
6
GND
7
FREQ
8
VIN_1
9
VIN_2
10
BST
11
EP_GND
22
PSU_POWER_OUT
R54
1/16W
20K
1%
PSU_POWER_OUT
R55
+24V
+12V
1/16W
10K
1%
PSU_POWER_OUT
R57
0 . 1 u F
50V
PSU_POWER_OUT
C53
0 . 1 u F
50V
PSU_POWER_OUT
C51
100K
PSU_POWER_OUT
R52
18K
PSU_POWER_OUT
R50
4.7K
R1113
1K
R1115
47K
OPT
R1114
4.7K
R1112
0
R1116
0
R1117
+3.5V_ST
BAP70-02
50V
D1106
CB3216PA501E
PSU_POWER_OUT
L59
15uH
PSU_POWER_OUT
L50
15uH
POWER_OUT
L52
NCP803SN293
POWER_OUT
IC53
1
GND
3
VCC
2
RESET
100
POWER_OUT
R69
EXT_PWR_DET
POWER_OUT
D51
A1
C
A2
1/16W
1.2K
R68
POWER_OUT
0 . 1 u F
16V
16V
OPT
C66
1/16W
2.4K
5%
R66
POWER_OUT
1/16W
200
R67
POWER_OUT
100K
POWER_OUT
R70
RS232C
20101023
GP2R
RS232C_9PIN
10
5V/12V EXT PowerOut
$ 0 . 2 1
S w i t c h i n g n o i s e r e d u c i n g [ M P S r e c o m m e n d ]
DC DC CONVERTER +12V
( F o r E x t e r n a l p o w e r )
c l o s e t o p i n
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.
RXA0+
RXB3-
3.3K
OPT
R705
RXA0-
RXB0-
PANEL_VCC
RXC2-
PANEL_VCC
RXA2+
RXACK-
RXA3-
RXB0+
RXA1-
RXD4+
RXC3-
RXD0+
RXB4+
RXB4-
RXACK+
RXB1+
RXB2+
RXD4-
RXC0-
RXDCK-
RXC2+
RXDCK+
RXACK-
RXA2-
RXD0-
120-ohm
HD
L701
RXD3+
RXA3+
120-ohm
WAFER_FHD
L702
1000pF
50V
50V
OPT
C702
RXC4+
RXA3-
RXD2+
TP721
RXC3+
RXC4-
RXA4+
RXA1-
RXA1+
RXA2+
10uF
16V
16V
OPT
C701
RXA1+
SCAN_BLK2
RXACK+
3.3K
OPT
R712
RXCCK-
OPC_OUT
RXD3-
RXA4-
10K
OPT
R711
RXA0+
10K
BIT_SEL_LOW
R709
+3.3V_Normal
RXA3+
RXB3+
+3.3V_Normal
RXBCK+
RXB1-
0 . 1 u F
16V
16V
HD
C703
RXCCK+
1000pF
50V
50V
C709
OPT
TP722
RXC1+
RXC0+
PWM_DIM
10uF
16V
16V
OPT
C700
RXD1-
RXA0-
RXC1-
10K
OPT
R710
PWM_DIM
RXBCK-
0 . 1 u F
16V
16V
C710
WAFER_FHD
SCAN_BLK1/OPC_OUT
RXA2-
RXB2-
RXD2-
FF10001-30
P705
HD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
RXD1+
F I - R E 5 1 S - H F - J - R 1 5 0 0
P703
WAFER_FHD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
F I - R E 4 1 S - H F - J - R 1 5 0 0
P704
WAFER_FHD_120HZ
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
2D/3D_CTL
0
R707
LVDS_51PIN_GND
100
R706
LVDS_51PIN_GPIO
0
OPT
R713
LED_DRIVER_D/L_SDA
LED_DRIVER_D/L_SCL
0
3D_SG
R702
0
3D_SG
R701
0
LVDS_PWM_44
R703
LVDS_SEL
[ 5 1 P i n L V D S C o n n e c t o r ]
( F o r F H D 6 0 / 1 2 0 H z )
LVDS_SEL
[ 4 1 P i n L V D S C o n n e c t o r ]
( F o r F H D 1 2 0 H z )
[ 3 0 P i n L V D S C o n n e c t o r ]
(For HD 60Hz_Normal)
BIT_SEL
20101023
GP2R
LVDS_LARGE
11
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.
+3.3V_Normal
W25Q80BVSSIG
IC1401-*1
S_FLASH_MAIN_WINBOND
3
%WP[IO2]
2
DO[IO1]
4
GND
1
CS
5
D I [ I O 0 ]
6
CLK
7
HOLD[IO3]
8
VCC
0
OPT
R1401
/FLASH_WP
SPI_SDI
33
R1405
SPI_SDO
SPI_SCK
/SPI_CS
+3.3V_Normal
+3.3V_Normal
4.7K
R1404
10K
R1403
KRC103S
Q1401
OPT
E
B
C
0 . 1 u F
C1401
MX25L8006EM2I-12G
IC1401
S_FLASH_MAIN_MACRONIX
3
WP#
2
SO/SIO1
4
GND
1
CS#
5
S I / S I O 0
6
SCLK
7
HOLD#
8
VCC
SFLASH_1MB
20101023
13
GP2R
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