LG 47GA7900-UA (CHASSIS:LA37G) Service Manual ▷ View online
THERMAL
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.
SIGN1100135
SIGN1100136
SIGN1100137
SIGN1100138
SIGN1100139
SIGN1100140
SIGN1100142
SIGN1100143
I2C_SCL4
LNB_OUT
R6903
36K
36K
1/16W
1%
1%
LNB
C6904
0.1uF
50V
0.1uF
50V
LNB
C6910
0.1uF
50V
0.1uF
50V
LNB
D6903-*1
40V
LNB_SX34
D6904-*1
40V
LNB_SX34
+12V
C6905
10uF
25V
10uF
25V
LNB
C6903
0.01uF
50V
LNB
C6906
10uF
25V
10uF
25V
LNB
A_GND
C6907
10uF
25V
10uF
25V
LNB
LNB_TX
R6901
33
LNB
D6900
LNB
A_GND
C6911
0.22uF
LNB
L6900
33UH
SP-7850_33
LNB
R6900
2.2K
1W
2.2K
1W
LNB
D6901
30V
MBR230LSFT1G
LNB
I2C_SDA4
C6909
10uF
25V
10uF
25V
LNB
A_GND
C6908
0.1uF
LNB
D6904
40V
LNB_SMAB34
A_GND
A_GND
C6902
0.22uF
25V
LNB
D6903
40V
LNB_SMAB34
R6904
0
R6902
33
LNB
A_GND
C6912
0.1uF
LNB
D6902
30V
LNB
C6900
18pF
18pF
LNB
C6901
33pF
33pF
LNB
IC6900
A8303SESTR-T
DEV_LNB_A8303
1
VCP
3
NC_1
7
SCL
9
ADD
10
TONECTRL
11
TCAP
12
ISET
13
VREG
14
GND
15
VIN
16
LX
17
GNDLX
18
NC_2
19
NC_3
20
BOOST
5
TDO
8
SDA
6
IRQ
4
TDI
2
LNB
21
[EP]GND
(Option:LNB)
DVB-S2 LNB Part Allegro
Input trace widths should be sized to conduct at least 3A
Ouput trace widths should be sized to conduct at least 2A
69
LNB
2011.11.21
Surge protectioin
close to Boost pin(#1)
Max 1.3A
2.4A
2A
close to VIN pin(#15)
3A
Close to Tuner
Caution!! need isolated GND
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.
TXC3N
TXACLKN
C7102
0.1uF
50V
0.1uF
50V
OPT
TXA0N
C7100
10uF
16V
10uF
16V
OPT
TXC2N
TXCCLKP
TXA1P
TXBCLKN
PANEL_VCC
TXA2P
TXD3N
TXC2P
TXC4N
TXCCLKN
TXD4N
R7103
10K
10K
BIT_SEL_LOW
TXB1P
TXB2P
TXB0N
TXA4N
TXB4P
TXBCLKP
TXC0P
TXC1N
TXD2N
TXA1N
L7100
BLM18SG121TN1D
TXB1N
TXA3P
TXD0P
TXD1P
TXA2N
TXA4P
TXD3P
TXB0P
TXB2N
TXB3N
TXA3N
TXC4P
R7102
10K
LVDS_SEL_LOW
TXDCLKN
R7101
3.3K
LVDS_SEL_HIGH
TXC1P
TXACLKP
TXB4N
TXA0P
TXB3P
TXC0N
TXD1N
+3.3V_NORMAL
TXD4P
TXDCLKP
TXD0N
TXC3P
C7101
1000pF
50V
1000pF
50V
OPT
TXD2P
P7100
FI-RE51S-HF-J-R1500
1
NC
2
NC
3
NC
4
NC
5
NC
6
AUO_65_MIRROR
7
LVDS_SEL
8
NC
9
NC
10
TM120_ENABLE
11
GND
12
RA0N
13
RA0P
14
RA1N
15
RA1P
16
RA2N
17
RA2P
18
GND
19
RACLKN
20
RACLKP
21
GND
22
RA3N
23
RA3P
24
RA4N
25
RA4P
26
GND
27
BIT_SEL
28
RB0N
29
RB0P
30
RB1N
31
RB1P
32
RB2N
33
RB2P
34
GND
35
RBCLKN
36
RBCLKP
37
GND
38
RB3N
39
RB3P
40
RB4N
41
RB4P
42
GND
43
GND
44
GND
45
GND
46
GND
47
NC
48
VLCD
49
VLCD
50
VLCD
51
VLCD
52
GND
P7101
FI-RE41S-HF-J-R1500
G3S
1
NC
2
NC
3
NC
4
NC
5
NC
6
NC
7
NC
8
NC
9
GND
10
RC0N
11
RC0P
12
RC1N
13
RC1P
14
RC2N
15
RC2P
16
GND
17
RCCLKN
18
RCCLKP
19
GND
20
RC3N
21
RC3P
22
RC4N
23
RC4P
24
GND
25
GND
26
RD0N
27
RD0P
28
RD1N
29
RD1P
30
RD2N
31
RD2P
32
GND
33
RDCLKN
34
RDCLKP
35
GND
36
RD3N
37
RD3P
38
RD4N
39
RD4P
40
GND
41
GND
42
GND
R7105
33
PWM_DIM
R7104
33
+3.3V_NORMAL
R7106
3.3K
OPT
R7107
10K
BPL_IN
FRC3_FLASH_WP
I2C_BE_SDA1
I2C_BE_SCL1
FLASH_WP
LOCAL_DIM_EN
I2C_BE_SDA1
I2C_BE_SCL1
R7108
0
G3S
R7109
0
G3S
+3.5V_ST
C7103
10uF
10V
10uF
10V
SOC_RESET
P7102
12505WS-10A00
OPT
1
/TRST
2
TDI
3
TDO
4
TMS
5
TCK
6
/RST
7
RTCK
8
VCC
9
GND
10
GND
11
GND
C7104
0.1uF
OPT
TCK0
TDI0
TMS0
TDO0
+3.3V_NORMAL
TRST_N0
TCON_I2C
T-CON_EEPROM_WP
R7110
0
G3S
R7111
0
G3S
3D_EN
ODC_CTL
BIT_SEL
[51Pin LVDS OUTPUT Connector]
[41Pin LVDS OUTPUT Connector]
LVDS
LVDS_SEL
71
LVDS_HIGH_MID
2011.04.30
TM120_EN
Close to IC3000, pin#48
JTAG I/F FOR MAIN
will be deleted after DV_Set
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.
I2C_SCL1
L/DIM0_SCLK
R7601
10K
10K
L/DIM_OUT
+3.3V_NORMAL
L/DIM0_MOSI
R7607
4.7K
4.7K
L/DIM_OUT
R7606
33
L/DIM_OUT
P7600
12507WR-08L
L/DIM_OUT
1
2
3
4
5
6
7
8
9
I2C_SDA1
L/DIM0_VS
R7600
10K
OPT
10K
OPT
AR7600
33
1/16W
L/DIM_OUT
R7602
0
L/DIM_OUT
R7603
0
L/DIM_OUT
LOCAL DIMMING
[To LED DRIVER]
76
LOCAL DIMMING
2012.02.22
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.
EMMC_DATA[5]
EMMC_DATA[0]
EMMC_DATA[2]
EMMC_DATA[1]
EMMC_DATA[4]
EMMC_DATA[7]
EMMC_DATA[3]
EMMC_DATA[6]
DAT4
DAT6
EMMC_RST
3.3V_EMMC
DAT5
DAT4
DAT5
C8104
0.1uF
16V
0.1uF
16V
R8116
10K
DAT3
EMMC_CMD
C8103
2.2uF
10V
2.2uF
10V
EMMC_VCCQ
EMMC_DATA[0-7]
C8106
2.2uF
10V
2.2uF
10V
EMMC_VCCQ
C8107
10pF
50V
10pF
50V
OPT
DAT6
C8102
0.1uF
16V
0.1uF
16V
DAT3
R8117
10K
C8105
0.1uF
16V
0.1uF
16V
EMMC_CLK
EMMC_CLK_BALL
EMMC_CMD_BALL
EMMC_CMD_BALL
EMMC_CLK_BALL
EMMC_RESET_BALL
EMMC_RESET_BALL
EMMC_VDDI
EMMC_VDDI
DAT5
AR8100
22
1/16W
22
1/16W
AR8101
22
1/16W
22
1/16W
AR8102
22
R8100
10K
R8101
10K
R8102
10K
R8103
10K
R8104
10K
R8105
10K
R8106
10K
R8107
10K
C8100
0.1uF
16V
0.1uF
16V
OPT
R8103-*1
47K
R8104-*1
47K
R8105-*1
47K
R8106-*1
47K
R8100-*1
47K
R8102-*1
47K
R8107-*1
47K
R8101-*1
47K
IC8100
THGBM5G6A2JBAIR
TOSHIBA_EMMC_8G
DAT0
A3
DAT1
A4
DAT2
A5
DAT3
B2
DAT4
B3
DAT5
B4
DAT6
B5
DAT7
B6
CLK
M6
CMD
M5
RFU_1
A6
RFU_2
A7
NC_21
C5
RFU_3
E5
RFU_4
E8
RFU_5
E9
RFU_6
E10
RFU_7
F10
RFU_8
G3
RFU_9
G10
RFU_10
H5
RFU_11
J5
RFU_12
K6
RFU_13
K7
RFU_14
K10
RFU_15
P7
RFU_16
P10
RSTN
K5
VCCQ_1
C6
VCCQ_2
M4
VCCQ_3
N4
VCCQ_4
P3
VCCQ_5
P5
VCC_1
E6
VCC_2
F5
VCC_3
J10
VCC_4
K9
VDDI
C2
VSS_1
E7
VSS_2
G5
VSS_3
H10
VSS_4
K8
VSSQ_1
C4
VSSQ_2
N2
VSSQ_3
N5
VSSQ_4
P4
VSSQ_5
P6
NC_1
A1
NC_2
A2
NC_3
A8
NC_4
A9
NC_5
A10
NC_6
A11
NC_7
A12
NC_8
A13
NC_9
A14
NC_10
B1
NC_11
B7
NC_12
B8
NC_13
B9
NC_14
B10
NC_15
B11
NC_16
B12
NC_17
B13
NC_18
B14
NC_19
C1
NC_20
C3
NC_22
C7
NC_23
C8
NC_24
C9
NC_25
C10
NC_26
C11
NC_27
C12
NC_28
C13
NC_29
C14
NC_30
D1
NC_31
D2
NC_32
D3
NC_33
D4
NC_34
D12
NC_35
D13
NC_36
D14
NC_37
E1
NC_38
E2
NC_39
E3
NC_40
E12
NC_41
E13
NC_42
E14
NC_43
F1
NC_44
F2
NC_45
F3
NC_46
F12
NC_47
F13
NC_48
F14
NC_49
G1
NC_50
G2
NC_51
G12
NC_52
G13
NC_53
G14
NC_54
H1
NC_55
H2
NC_56
H3
NC_57
H12
NC_58
H13
NC_59
H14
NC_60
J1
NC_61
J2
NC_62
J3
NC_63
J12
NC_64
J13
NC_65
J14
NC_66
K1
NC_67
K2
NC_68
K3
NC_69
K12
NC_70
K13
NC_71
K14
NC_72
L1
NC_73
L2
NC_74
L3
NC_75
L12
NC_76
L13
NC_77
L14
NC_78
M1
NC_79
M2
NC_80
M3
NC_81
M7
NC_82
M8
NC_83
M9
NC_84
M10
NC_85
M11
NC_86
M12
NC_87
M13
NC_88
M14
NC_89
N1
NC_90
N3
NC_91
N6
NC_92
N7
NC_93
N8
NC_94
N9
NC_95
N10
NC_96
N11
NC_97
N12
NC_98
N13
NC_99
N14
NC_100
P1
NC_101
P2
NC_102
P8
NC_103
P9
NC_104
P11
NC_105
P12
NC_106
P13
NC_107
P14
11.09.29
81
eMMC
eMMC I/F
Don’t Connect Power At VDDI
(Just Interal LDO Capacitor)
EMMC DATA LINE 47K PULL/UP
EMMC DATA LINE
10K PULL/UP
10K PULL/UP
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