LG 42LN541C Service Manual page 23

+3.3V_Normal +2.5V_Normal +3.3V_Normal
MODEL OPTION
OS_DualStream(O)/NonOS_ErrorOut(X)
R290
1K
RF_SW_BR_OPT
R203 100
RF_SWITCH_CTL
R4039 OPT 100
OPC&SCANNING_CTRL
OS_DualStream(X)/NonOS_ErrorOut(O)
R293
1K
CK+_HDMI1
CK-_HDMI1
D0+_HDMI1
D0-_HDMI1
D1+_HDMI1
D1-_HDMI1
D2+_HDMI1
D2-_HDMI1
DDC_SDA_1
DDC_SCL_1
HPD1
PM_MODEL_OPT_1
CK+_HDMI4
CK-_HDMI4
D0+_HDMI4
D0-_HDMI4
D1+_HDMI4
D1-_HDMI4
D2+_HDMI4
D2-_HDMI4
DDC_SDA_4
DDC_SCL_4
HPD4
CK+_HDMI2
CK-_HDMI2
D0+_HDMI2
D0-_HDMI2
D1+_HDMI2
D1-_HDMI2
D2+_HDMI2
D2-_HDMI2
DDC_SDA_2
DDC_SCL_2
HPD2
CEC_REMOTE_S7
R4024 510
DSUB_HSYNC
R4025 510
DSUB_VSYNC
R228 33 C204
DSUB_R+
R229 68 C205
R230 33 C206
DSUB_G+
R231 68 C207
R232 33 C208
DSUB_B+
R233 68 C209
C210
CVBS In/OUT
R244 33
TU_CVBS
R246 33
AV_CVBS_IN
C203
1000pF R252 68 C233
OPT
Close to MSTAR
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.
Copyright ⓒ 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
MODEL OPTION
PIN NAME PIN NO. LOW
MODEL_OPT_0 AB3
FHD
MODEL_OPT_1 PHM_OFF PHM_ON
F4
MODEL_OPT_2 AB2 DVB_T2
NON_DVB_T2
T25 NON_3D
MODEL_OPT_3
MODEL_OPT_4
U23 NON_OLED OLED
MODEL_OPT_0
MODEL_OPT_5
T24 NON_DVB_S
MODEL_OPT_1 DVB_S
MODEL_OPT_2
MODEL_OPT_6 B8 NON_120HZ 120HZ
MODEL_OPT_3
MODEL_OPT_4 OS:NON_DualStream OS:DualStream
MODEL_OPT_7 A8
MODEL_OPT_5 NonOS:ErrorOut NonOS:NON_ErrorOut
MODEL_OPT_6
* Dual Stream is only Korea 3D spec
MODEL_OPT_7
HALF_NIM/EU_NON_T2
HALF_NIM/EU_NON_T2
IC101
LGE2111A-T8
S7LR2_DIVX_MS10
J2 AC4
RXACKP VIFP
J3 AD3
RXACKN VIFM
K3
RXA0P
J1 AC3
RXA0N IP
K2 AE3
RXA1P IM
K1
RXA1N
L2 AD4
RXA2P SIFP
L3 AC5
RXA2N SIFM
T5
HALF_NIM/EU_NON_T2
DDCDA_DA/GPIO24
T4
DDCDA_CK/GPIO23
V5
HOTPLUGA/GPIO19
AD2
IF_AGC
AE2
RF_AGC
TUNER_I2C
AE6
I2C_SCKM1/GPIO75
AD6
I2C_SDAM1/GPIO76
AD1
XIN
AC1
XOUT
R5
HOTPLUGB/GPIO20
AE9 D7
RXCCKP SPDIF_IN/GPIO152
AC9 D6
R213
RXCCKN SPDIF_OUT/GPIO153
AC10
RXC0P
AD9
RXC0N
AC11 E3
RXC1P USB0_DM
AD10 E2
RXC1N USB0_DP
AE11
RXC2P
AD11 AC12
RXC2N USB1_DM
AE8 AE12
DDCDC_DA/GPIO28 USB1_DP
AD8
DDCDC_CK/GPIO27
AC8
HOTPLUGC/GPIO21
C8
I2S_IN_BCK/GPIO150
F2 D8
RXDCKP I2S_IN_SD/GPIO151
F3 D9
RXDCKN
I2S_IN_WS/GPIO149
G3
RXD0P
F1 B10
RXD0N I2S_OUT_BCK/GPIO156
G2 C9
RXD1P I2S_OUT_MCK/GPIO154
G1 B9
RXD1N I2S_OUT_SD/GPIO157
H2
RXD2P
H3
RXD2N
R6
DDCDD_DA/GPIO30
U6 C10
DDCDD_CK/GPIO29 I2S_OUT_WS/GPIO155
P5
HOTPLUGD/GPIO22
R4
CEC/GPIO5
AB9
AUL0
AA11
AUR0
P2 Y9 C246 2.2uF
HSYNC0 AUL1
R3 AA9
C247 2.2uF
VSYNC0 AUR1
0.047uF N2 AA7
RIN0P AUL2
0.047uF P3 AB8
RIN0M AUR2
0.047uF N3 Y8
GIN0P AUL3
0.047uF N1 Y10
GIN0M AUR3
0.047uF M3 AC7
BIN0P AUL4
0.047uF M2 AD7
BIN0M AUR4
1000pF M1
SOGIN0
V2
HSYNC1
V3 W6
VSYNC1 AUOUTL0
U3 V6
RIN1P AUOUTL2
U2 V4
RIN1M AUOUTL3
T1 Y7
TP208
GIN1P AUOUTR0
T2 W5
GIN1M AUOUTR2
R2 U5
BIN1P AUOUTR3
R1
BIN1M
T3
SOGIN1
AA2
HSYNC2
Y2
RIN2P
AA3
RIN2M
W2 AD5
GIN2P AUVRM
C249
Y3
C253
GIN2M 4.7uF C256
V1 AE5 1uF
0.1uF
BIN2P AUVAG
W3 AC6
BIN2M AUVRP
W1
SOGIN2
AA6 OPT R204
EARPHONE_OUTL
AB6
OPT R214
EARPHONE_OUTR
C225 0.047uF AA8
CVBS0
Y4
CVBS1
C227 0.047uF
W4 C6
CVBS2 ET_RXD[0]/RP/GPIO60
AA5 C5
CVBS3 ET_TXD[0]/TP/GPIO57
Y5
CVBS4
AA4 A6
CVBS5 ET_RXD[1]/RN/GPIO63
Y6 C4
CVBSOUT0 ET_TXD[1]/LED1/GPIO56
AA1
CVBSOUT1
B5
ET_TX_CLK/TN/GPIO59
0.047uF AB4 C3
VCOM ET_TX_EN/GPIO58
A3
ET_MDC/GPIO61
B3
ET_MDIO/GPIO62
B4
ET_COL/LED0/GPIO55
N4
IRIN/GPIO4
T6 R210 33
ARC0
N5 HDMI1_ARC
HWRESET
HIGH
HD
3D
HALF_NIM/ASIA HALF_NIM/ASIA
C4068-*1 C4069-*1
68pF 68pF
Close to MSTAR
DTV_IF
R288 100 C257 0.1uF
IF_P_MSTAR
HALF_NIM/EU_NON_T2
C4067 HALF_NIM/EU_NON_T2
C4068
OPT 100pF
R289 100 C258 0.1uF
IF_N_MSTAR
HALF_NIM/EU_NON_T2
HALF_NIM/EU_NON_T2
C4069
100pF
C250 0.1uF R4002 47
TU_SIF
C251 0.1uF R4003 47
C264
1000pF
ANALOG SIF OPT
Close to MSTAR
+3.3V_Normal
L227
BLM18PG121SN1D
HALF_NIM/EU_NON_T2
C4064 HALF_NIM/EU_NON_T2
0.1uF R4019
10K
HALF_NIM/EU_NON_T2
R4004
0
IF_AGC_MAIN
C4065
OPT
0.047uF
R4001
25V
0
HALF_NIM/EU_NON_T2
TU_SCL
TU_SDA
Close to MSTAR
C261 22pF
X201
24MHz
C262 22pF
100
SPDIF_OUT
USB2_DM
USB2_DP
USB1_DM
USB1_DP
AMP_SCL
AMP_SDA
AUD_SCK
AUD_MASTER_CLK_0
AUD_LRCH
I2S_I/F
AUD_LRCK
AUDIO IN
AV_COMP_PC_L_IN
AV_COMP_PC_R_IN
R201
0
EXT_SPK
R202
0
EXT_SPK
L202
BLM18SG121TN1D
C263
EXT SPEAKER
10uF
0
L203 5.6uH EXT_SPK
EXT_AMP_L
0
EXT_SPK
L205 5.6uH
EXT_AMP_R
L268
OPT 4.7uF
OPT L272
10V
4.7uF
10V
SOC_RESET
SWICH
POWER_DET_RESET
+3.5V_ST SW200
JTP-1127WEM
RESET_IC_SOC_RESET
R215
470 SWICH
+3.5V_SOC_RESET R205
100
C202
C200
4.7uF 4.7uF
R217
10V
10V
IR 10
C231 0.047uF RESET_IC_SOC_RESET
HDMI_ARC
HDMI1_ARC
SOC_RESET
C201
R200
62K 0.1uF
+1.10V_VDDC
+1.10V_VDDC
Normal Power 3.3V
+3.3V_Normal VDD33
L204
BLM18PG121SN1D
AVDD_AU33
L208
BLM18PG121SN1D
C240 C241
0.1uF 0.1uF
Normal 2.5V
+2.5V_Normal AVDD2P5
L211
BLM18PG121SN1D
C269 C273 C274
10uF 0.1uF
0.1uF
AVDD2P5_MOD
AVDD25_PGA:13mA
L229
BLM18PG121SN1D
C4070
0.1uF
16V
AVDD25_PGA
L219
BLM18PG121SN1D
C4027
0.1uF
L223
AVSS_PGA
BLM18SG121TN1D
Close to IC with width trace
DDR3 1.5V
AVDD_DDR0:55mA
+1.5V_DDR
AVDD_MIU
L209
BLM18PG121SN1D
AVDD_DDR1:55mA
STby 3.5V
+1.10V_VDDC
MIUVDDC
L228
AVDD_NODIE:7.362mA
BLM18PG121SN1D
+3.5V_ST
SOC_RESET AVDD_NODIE
L206 C4071
10uF
BLM18PG121SN1D
C286
C252
0.1uF 0.1uF
IC101
LGE2111A-T8
+1.10V_VDDC
S7LR2_DIVX_MS10
K12 G10
AVDDLV_USB GND_32
G11
GND_33
G9 G12
VDDC_1 GND_34
H9 G13
VDDC_2 GND_35
K10 G14
VDDC_3 GND_36
K11 G17
VDDC_4 GND_37
L10 G18
VDDC_5 GND_38
M12 G19
VDDC_6 GND_39
M13 G24
VDDC_7 GND_40
N12 H11
VDDC_8 GND_41
P14
H12
VDDC_9 GND_42
P15 H13
VDDC_10 GND_43
R10 H14
VDDC_11 GND_44
FB_CORE R14 H15
VDDC_12 GND_45
R15 H16
VDDC_13 GND_46
T10 H17
VDDC_14 GND_47
H18
GND_48
H19
GND_49
P10 J9
AVDD1P0 GND_50
P19 J10
FB_CORE
FB_CORE GND_51
R16 J11
AVDDL_MOD GND_52
L11 J12
AVDD10_LAN GND_53
M14 J13
MIUVDDC
DVDD_DDR GND_54
J14
GND_55
J15
GND_56
W9 J16
AVDD2P5
AVDD2P5_ADC_1 GND_57
W10 J18
AVDD2P5_ADC_2 GND_58
W11 J19
AVDD2P5_ADC_3 GND_59
W12 J25
AVDD25_REF GND_60
K9
GND_61
Y17 K13
AVDD25_LAN GND_62
K14
GND_63
V18 H10
AVDD2P5_MOD AVDD_MOD_1 GND_64
U19 K18
AVDD_MOD_2 GND_65
K19
GND_66
K22
GND_67
W14 L8
AVDD25_PGA
AVDD25_PGA GND_68
W15 L9
AVSS_PGA AVSS_PGA GND_69
J8
GND_70
U7 L12
AVDD_NODIE AVDD_NODIE GND_71
L13
GND_72
L7 L18
VDD33 AVDD_DVI_USB_1 GND_73
M7 L19
AVDD_DVI_USB_2 GND_74
P7 M8
AVDD3P3_MPLL GND_75
R7 K8
AVDD_DMPLL GND_76
M10
GND_77
C4045 1uF M19 M11
DVDD_NODIE GND_78
L14
GND_79
V7 M15
AVDD_AU33 AVDD_AU33
GND_80
W7 M16
AVDD_EAR33 GND_81
M18
GND_82
R19 M25
VDD33
VDDP_1 GND_83
T19 N10
VDDP_2 GND_84
N11
GND_85
W18 N13
AVDD_LPLL_1 GND_86
W19 N14
AVDD_LPLL_2 GND_87
N15
GND_88
V19 N16
VDD33
VDDP_NAND GND_89
N17
GND_90
N19
GND_91
J17 K7
AVDD_MIU
AVDD_DDR0_D_1 GND_92
K15 P8
AVDD_DDR0_D_2
GND_93
K16 P9
AVDD_DDR0_D_3 GND_94
L15 M9
AVDD_DDR0_C GND_95
P11
GND_96
K17 P13
AVDD_DDR1_D_1 GND_97
L17 P16
AVDD_DDR1_D_2 GND_98
M17 P17
AVDD_DDR1_D_3 GND_99
L16 P18
AVDD_DDR1_C GND_100
P12
GND_101
R8
GND_102
E9
R9
GND_EFUSE GND_103
R11
GND_104
R12
GND_105
A23 R13
GND_1 GND_106
B17 R17
GND_2 GND_107
C23 T8
GND_3 GND_108
A5 T9
GND_4 GND_109
C11 N7
GND_5 GND_110
C19 T11
GND_6 GND_111
C22 T12
GND_7 GND_112
D14 T13
GND_8 GND_113
D18 T14
GND_9 GND_114
D19 T15
GND_10 GND_115
E17
T16
GND_11 GND_116
E18 T17
GND_12
GND_117
E19 U8
GND_13 GND_118
E22 U9
GND_14 GND_119
F8 U10
GND_15 GND_120
F17 U11
GND_16 GND_121
F18 U12
GND_17 GND_122
F19 U13
GND_18 GND_123
G8 U14
GND_19 GND_124
H8 U15
GND_20 GND_125
N22 U16
GND_21 GND_126
N21 U17
GND_22 GND_127
N20 R18
GND_23 GND_128
M22 V9
GND_24 GND_129
M21 V10
GND_25
GND_130
M20 V11
GND_26 GND_131
F10 V12
GND_27 GND_132
V15 V14
GND_28 GND_133
W16 V17
GND_29 GND_134
V8 T7
GND_30 GND_135
T18 E8
GND_31 GND_136
C4062
0.1uF
LA2AW 2012.09.11
2
POWER,IN/OUT,H/W OPT
LGE Internal Use Only