LG 31MU97 Service Manual page 18

D1
D2
E1
E2
F1
F2
G1
G2
J1
DP_TX0N
J2
DP_TX0P
K1
DP_TX1N
K2
DP_TX1P
L1
DP_TX2N
L2
DP_TX2P
M1
DP_TX3N
M2
DP_TX3P
+3.3V_SCALER_2
C1
C2
R301
1M
H1
DP_AUXN_TX
H2
DP_AUXP_TX
R300
1M
P2
P1
R3
R2
R1
T1
T2
U1
U2
A15
B15
A14
B14
A13
B13
A12
B12
A11
B11
A10
B10
A9
B9
A8
B8
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
AVE SIGNAL INPUT
Copyright © 2014 LG Electronics Inc. All rights reserved.
Only for training and service purposes
IC200
NT68370(E Ver.)
RX1CB
RX1C
RX10B
RX10
RX11B
RX11
RX12B
RX12
RX2CB
RX2C
RX20B
RX20
RX21B
RX21
RX22B
RX22
RXAUX1N
RXAUX1
RXAUX2N
RXAUX2
BIN1+
BIN1-
SOGIN
GIN1+
GIN1-
RIN-
RIN+
HSYNCI0
VSYNCI0
RX3CB
RX3C
RX30B
RX30
RX31B
RX31
RX32B
RX32
RX4CB
RX4C
RX40B
RX40
RX41B
RX41
RX42B
RX42
+3.3V_SCALER_2
R329
4.7K
DP_TXHPD
+5V
R303 R304
+3.3V_SCALER_2
4.7K 4.7K
M310
R324
M311
1K
SLAVE_RESET
+3.3V_SCALER_2 +3.3V_SCALER_2
OPT
R332
R330 10K
C310
OPT
1uF 10K
6.3V
R331 R333
10K 10K
IC200
NT68370(E Ver.)
B2
PC3/CEC
B3
PC0/CEC/SCK_O
D12
PF7/VBUS4/WD_I PF2/CD_SENSE3/DIN_HS_CS
C11
M300 PA6/DDC_SCL3/RXD3 PA5/DDC_SDA2/TXD2/DIN_HREF_DE
D11
M301 PA7/DDC_SDA3/TXD3 PA4/DDC_SCL2/RXD2/DIN_0
A3
PF3/CD_SENSE4
A4
PD5/IR_PORT1/MCLK_O PF6/VBUS3/SD_I
C3
PE4/CBUS1/HPD1 PB1/ADC1/INTE1/DIN_3
B4
PF4/VBUS1 PB0/ADC0/INTE0/DIN_4
C4
M302 PB4/DDC_SCL0/RXD0 PE1/ADDR1/DIN_1
D3
M303 PB5/DDC_SDA0/TXD0 PE0/LPD_IN0/ADDR0
D4
PF0/CD_SENSE1 PC2/DBC/PWMB/SD_O
E3
PD4/IR_PORT3 PC1/LPD_OUT/PWMA
F3
PE5/CBUS2/HPD2
F4
PF5/VBUS2
G3
M304 PB6/DDC_SCL1/RXD1
G4
M305 PB7/DDC_SDA1/TXD1
H3
PF1/CD_SENSE2
H4
PC7/IR_PORT2/SCK_I
T3
PA0/ADC4/PWMA
T4
PA1/ADC5/PWMB
R306
P3
PC4/DDC_SCL4/RXD4
R305
P4
100
PC5/DDC_SDA4/TXD4
R4
100
PD7
V3
RSTN
N1
OSCI_2 OSCI
N2
OSCO_2 OSCO
V1
OPT1
V2
OPT0 PG3/DIN_6/DUI_INTE
PG2/DIN_5/DUI_SPI_SIO
PG1/DIN_2/DUI_SPI_CE
AC16
PE2/DBC/PWMC/M2_SPI_CE3 PG0/DIN_CK/DUI_SPI_CK
AD17
PE3/PWMD/M2_SPI_CE4 PG7/DIN_7/DUO_INTE
AC17
PA2/ADC6/PWMC/DIN_19 PG6/DIN_8/DUO_SPI_SIO
AE17
PA3/ADC7/PWMD/DIN_18 PG5/DIN_23/DUO_SPI_CE
AF17
PB2/ADC2/INTE2/DIN_21 PG4/DIN_22/DUO_SPI_CK
AE18
PB3/ADC3/INTE3/DIN_20
AD18
P34/RXD5/DIN_16
AD19
P35/TXD6/DIN_15 DU_FAST_MUTE/PD0
AC18
PC6/AMUTE/M2_SPI_CE2/AO_IN/DIN_17
AF18
M306 P30/RXD/AO_OUT/DIN_14
AC19
M307 P31/TXD/AO_OUTB/DIN_13
AE19
PD2/M2_SPI_SO/SD_I/DIN_12 HI_SPI_CK/P35
AE20
PD3/M2_SPI_CE1/WD_I/DIN_11
AF19
PD0/M2_SPI_CLK/SCK_I/DIN_10
AF20
PD1/M2_SPI_SI/DIN_9
AD20
SPI_CE
AC20
SPI_SO SPI_SIO4/PB3
AC21
SPI_CLK SPI_SIO3/PB2
AD21
SPI_SI SPI_SIO2/PB1
SPI_SIO1/PB0
C300
18pF
X300 R307
1M
12MHz
C301
18pF
UHD MODEL
SLAVE SIGNAL INPUT
C12
PE7/CBUS4
D13
PD6/DIN_VS
C13
D14
M308
+3.3V_SCALER_2
C14
M309
C15
PE6/CBUS3
D15
OPT OPT
R313 R314
C16
10K 10K
B16
A16
D17
C17
B17
R349 R302
10K 10K
OUT_P
R345
100
A20
OUT_P
B20
OUT_N
OUT_N
C20
D20
DUO_SPI_SIO
A19
DUO_SPI_CE
B19
DUI_SPI_CK
C19
D19
DUI_SPI_SIO
A18
DUI_SPI_CE
B18
DUO_SPI_CK
D18
DU_VS/PA4 DU_VS
C18
DU_DE
DU_DE/PA5
A17
DU_FAST_MUTE
J3
HI_M_S_SEL SLAVE_SET
J4
SPI_CLK_IO
K3
HI_INTE
HI_INTE/PA2
K4
SPI_CE3/P34
L3
SPI_CE2/P31
L4
SPI_CE1/P30 SPI_CE1_IO
M3
SPI_SIO4
M4
SPI_SIO3
N3
SPI_SIO2
N4
SPI_SIO1
OSCI_2
OSCO_2
2014.2.14
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LGE Internal Use Only