Read LG 55LS675H (CHASSIS:LA2AG) 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.
D1-_HDMI2
C209
0.047uF
AMP_SDA
IF_AGC_MAIN
R4042 510
AVSS_PGA
C208
0.047uF
D0-_HDMI1
R228
33
DSUB_R+
C245
2.2uF
DDC_SCL_1
D0+_HDMI4
C206
0.047uF
R233
68
HPD4
C210
1000pF
AVDD25_PGA
R4026
10K
CK-_HDMI2
AMP_SCL
D1+_HDMI1
R4025 510
HPD2
D1-_HDMI4
R4023
2.4K
CK-_HDMI1
D2+_HDMI2
VDD33
TU_CVBS
CK+_HDMI1
MIUVDDC
AUD_MASTER_CLK_0
D2+_HDMI4
C244
2.2uF
D2-_HDMI1
D1+_HDMI2
C236
2.2uF
R231
68
IR
DSUB_HSYNC
D0+_HDMI1
AV_COMP_PC_L_IN
AVDD_NODIE
D1-_HDMI1
R252
68
CK+_HDMI2
C237
2.2uF
AV_COMP_PC_R_IN
D2+_HDMI1
C4045
1uF
L202
BLM18SG121TN1D
AUD_SCK
HPD1
TU_SCL
AVDD2P5
HDMI_ARC
DDC_SCL_2
SIDE_USB_DP
D1+_HDMI4
R210
33
OPT
D0-_HDMI2
C203
1000pF
OPT
C204
0.047uF
R232
33
AV_CVBS_IN
C216
0.047uF
R230
33
VDD33
DDC_SDA_1
DDC_SDA_4
C263
10uF
10uF
DDC_SCL_4
CEC_REMOTE_S7
D2-_HDMI2
CK-_HDMI4
DSUB_G+
DDC_SDA_2
SIDE_USB_DM
C217
0.047uF
TU_SDA
D2-_HDMI4
C233
0.047uF
AUD_LRCK
AVDD_AU33
C205
0.047uF
SOC_RESET
R244
33
DSUB_VSYNC
C249
4.7uF
4.7uF
R246
33
R229
68
AUD_LRCH
C256
0.1uF
0.1uF
CK+_HDMI4
AVDD_MIU
FB_CORE
D0+_HDMI2
+1.10V_VDDC
D0-_HDMI4
TP200
DSUB_B+
C231
0.047uF
C207
0.047uF
AVDD2P5_MOD
R264
0
C4065
0.047uF
25V
0.047uF
25V
PM_MODEL_OPT_1
R218
22
R220
22
R219
22
R221
22
R223
22
R222
22
IC101
LGE2112-T8
S7LR_DIVX_MS10
RXACKP
J2
RXACKN
J3
RXA0P
K3
RXA0N
J1
RXA1P
K2
RXA1N
K1
RXA2P
L2
RXA2N
L3
DDCDA_DA/GPIO24
T5
DDCDA_CK/GPIO23
T4
HOTPLUGA/GPIO19
V5
HOTPLUGB/GPIO20
R5
RXCCKP
AE9
RXCCKN
AC9
RXC0P
AC10
RXC0N
AD9
RXC1P
AC11
RXC1N
AD10
RXC2P
AE11
RXC2N
AD11
DDCDC_DA/GPIO28
AE8
DDCDC_CK/GPIO27
AD8
HOTPLUGC/GPIO21
AC8
RXDCKP
F2
RXDCKN
F3
RXD0P
G3
RXD0N
F1
RXD1P
G2
RXD1N
G1
RXD2P
H2
RXD2N
H3
DDCDD_DA/GPIO30
R6
DDCDD_CK/GPIO29
U6
HOTPLUGD/GPIO22
P5
CEC/GPIO5
R4
HSYNC0
P2
VSYNC0
R3
RIN0P
N2
RIN0M
P3
GIN0P
N3
GIN0M
N1
BIN0P
M3
BIN0M
M2
SOGIN0
M1
HSYNC1
V2
VSYNC1
V3
RIN1P
U3
RIN1M
U2
GIN1P
T1
GIN1M
T2
BIN1P
R2
BIN1M
R1
SOGIN1
T3
HSYNC2
AA2
RIN2P
Y2
RIN2M
AA3
GIN2P
W2
GIN2M
Y3
BIN2P
V1
BIN2M
W3
SOGIN2
W1
CVBS0
AA8
CVBS1
Y4
CVBS2
W4
CVBS3
AA5
CVBS4
Y5
CVBS5
AA4
CVBSOUT0
Y6
CVBSOUT1
AA1
VCOM
AB4
VIFP
AC4
VIFM
AD3
IP
AC3
IM
AE3
SIFP
AD4
SIFM
AC5
IF_AGC
AD2
RF_AGC
AE2
I2C_SCKM1/GPIO75
AE6
I2C_SDAM1/GPIO76
AD6
XIN
AD1
XOUT
AC1
SPDIF_IN/GPIO152
D7
SPDIF_OUT/GPIO153
D6
USB0_DM
E3
USB0_DP
E2
USB1_DM
AC12
USB1_DP
AE12
I2S_IN_BCK/GPIO150
C8
I2S_IN_SD/GPIO151
D8
I2S_IN_WS/GPIO149
D9
I2S_OUT_BCK/GPIO156
B10
I2S_OUT_MCK/GPIO154
C9
I2S_OUT_SD/GPIO157
B9
I2S_OUT_WS/GPIO155
C10
AUL0
AB9
AUR0
AA11
AUL1
Y9
AUR1
AA9
AUL2
AA7
AUR2
AB8
AUL3
Y8
AUR3
Y10
AUL4
AC7
AUR4
AD7
AUOUTL0
W6
AUOUTL2
V6
AUOUTL3
V4
AUOUTR0
Y7
AUOUTR2
W5
AUOUTR3
U5
AUVRM
AD5
AUVAG
AE5
AUVRP
AC6
EARPHONE_OUTL
AA6
EARPHONE_OUTR
AB6
ET_RXD[0]/RP/GPIO60
C6
ET_TXD[0]/TP/GPIO57
C5
ET_RXD[1]/RN/GPIO63
A6
ET_TXD[1]/LED1/GPIO56
C4
ET_TX_CLK/TN/GPIO59
B5
ET_TX_EN/GPIO58
C3
ET_MDC/GPIO61
A3
ET_MDIO/GPIO62
B3
ET_COL/LED0/GPIO55
B4
IRIN/GPIO4
N4
ARC0
T6
HWRESET
N5
IC101
LGE2112-T8
S7LR_DIVX_MS10
AVDDLV_USB
K12
VDDC_1
G9
VDDC_2
H9
VDDC_3
K10
VDDC_4
K11
VDDC_5
L10
VDDC_6
M12
VDDC_7
M13
VDDC_8
N12
VDDC_9
P14
VDDC_10
P15
VDDC_11
R10
VDDC_12
R14
VDDC_13
R15
VDDC_14
T10
AVDD1P0
P10
FB_CORE
P19
AVDDL_MOD
R16
AVDD10_LAN
L11
DVDD_DDR
M14
AVDD2P5_ADC_1
W9
AVDD2P5_ADC_2
W10
AVDD2P5_ADC_3
W11
AVDD25_REF
W12
AVDD25_LAN
Y17
AVDD_MOD_1
V18
AVDD_MOD_2
U19
AVDD25_PGA
W14
AVSS_PGA
W15
AVDD_NODIE
U7
AVDD_DVI_USB_1
L7
AVDD_DVI_USB_2
M7
AVDD3P3_MPLL
P7
AVDD_DMPLL
R7
DVDD_NODIE
M19
AVDD_AU33
V7
AVDD_EAR33
W7
VDDP_1
R19
VDDP_2
T19
AVDD_LPLL_1
W18
AVDD_LPLL_2
W19
VDDP_NAND
V19
AVDD_DDR0_D_1
J17
AVDD_DDR0_D_2
K15
AVDD_DDR0_D_3
K16
AVDD_DDR0_C
L15
AVDD_DDR1_D_1
K17
AVDD_DDR1_D_2
L17
AVDD_DDR1_D_3
M17
AVDD_DDR1_C
L16
GND_EFUSE
E9
GND_1
A23
GND_2
B17
GND_3
C23
GND_4
A5
GND_5
C11
GND_6
C19
GND_7
C22
GND_8
D14
GND_9
D18
GND_10
D19
GND_11
E17
GND_12
E18
GND_13
E19
GND_14
E22
GND_15
F8
GND_16
F17
GND_17
F18
GND_18
F19
GND_19
G8
GND_20
H8
GND_21
N22
GND_22
N21
GND_23
N20
GND_24
M22
GND_25
M21
GND_26
M20
GND_27
F10
GND_28
V15
GND_29
W16
GND_30
V8
GND_31
T18
GND_32
G10
GND_33
G11
GND_34
G12
GND_35
G13
GND_36
G14
GND_37
G17
GND_38
G18
GND_39
G19
GND_40
G24
GND_41
H11
GND_42
H12
GND_43
H13
GND_44
H14
GND_45
H15
GND_46
H16
GND_47
H17
GND_48
H18
GND_49
H19
GND_50
J9
GND_51
J10
GND_52
J11
GND_53
J12
GND_54
J13
GND_55
J14
GND_56
J15
GND_57
J16
GND_58
J18
GND_59
J19
GND_60
J25
GND_61
K9
GND_62
K13
GND_63
K14
GND_64
H10
GND_65
K18
GND_66
K19
GND_67
K22
GND_68
L8
GND_69
L9
GND_70
J8
GND_71
L12
GND_72
L13
GND_73
L18
GND_74
L19
GND_75
M8
GND_76
K8
GND_77
M10
GND_78
M11
GND_79
L14
GND_80
M15
GND_81
M16
GND_82
M18
GND_83
M25
GND_84
N10
GND_85
N11
GND_86
N13
GND_87
N14
GND_88
N15
GND_89
N16
GND_90
N17
GND_91
N19
GND_92
K7
GND_93
P8
GND_94
P9
GND_95
M9
GND_96
P11
GND_97
P13
GND_98
P16
GND_99
P17
GND_100
P18
GND_101
P12
GND_102
R8
GND_103
R9
GND_104
R11
GND_105
R12
GND_106
R13
GND_107
R17
GND_108
T8
GND_109
T9
GND_110
N7
GND_111
T11
GND_112
T12
GND_113
T13
GND_114
T14
GND_115
T15
GND_116
T16
GND_117
T17
GND_118
U8
GND_119
U9
GND_120
U10
GND_121
U11
GND_122
U12
GND_123
U13
GND_124
U14
GND_125
U15
GND_126
U16
GND_127
U17
GND_128
R18
GND_129
V9
GND_130
V10
GND_131
V11
GND_132
V12
GND_133
V14
GND_134
V17
GND_135
T7
GND_136
E8
R268
0
FE_DEMOD_SCL
FE_DEMOD_SDA
R213
22
R214
22
PC_R_IN
PC_L_IN
C253
1uF
R253
10
OPT
R4029
1K
NON_OLED
MODEL_OPT_0
R204
100
OPT
MODEL_OPT_6
R4040
100
OPT
R227
1K
FHD
+3.3V_Normal
R4039
100
OPT
MODEL_OPT_7
R203
100
OPT
R4031
100
OPT
R211
1K
PHM_ON
MODEL_OPT_2
R201
100
OPT
R209
1K
NON_DVB_T2
R208
1K
DVB_T2
R4028
1K
DVB_S
R212
1K
PHM_OFF
MODEL_OPT_1
R4032
100
OPT
MODEL_OPT_5
R207
1K
NON_3D
R4030
1K
NON_DVB_S
+2.5V_Normal
R206
1K
3D
+3.3V_Normal
MODEL_OPT_4
R202
100
OPT
R226
1K
HD
R294
1K
R4027
1K
OLED
MODEL_OPT_3
R291
1K
OPT
R290
1K
OPT
R293
1K
R287
1M
X201
24MHz
24MHz
C261
22pF
C262
22pF
R4019
10K
R4001
0
OPT
+3.3V_Normal
R4004
0
L227
BLM18PG121SN1D
C4064
0.1uF
TU_SIF
C250
0.1uF
C264
1000pF
OPT
C251
0.1uF
R4003
47
R4002
47
+3.5V_ST
R217
10
C200
4.7uF
10V
SOC_RESET
C201
0.1uF
R200
62K
SW200
JTP-1127WEM
OPT
1
2
4
3
D200
KDS181
KDS181
R205
100
100
AVDD_NODIE
L206
BLM18PG121SN1D
+3.5V_ST
C286
0.1uF
0.1uF
C252
0.1uF
0.1uF
+1.10V_VDDC
MIUVDDC
L228
BLM18PG121SN1D
C4062
0.1uF
C4071
10uF
L209
BLM18PG121SN1D
C290
0.1uF
OPT
C4009
0.1uF
+1.5V_DDR
C4042
1uF
C281
10uF
OPT
AVDD_MIU
C4046
0.1uF
C4036
0.1uF
C4038
0.1uF
C278
10uF
C273
0.1uF
C269
10uF
10uF
L223
BLM18SG121TN1D
C271
0.1uF
0.1uF
C270
0.1uF
0.1uF
AVDD25_PGA
AVDD2P5_MOD
L229
BLM18PG121SN1D
C4027
0.1uF
0.1uF
L211
BLM18PG121SN1D
C274
0.1uF
AVSS_PGA
L219
BLM18PG121SN1D
+2.5V_Normal
AVDD2P5
C4070
0.1uF
16V
0.1uF
16V
C4020
0.1uF
C240
0.1uF
0.1uF
10uF
C293
OPT
C4025
0.1uF
10uF
C4001
AVDD_AU33
C4007
0.1uF
10uF
C284
L204
BLM18PG121SN1D
C4044
0.1uF
C241
0.1uF
0.1uF
+3.3V_Normal
C265
0.1uF
L208
BLM18PG121SN1D
C4014
0.1uF
VDD33
C4012
0.1uF
C267
0.1uF
C4043
0.1uF
C232
0.1uF
C4031
0.1uF
C292
0.1uF
OPT
C4024
0.1uF
10uF
C228
+1.10V_VDDC
C283
0.1uF
C4011
0.1uF
C299
0.1uF
OPT
C277
1uF
+1.10V_VDDC
C4006
0.1uF
OPT
10uF
C276
10uF
C275
C280
1uF
C4019
0.1uF
C4013
0.1uF
OPT
PTC_WOL
R215
22
C4068
100pF
C257
0.1uF
IF_N_MSTAR
C4067
OPT
R289
100
IF_P_MSTAR
C258
0.1uF
C4069
100pF
R288
100
EXT_AMP_L
EXT_AMP_R
R234
0
R225
0
R216
0
37LT670H-UA
MAIN2, HW OPT
2
20111008
HDMI
DVB_S
MODEL_OPT_1
3D
AB2
AUDIO IN
PIN NO.
NON_3D
MODEL OPTION
MODEL_OPT_5
PHM_OFF
MODEL_OPT_0
MODEL_OPT_2
NON_DVB_T2
T24
RSDS Power OPT
OLED
TUNER_I2C
MODEL_OPT_3
LOW
NON_DVB_S
Close to MSTAR
F4
U23
PHM_ON
SIDE USB
T25
Close to MSTAR
AB3
MODEL_OPT_4
PIN NAME
NON_OLED
FHD
CVBS In/OUT
HD
SOC_RESET
HIGH
I2S_I/F
DSUB
DVB_T2
MODEL_OPT_6
MODEL_OPT_7
B8
A8
READY
READY
READEY
READY
AV
PC
MODEL OPTION
ANALOG SIF
Close to MSTAR
STby 3.5V
AVDD_NODIE:7.362mA
DDR3 1.5V
AVDD_DDR1:55mA
AVDD_DDR0:55mA
AVDD25_PGA:13mA
Close to IC with width trace
AVDD2P5:172mA
Normal 2.5V
Normal Power 3.3V
VDDC 1.05V
VDDC : 2026mA
DTV_IF
Close to MSTAR
Click on the first or last page to see other 55LS675H (CHASSIS:LA2AG) service manuals if exist.