LG 55UF6790, Service Manual

Page: 31 / 100

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.
2015-01-23 LM14A
01
MAIN1_SYSTEM
EB_DATA[0]
EB_DATA[1]
EB_DATA[2]
EB_DATA[3]
EB_DATA[4]
EB_DATA[5]
EB_DATA[6]
EB_DATA[7]
EB_ADDR[0]
EB_ADDR[1]
EB_ADDR[2]
EB_ADDR[3]
EB_ADDR[4]
EB_ADDR[5]
EB_ADDR[6]
EB_ADDR[7]
EB_ADDR[8]
EB_ADDR[9]
EB_ADDR[10]
EB_ADDR[11]
EB_ADDR[12]
EB_ADDR[13]
EB_ADDR[14]
EMMC_DATA[6]
EMMC_DATA[7]
EMMC_DATA[2]
EMMC_DATA[1]
EMMC_DATA[0]
EMMC_DATA[3]
EMMC_DATA[4]
EMMC_DATA[5]
FE_DEMOD1_TS_DATA[0]
FE_DEMOD1_TS_DATA[1]
FE_DEMOD1_TS_DATA[2]
FE_DEMOD1_TS_DATA[3]
FE_DEMOD1_TS_DATA[4]
FE_DEMOD1_TS_DATA[5]
FE_DEMOD1_TS_DATA[6]
FE_DEMOD1_TS_DATA[7]
TPI_DATA[0]
TPI_DATA[1]
TPI_DATA[2]
TPI_DATA[3]
TPI_DATA[4]
TPI_DATA[5]
TPI_DATA[6]
TPI_DATA[7]
I2C_SCL4
EMMC_CLK
TXOSD_0N
URSA9_CONNECT
CPU_VID1
SPI_DO_SOC
L100
PZ1608U121-2R0TF
TPI_DATA[0-7]
C103 0.1uF
CAM_CD1_N
R124 1.8K
TXOSD_2P
EMMC_DATA[0-7]
/USB_OCD1
R112
10K
BIT1_1
I2C_SDA6
+3.3V_NORMAL
TXOSD_2N
USB_CTL3
EMMC_CMD
/PCM_CE1
COMPENSATION_DONE
R113
10K
BIT1_0
TXOSD_3N
M_RFModule_RESET
CAM_IREQ_N
DATA_FORMAT_0_SOC
R175
22
TXOSD_3P
C102 0.1uF
5V_DET_HDMI_1
SPI_CK_SOC
USB_CTL2
+3.3V_NORMAL
FRC_FLASH_SEL_SOC
CAM_WAIT_N
R184 100
IF_AGC
I2C_SDA4
TXOSD_0P
R132
10K
BIT5_1
HP_DET
SPI_DI_SOC
BIT2
R154
10K
HTPDAn_OSD
GCLK_A
GST_A
AR100
33
TXOSD_1P
TXVBY1_0N
SPI_DO_SOC
+3.3V_NORMAL
BIT1
PCM_5V_CTL
PWM_PM
LOCKOUT12
I2C_SCL7
R135
10K
BIT6_1
EB_BE_N0
R115
4.7K
SPI_DI_SOC
TCON_I2C_EN
AMP_RESET_N
TXVBY1_3N
R137 1.8K
I2C_SDA1
R125
10K
BIT3_1
GST_A
L/D_DI_SOC
C110
33pF
OPT
R122
4.7K
OPT
SOC_RX
I2C_SDA2
R106
10K
BIT0_0
R101 1.8K
R108
4.7K
TXVBY1_6N
C109
33pF
OPT
LOCKOUT12
USB_CTL2
BIT4
I2C_SDA7
BIT1
I2C_SCL3
R128
10K
BIT4_1
R123
4.7K
EB_BE_N1
LOCKAn_OSD
I2C_SDA3
TXVBY1_0P
R168
10K
/TU_RESET1
R179
10K
OPT
R149
10K
BIT11_0
MCLK_A
FE_DEMOD3_TS_VAL
EB_DATA[0-7]
LED0
DDTS_RX
I2C_SCL2
R102 1.8K
R164
10K
DDTS_TX
CAM_REG_N
TXVBY1_2P
R120
10K
BIT2_0
TXVBY1_6P
BIT6
+3.3V_NORMAL
I2C_SCL5
R178
10K
OPT
BIT9
C104 0.1uF
R165
10K
OPT
R183 100
R141
10K
BIT8_0
R166
10K
R136
10K
BIT6_0
LOCKAn_OSD
R156
10K
TXVBY1_4P
DDCA_CK
I2C_SDA6
PCM_5V_CTL
TU_SIF
R143
10K
BIT9_0
I2C_SDA_MICOM
DDCA_DA
USB_CTL3
R176
1K
TXVBY1_1N
BIT11
TXOSD_0P
L/D_VSYNC_SOC
I2C_SDA3
RF_SWITCH_CTL
DATA_FORMAT_0_SOC
IC101-*1
BR24G256FJ-3
Rohm_NVRAM
EAN62389502
ROHM Semiconductor KOREA CORPORATION
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
R109
4.7K
OPT
EB_WE_N
USB_CTL3
R127 1.8K
/TU_RESET2
I2C_SCL3
I2C_SCL1
R100 1.8K
COMPENSATION_DONE
EB_ADDR[0-14]
IF_P
I2C_SCL2
C106
0.1uF
/USB_OCD3
TXVBY1_1P
LOCKAn_Video
TXOSD_1P
BIT8
SPI_DI_SOC
USB_CTL1
TCON_I2C_EN
TXVBY1_1P
R104 1.8K
L/D_CLK_SOC
TPI_CLK
FAN_ON
BIT3
R186 47
FE_DEMOD3_TS_SYNC
AV1_CVBS_DET
RF_SWITCH_CTL
DATA_FORMAT_1_SOC
L/D_VSYNC_SOC
EB_OE_N
L/D_DI_SOC
R180
10K
OPT
I2C_SDA5
R105
10K
BIT0_1
DDTS_TX
R147
10K
BIT10_0
SOC_TX
PCM_RESET
TXVBY1_7P
TXVBY1_5P
/USB_OCD3
R114 1.8K
L/D_CLK_SOC
R142
10K
BIT9_1
/SPI_CS
SPI_CK_SOC
C107
100pF
OPT
R130 1.8K
BIT7
PMIC_RESET
I2C_SCL6
HTPDAn_Video
FE_DEMOD1_TS_DATA[0-7]
CPU_VID0
PWM_DIM2
DDCA_CK
SOC_TX
I2C_SCL1
I2C_SDA3
MCLK_A
TXOSD_1N
FE_DEMOD3_TS_DATA
I2C_SCL5
TXOSD_2P
C101 0.1uF
R182
10K
/USB_OCD2
DDCA_DA
TXOSD_3P
C105
1000pF
OPT
FRC_FLASH_WP
BIT0
R133
10K
BIT5_0
CORE_VID1
+3.3V_NORMAL
PWM_PM
TPI_SOP
TXVBY1_4N
PWM_DIM
R126
10K
BIT3_0
WOL_WAKE_UP_SOC
EMMC_STRB
/TU_RESET2
EO_A
CORE_VID0
TXVBY1_2N
C108
0.047uF
25V
LED1
R140
10K
BIT8_1
P103
12507WS-04L
DDTS_Debug
1
2
3
4
5
R134 1.8K
TXVBY1_5N
P101
12505WS-04A00
MSTAR_DEBUG_OLD
1
2
3
4
5
EO_A
R131 1.8K
+3.3V_NORMAL
+3.3V_LNA_TU
FE_DEMOD3_TS_CLK
R185 47
I2C_SCL_MICOM
FRC_FLASH_WP
/USB_OCD3
R110
4.7K
OPT
AR101
33
LED0
R138
10K
BIT7_1
P102
12507WS-04L
UART_4PIN_WAFER
1
2
3
4
5
+3.3V_TU
GCLK_A
IF_N
DATA_FORMAT_1_SOC
R152
10K
OPT
I2C_SDA1
TXOSD_1N
R103 1.8K
I2C_SDA5
BIT4
TXOSD_2N
R181
10K
OPT
TXVBY1_7N
BIT5
R111
4.7K
R116
4.7K
OPT
HTPDAn_Video
TXVBY1_0N
BIT0
TXOSD_0N
/TU_RESET1
SC_DET
I2C_SDA7
BIT3
TPI_VAL
R148
10K
BIT11_1
LED1
R187
0
R107 1.8K
R161
10K
DDTS_RX
I2C_SCL1
TXVBY1_3P
/USB_OCD2
+3.3V_NORMAL
BIT2
FE_DEMOD1_TS_VAL
FE_DEMOD1_TS_SYNC
TXVBY1_1N
R121 1.8K
M_RFModule_RESET
TXVBY1_0P
R170
10K
R129
10K
BIT4_0
R119
10K
BIT2_1
AMP_RESET_N
I2C_SCL3
I2C_SCL7
HTPDAn_OSD
FRC_FLASH_SEL_SOC
R188
300
OPT
FAN_ON
IC101
AT24C256C-SSHL-T
Atmel_NVRAM
EAN61133501
ATMEL CORPORATION
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
EMMC_RST
COMP1_DET
I2C_SDA1
PMIC_RESET
I2C_SCL6
BIT5
TXOSD_3N
R139
10K
BIT7_0
BIT10
URSA9_CONNECT
C100
0.1uF
I2C_SDA2
FE_DEMOD1_TS_CLK
SOC_RX
R157
10K
P100
12507WS-04L
MSTAR_DEBUG_NEW
1
2
3
4
5
+3.3V_NORMAL
R146
10K
BIT10_1
Data_Format_1
URSA_RESET_SoC
Data_Format_0
WOL_WAKE_UP_SOC
/SPI_CS
R167 0
OPT
IC100
LGE5332(LM14A)
PWM0/GPIO152
D9
PWM1/GPIO153
F10
PWM2/GPIO154
F8
PWM3/GPIO155
E9
PWM_PM/GPIO7
N5
SAR0/GPIO46
F4
SAR1/GPIO47
G5
SAR2/GPIO48
E5
SAR3/GPIO49
E4
SAR5
G4
PM_SPI_CK/GPIO1
W5
PM_SPI_DI/GPIO2
V4
PM_SPI_DO/GPIO3
V5
PM_SPI_CZ/GPIO0
Y6
GPIO_PM[6]/[SPI-CZ1N]/GPIO16
Y4
GPIO_PM[10]/[SPI-CZ2N]/GPIO20
Y5
DDCA_CK/GPIO8
AL8
DDCA_DA/GPIO9
AK8
GPIO3/TX1/GPIO58
AH28
GPIO4/RX1
AH29
GPIO23/[TX3]/GPIO78
AA4
GPIO24/[RX3]/GPIO79
W6
DIM2/TX4/GPIO112
F14
DIM3/RX4/GPIO113
F12
GPIO2/GPIO57
AJ27
GPIO28/SCK0/GPIO83
AJ7
GPIO29/SDA0/GPIO84
AH8
DDCR_CK/SCK3/GPIO54
E11
DDCR_DA/SDA3/GPIO53
E10
GPIO30/SCK4/GPIO85
AJ6
GPIO31/SDA4/GPIO86
AG8
GPIO32/SCK5/GPIO87
AH7
GPIO33/SDA5/GPIO88
AJ8
VID0/GPIO50
L6
VID1/GPIO51
M6
LED0/GPIO29
AD5
LED1/GPIO30
AD4
WOL_INT_OUT/[GPIO]/GPIO52
AB5
LVSYNC/[VX1_0-]
AF32
LHSYNC/[VX1_0+]
AF31
LDE/[VX1_1-]
AG32
LCK/[VX1_1+]
AG31
R_ODD[7]/LVB0N/[VX1_2-]
AH31
R_ODD[6]/LVB0P/[VX1_2+]
AH30
R_ODD[5]/LVB1N/[VX1_3-]
AJ31
R_ODD[4]/LVB1P/[VX1_3+]
AJ32
R_ODD[3]/LVB2N/[VX1_4-]
AK32
R_ODD[2]/LVB2P/[VX1_4+]
AK31
R_ODD[1]/LVBCLKN/[VX1_5-]
AL32
R_ODD[0]/LVBCLKP/[VX1_5+]
AL31
G_ODD[7]/LVB3N/[VX1_6-]
AK30
G_ODD[6]/LVB3P/[VX1_6+]
AL30
G_ODD[5]/LVB4N/[VX1_7-]
AK29
G_ODD[4]/LVB4P/[VX1_7+]
AL29
G_ODD[3]/LVA0N/[OSD_0-]
AK28
G_ODD[2]/LVA0P/[OSD_0+]
AM28
G_ODD[0]/LVA1P/[OSD_1+]
AL28
G_ODD[1]/LVA1N/[OSD_1-]
AK27
B_ODD[7]/LVA2N/[OSD_2-]
AK26
B_ODD[6]/LVA2P/[OSD_2+]
AL26
B_ODD[5]/LVACLKN/[OSD_3-]
AM26
B_ODD[4]/LVACLKP/[OSD_3+]
AK25
B_ODD[3]/LVA3N/[LOCKN]
AL25
B_ODD[2]/LVA3P/[HTPDN]
AK24
B_ODD[1]/LVA4N/[OSD_LOCKN]
AL24
B_ODD[0]/LVA4P/[OSD_HTPDN]
AK23
GPIO_PM[0]/GPIO10
AE2
GPIO_PM[3]/GPIO13
U6
GPIO_PM[4]/GPIO14
P4
GPIO_PM[7]/GPIO17
U5
GPIO_PM[8]/GPIO18
AE5
GPIO_PM[9]/GPIO19
AJ5
GPIO_PM[13]/GPIO23
AG6
GPIO_PM[1]/PM_UART1/GPIO11
P5
GPIO_PM[5]/PM_UART1/GPIO15
P6
GPIO_PM[11]/PM_UART0/GPIO21
AJ4
GPIO_PM[12]/PM_UART0/GPIO22
AH4
TESTPIN
G7
SPI1_DI/GPIO107
E13
SPI1_CK/GPIO106
D12
SPI2_DI/GPIO109
F11
SPI2_CK/GPIO108
D11
VSYNC_LIKE/GPIO105
E12
DIM0/GPIO110
D14
DIM1/GPIO111
E14
IC100
LGE5332(LM14A)
PCM_D[0]/GPIO147
AH14
PCM_D[1]/GPIO148
AG13
PCM_D[2]/GPIO149
AG12
PCM_D[3]/GPIO119
AK22
PCM_D[4]/GPIO120
AK21
PCM_D[5]/GPIO121
AL21
PCM_D[6]/GPIO122
AM23
PCM_D[7]/GPIO123
AH20
PCM_A[0]/GPIO146
AG14
PCM_A[1]/GPIO145
AL20
PCM_A[2]/GPIO143
AG15
PCM_A[3]/GPIO142
AH15
PCM_A[4]/GPIO141
AM19
PCM_A[5]/GPIO139
AJ17
PCM_A[6]/GPIO138
AJ16
PCM_A[7]/GPIO137
AH17
PCM_A[8]/GPIO131
AM20
PCM_A[9]/GPIO129
AH19
PCM_A[10]/GPIO125
AJ20
PCM_A[11]/GPIO127
AK20
PCM_A[12]/GPIO136
AG17
PCM_A[13]/GPIO132
AJ19
PCM_A[14]/GPIO133
AG18
PCM_IRQA_N/GPIO135
AH18
PCM_OE_N/GPIO126
AM22
PCM_IORD_N/GPIO128
AG20
PCM_CE_N/GPIO124
AL22
PCM_WE_N/GPIO134
AK19
PCM_CD_N/GPIO151
AG21
PCM_RESET/GPIO150
AH16
PCM_REG_N/GPIO144
AJ14
PCM_IOWR_N/GPIO130
AG19
PCM_WAIT_N/GPIO140
AG16
EMMC_IO15/[GPIO]/GPIO189
C7
EMMC_IO17/[GPIO]/GPIO188
C6
EMMC_IO9/[EMMC_CMD]/GPIO183
C8
EMMC_IO14/[GPIO]/GPIO185
B8
EMMC_IO10/[EMMC_CLK]/GPIO186
A9
EMMC_IO16/[GPIO]/GPIO187
B7
EMMC_IO11/[EMMC_RSTN]/GPIO190
B9
EMMC_IO12/[GPIO]/GPIO184
A8
EMMC_IO8/[NAND-DQS]/GPIO191
C9
EMMC_IO13/[GPIO]/GPIO217
B6
EMMC_IO6/[EMMC_D6]/GPIO221
C10
EMMC_IO7/[EMMC_D7]/GPIO220
B11
EMMC_IO2/[EMMC_D2]/GPIO219
A11
EMMC_IO1/[EMMC_D1]/GPIO218
C11
EMMC_IO0/[EMMC_D0]/GPIO194
A12
EMMC_IO3/[EMMC_D3]/GPIO193
B12
EMMC_IO4/[EMMC_D4]/GPIO192
C12
EMMC_IO5/[EMMC_D5]/GPIO222
B13
TS1_D0/GPIO182
AH13
TS1_D1/GPIO181
AG11
TS1_D2/GPIO180
AG10
TS1_D3/GPIO179
AJ11
TS1_D4/GPIO178
AH10
TS1_D5/GPIO177
AJ13
TS1_D6/GPIO176
AG9
TS1_D7/GPIO175
AH9
TS1_CLK/GPIO172
AH11
TS1_VLD/GPIO174
AJ10
TS1_SYNC/GPIO173
AH12
TS0_D0/GPIO161
AK17
TS0_D1/GPIO162
AL18
TS0_D2/GPIO163
AK18
TS0_D3
AL15
TS0_D4/GPIO165
AL16
TS0_D5/GPIO166
AK15
TS0_D6/GPIO167
AM16
TS0_D7/GPIO168
AK16
TS0_CLK/GPIO171
AL19
TS0_VLD/GPIO169
AM17
TS0_SYNC/GPIO170
AL17
TS3_D0/GPIO206
AH23
TS3_D1/GPIO207
AH27
TS3_D2/GPIO208
AJ23
TS3_D3/GPIO209
AG27
TS3_D4/GPIO210
AH24
TS3_D5/GPIO211
AH26
TS3_D6/GPIO212
AJ25
TS3_D7/GPIO213
AG26
TS3_CLK/GPIO216
AH25
TS3_VLD/GPIO214
AJ26
TS3_SYNC/GPIO215
AG24
GPIO8/[TS4_D[0]]/GPIO63
AJ28
GPIO5/[TS4_CLK]/GPIO60
AG28
GPIO7/[TS4_VLD]/GPIO62
AJ29
GPIO6/[TS4_SYNC]/GPIO61
AG29
VIFP
AL2
VIFM
AM2
SIFP
AK1
SIFM
AK2
IFAGC
AK3
TGPIO0/GPIO157
AJ1
TGPIO1/GPIO158
AJ2
TGPIO2/SCK1/GPIO159
R4
TGPIO3/SDA1/GPIO160
R5
NC_1
AM7
NC_2
AL7
NC_3
AM8
NC_4
AK7
NC_5
AL5
GPIO34/GPIO89
AM5
NC_6
M7
I2C for LCD Module
I2C for URSA9 (URSA9 Only)
T2
BR
LCD
Vx1
10
EPI
GCLK
T-con I2C
BIT10
DDTS_Debug
Close to MSTAR
BR
ATSC NIM+T2
SM_RST
ISDB PIP
BIT(2/3)
LOCK
Protocol
Low
BIT9
Default
KR
T2/C PIP
00
EU/CIS
NVRAM
CN/HK
I2C for NAVRAM
T/C
LM14A+URSA9
Close to MSTAR
TW/COL
High
Resolution
FB
I2C for Main Amp / Woofer AMP
JP
SM_VCC
ATSC+T2 01
DTV_IF
BIT5
OPT_P
Default
V-BY-ONE
16Kbit
SM_CD
BIT4
10
SM_IO
North.AM
LM14A UF68/64
A0’h
I2C PULL UP
Low
ISDB INT
DPM
OLED
20150123 version
LM14 HW Option
Mstar Debug
ATSC
11 OS(DDR)
I2C for tuner
DVB
MCLK
11
Display
4_Division
POL
ATSC
T/C
LM14A UF74
Write Protection
- Low : Normal Operation
- High : Write Protection
I2C for tuner&LNB
NON_Division
High
SM_Vsel
T2/C/S2 PIP
LM14A_ONLY
GST
JP
T2/C
CI
ATSC PIP
Division
Default
T
BIT11
Value Mode Description
4’b1000 SB51_ExtSPI 51 boot from SPI
4’b1001 HEMCU_ExtSPI ARM boot from SPI
4’b1010 HEMCU_ROM_EMMC ARM boot from ROM; outer storage is eMMC
4’b1011 HEMCU_ROM_NAND ARM boot from ROM; outer storage is NAND
4’b1100 DBUS for test only
4’b0000 SB51_ Authentication 51 boot from SPI with ARM authentication
4’b0001 SB51_ Authentication HEMCU_ Authentication
4’b0011 HEMCU_RO Authentication ARM boot from ROM with authentication;
RS232C_Debug
00
TW/COL KR
I2C for Micom
FHD
SOE
BIT8
GPIO PULL UP
CHIP_CONFIG[3:0]
{LED1, SPI_DI,LED0, PWM_PM}
JP
HCONV
32Kbit
SM_CLK
E/O
T2/C PIP
EU
ANALOG SIF
T2/C/S2
AJJA
UHD
US
01
EPI
T2/C/S2
AJJA
CN/HK
OLED
Interface
ISDB EXT
CHIP CONFIG
BIT(0/1)
WebOS Lite WebOS
10
LM14A+URSA11
4K@120Hz
11
B/E(FRC)
00
LM14A only
01
BIT(6/7)
N/A
LM14A+URSA11
4K@60Hz
BSD-15Y-LM14A-001_00-HD