LG 42CQ610H Service Manual page 28

+2.5V_Normal
+3.3V_Normal
+3.3V_Normal
MODEL OPTION
OPT
R201 100
OPT
R202 100
100
R203
R204 OPT 100
R4031 OPT 100
R4032 OPT
100
R4040 OPT 100
OPT
R4039 100
CK+_HDMI1
CK-_HDMI1
D0+_HDMI1
D0-_HDMI1
D1+_HDMI1
D1-_HDMI1
D2+_HDMI1
D2-_HDMI1
R4033 22
DDC_SDA_1
R4034 22
DDC_SCL_1
HPD1
PM_MODEL_OPT_1
S p e c . o u t
CK+_HDMI2
CK-_HDMI2
D0+_HDMI2
D0-_HDMI2
D1+_HDMI2
D1-_HDMI2
D2+_HDMI2
D2-_HDMI2
R4038 22
DDC_SDA_2
R4037 22
DDC_SCL_2
HPD2
CEC_REMOTE_S7
R4024 510
DSUB_HSYNC
R4025
510
DSUB_VSYNC
R228 33 C204 0 . 0 4 7 u F
DSUB_R+
R229 68 C205 0 . 0 4 7 u F
R230 33 C206 0 . 0 4 7 u F
DSUB_G+
R231 68 C207 0 . 0 4 7 u F
R232 33 C208 0 . 0 4 7 u F
DSUB_B+
R233 68 C209 0 . 0 4 7 u F
C210 1000pF
S p e c . o u t
COMP2(common AV)
AV/COMPONENT
AV/COMPONENT
R237 33 C218 0 . 0 4 7 u F
COMP2_Pr+
R238 68 C219 0 . 0 4 7 u F
AV/COMPONENT
AV/COMPONENT R239
33 C220 0 . 0 4 7 u F
COMP2_Y+
R240 68 C221 0 . 0 4 7 u F
AV/COMPONENT
AV/COMPONENT R241 33 C222 0 . 0 4 7 u F
COMP2_Pb+
R242 68 C223 0 . 0 4 7 u F
AV/COMPONENT
C224 1000pF
R244 33 C225
TU_CVBS
R246 33 C227
AV_CVBS_IN
R4016 33 C4057
SIDEAV_CVBS_IN
AV/COMPONENT
AV/COMPONENT
TP210
C203
R252 68 C233 0 . 0 4 7 u F
1000pF
OPT
CVBS In/OUT
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 ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
MODEL OPTION
PIN NAME PIN NO. HIGH
LOW
MODEL_OPT_0 HD FHD
AB3
MODEL_OPT_1
F4 PHM_OFF PHM_ON
MODEL_OPT_2 AB2
NON_DVB_T2 DVB_T2
MODEL_OPT_3 T25 NON_3D 3D
MODEL_OPT_0
MODEL_OPT_4
MODEL_OPT_1 U23 NON_OLED OLED
MODEL_OPT_2
MODEL_OPT_5 DVB_S
T24 NON_DVB_S
MODEL_OPT_3
MODEL_OPT_4
MODEL_OPT_6 B8 READY READEY
MODEL_OPT_5
MODEL_OPT_6
MODEL_OPT_7 A8 READY READY
MODEL_OPT_7
Close to MSTAR
R288
R289
IC101
LGE2112-T8
C250
S7LR_DIVX_MS10 C251
J 2 AC4
RXACKP VIFP
ANALOG SIF
J 3 AD3
RXACKN VIFM Close to MSTAR
K3
RXA0P
J 1 AC3
RXA0N I P
+3.3V_Normal
K2 AE3
RXA1P IM
K1
RXA1N
L2 AD4
RXA2P SIFP
L3 AC5
RXA2N SIFM
T5
DDCDA_DA/GPIO24
T4
DDCDA_CK/GPIO23
V5
HOTPLUGA/GPIO19
AD2
IF_AGC
AE2
RF_AGC
TUNER_I2C
AE6
I2C_SCKM1/GPIO75 TU_SCL
AD6
I2C_SDAM1/GPIO76 TU_SDA
AD1
XIN
AC1
X201
XOUT
R5 24MHz
C262
HOTPLUGB/GPIO20
AE9 D7
RXCCKP SPDIF_IN/GPIO152
AC9 D6
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 R299
RXDCKN I2S_IN_WS/GPIO149
22
G3
RXD0P
PTC_WOL
F1 B10
RXD0N I2S_OUT_BCK/GPIO156
G2 C9 Wake on RF
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 C238 2 . 2 u F
HSYNC0 AUL1
R3 AA9 C239 2 . 2 u F
VSYNC0 AUR1
N2 AA7 C4059 2 . 2 u F AV/COMPONENT
RIN0P AUL2
P3 AB8 C4060 2 . 2 u F AV/COMPONENT
RIN0M AUR2
N3 Y8 C242 AV/COMPONENT
2 . 2 u F
GIN0P AUL3
N1 Y10 C243 2 . 2 u F AV/COMPONENT
GIN0M AUR3
M3 AC7
C244 2 . 2 u F
BIN0P AUL4
M2 AD7 C245 2 . 2 u F
BIN0M AUR4
M1
SOGIN0
V2
HSYNC1
V3 W6 R261 OPT
VSYNC1 AUOUTL0
U3 V6 R262 100
RIN1P AUOUTL2
U2 V4
RIN1M AUOUTL3
T1 Y7 R265 OPT
GIN1P AUOUTR0
T2 W5 100
R267
GIN1M AUOUTR2
R2 U5
BIN1P AUOUTR3
R1
BIN1M
T3
SOGIN1
AA2
HSYNC2
Y2
RIN2P
AA3
RIN2M
W2 AD5
GIN2P AUVRM
C249 C253
Y3
GIN2M
4 . 7 u F 1uF
V1 AE5
BIN2P AUVAG
W3 AC6
BIN2M AUVRP
W1
SOGIN2
AA6
EARPHONE_OUTL
S p e c . o u t
AB6 HP OUT
EARPHONE_OUTR
0 . 0 4 7 u F AA8
CVBS0
Y4
CVBS1
0 . 0 4 7 u F W4 C6
CVBS2 ET_RXD[0]/RP/GPIO60
0 . 0 4 7 u F 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
AB4 C3
VCOM ET_TX_EN/GPIO58
A3
ET_MDC/GPIO61
B3
ET_MDIO/GPIO62
B4
ET_COL/LED0/GPIO55
OPT
0
N4 R268
IRIN/GPIO4
T6 R210 33 C231
ARC0
N5
HWRESET
+1.10V_VDDC
DTV_IF
100 C257 0 . 1 u F
IF_P_MSTAR
+3.3V_Normal
C4067
C4068
OPT
100pF
100 C258 0 . 1 u F
IF_N_MSTAR
C4069
100pF
0 . 1 u F R4002 47
TU_SIF
0 . 1 u F R4003 47
L227
BLM18PG121SN1D
C4064 R4019
10K
0 . 1 u F
R4004 0
IF_AGC_MAIN
R4001 0
C4065
OPT
0 . 0 4 7 u F
25V
Close to MSTAR
C261 22pF
22pF
SIDE_USB_DM
SIDE_USB_DP
SIDE USB
AMP_SCL
AMP_SDA
22 R296
FE_DEMOD_SCL
22 R295
FE_DEMOD_SDA
AUD_SCK
AUD_MASTER_CLK_0
AUD_LRCH
AUD_LRCK
AV_L_IN
AV_R_IN
SIDEAV_L_IN
SIDEAV_R_IN
COMP2_L_IN
COMP2_R_IN
PC_L_IN
PC_R_IN
100 014:AD22
PILLOW_SPK
EXT_SPK
100
AUDIO OUT
L202
BLM18SG121TN1D
C256
C263
0 . 1 u F 10uF
SOC_RESET
+3.5V_ST
C200
4 . 7 u F
R217
10V
10
IR SOC_RESET
0 . 0 4 7 u F
HDMI_ARC
D200
KDS181
SOC_RESET
C201
R200
0 . 1 u F
62K
VDDC 1.05V
OPT OPT OPT OPT
N o r m a l P o w e r 3 . 3 V
VDD33
L204
BLM18PG121SN1D
OPT
AVDD_AU33
L208
BLM18PG121SN1D
C240 C241
0 . 1 u F
0 . 1 u F
Normal 2.5V
+2.5V_Normal AVDD2P5
L211 AVDD2P5:172mA
BLM18PG121SN1D
C269
C270 C271 C273 C274
10uF 0 . 1 u F 0 . 1 u F
0 . 1 u F 0 . 1 u F
AVDD2P5_MOD
AVDD25_PGA:13mA
L229
BLM18PG121SN1D
C4070
0 . 1 u F
16V
AVDD25_PGA
L219
BLM18PG121SN1D
C4027
0 . 1 u F
L223
AVSS_PGA
BLM18SG121TN1D
C l o s e t o I C w i t h w i d t h t r a c e
DDR3 1.5V
+1.5V_DDR AVDD_DDR0:55mA
AVDD_MIU
L209
BLM18PG121SN1D
OPT
OPT
AVDD_DDR1:55mA
RSDS Power OPT
STby 3.5V +1.10V_VDDC
MIUVDDC
L228
BLM18PG121SN1D
AVDD_NODIE:7.362mA
+3.5V_ST
AVDD_NODIE
C4071 C4062
0 . 1 u F
L206 10uF
BLM18PG121SN1D
C286
C252
0 . 1 u F 0 . 1 u F
MAIN2, HW OPT
+1.10V_VDDC
VDDC : 2026mA
IC101
LGE2112-T8
+1.10V_VDDC
S7LR_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
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 J 9
AVDD1P0 GND_50
P19 J 1 0
FB_CORE
FB_CORE GND_51
R16 J 1 1
AVDDL_MOD GND_52
L11 J 1 2
AVDD10_LAN GND_53
M14 J 1 3
MIUVDDC DVDD_DDR GND_54
J 1 4
GND_55
J 1 5
GND_56
W9 J 1 6
AVDD2P5
AVDD2P5_ADC_1 GND_57
W10 J 1 8
AVDD2P5_ADC_2 GND_58
W11 J 1 9
AVDD2P5_ADC_3 GND_59
W12 J 2 5
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
J 8
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
J 1 7 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
R298
0
42LD6DDH-UA 2 0 1 1 . 1 2 . 0 1
2
LGE Internal Use Only