LG 49UF6430 Service Manual page 46

TDJH-G301D
TU6705-*1
TDJH-G301D
A1
+3.3V A1
1
NC_1
2
IF_AGC
3
SCL_RF
4
SDA_RF
5
IF[P]
6
IF[N]
7
SIF
8
CVBS
9
A1 B1
A1 B1
47
SHIELD
EMS Page --> Sheet : 135
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.
Copyright 2015 LG Electronics Inc. All rights reserved.
Only for training and service purposes
TU_H_US
TU_H_BR
TU6705 TU6701
TDJH-H301F TDJK-T301F
+3.3V +3.3V
1 1
NC_1 NC
2 2
DIF_AGC DIF_AGC
3 3
SCL_RF SCL_RF
4 4
SDA_RF SDA_RF
5 5
DIF[P] DIF[P]
6 6
DIF[N] DIF[N]
7 7
SIF SIF
8 8
CVBS CVBS
9 9
B1 A1 B1
B1 A1 B1
47 47
SHIELD SHIELD
TU_H_T2_CO
TU6704-*1
TDJM-K301F
+3.3V
1
NC_1
2
NC_2
3
SCL_RF
4
SDA_RF
5
NC_3
6
NC_4
7
SIF
8
CVBS
9
NC_5
10
+3.3V_RF
11
ERROR
12
GND_1
13
MCLK
14
SYNC
15
VAILD
16
D0
17
D1
18
D2
19
D3
20
D4
21
D5
22
D6
23
D7
24
RESET_DEMOD
25
+3.3V_DEMOD
26
SCL_DEMOD
27
+1.2V_DEMOD
28
NC_6
29
SDA_DEMOD
30
A1 B1
A1 B1
47
SHIELD
TU_H_T2_KR TU_M_EU
TU6704
TDJM-H401F
+3.3V
1
NC_1
2
NC_2
3
SCL_RF
4
SDA_RF
5
NC_3
6
NC_4
7
SIF
8
CVBS
9
NC_5
10
+3.3V_RF
11
ERROR
12
GND_1
13
MCLK
14
SYNC
15
VAILD
16
D0
17
D1
18
D2
19
D3
20
D4
21
D5
22
D6
23
D7
24
RESET_DEMOD
25
+3.3V_DEMOD
26
SCL_DEMOD
27
+1.2V_DEMOD
28
NC_6
29
SDA_DEMOD
30
A1 B1
A1 B1
47
A1
SHIELD A1
TDJM-C401D TDJM-B301F
TU_M_AJ
TU6702-*4 TU6702-*3 TU6702-*2
TDJM-C401D TDJM-B301F TDJM-G305D
+3.3V +3.3V +3.3V
1 1 1
NC_1 NC_1 NC_1
2 2 2
NC_2 NC_2 NC_2
3 3 3
SCL_RF SCL_RF SCL_RF
4 4 4
SDA_RF SDA_RF SDA_RF
5 5 5
NC_3 NC_3 NC_3
6 6 6
NC_4 NC_4 NC_4
7 7 7
SIF SIF SIF
8 8 8
CVBS CVBS CVBS
9 9 9
NC_5 NC_5 NC_5
10 10 10
+3.3V_RF +3.3V_RF +3.3V_RF
11 11 11
ERROR ERROR ERROR
12 12 12
GND_1 GND_1 GND_1
13 13 13
MCLK MCLK MCLK
14 14 14
SYNC SYNC SYNC
15 15 15
VAILD VAILD VAILD
16 16 16
D0 D0 D0
17 17 17
D1 D1 D1
18 18 18
D2 D2 D2
19 19 19
D3 D3 D3
20 20 20
D4 D4 D4
21 21 21
D5 D5 D5
22 22 22
D6 D6 D6
23 23 23
D7 D7 D7
24 24 24
RESET_DEMOD RESET_DEMOD RESET_DEMOD
25 25 25
+3.3V_DEMOD +3.3V_DEMOD +3.3V_DEMOD
26 26 26
SCL_DEMOD SCL_DEMOD SCL_DEMOD
27 27 27
+1.2V_DEMOD +1.2V_DEMOD +1.2V_DEMOD
28 28 28
NC_6 NC_6 NC_6
29 29 29
SDA_DEMOD SDA_DEMOD SDA_DEMOD
30 30 30
A1 B1 A1 B1 A1 B1 A1
A1 B1 A1 B1 A1 B1 A1
47 47 47
SHIELD SHIELD SHIELD
TU6702
TDJM-G301D
+3.3V
1
NC_1
2
AIF_AGC
3
SCL_RF
4
SDA_RF
5
AIF[P]
6
AIF[N]
7
SIF
8
CVBS
9
NC_2
10
+3.3V_RF
11
ERROR
12
GND_1
13
MCLK
14
SYNC
15
VALID
16
D0
17
D1
18
D2
19
D3
20
D4
21
D5
22
D6
23
D7
24
RESET_DEMOD
25
+3.3V_DEMOD
26
SCL_DEMOD
27
+1.2V_DEMOD
28
NC_3
29
SDA_DEMOD
30
LNB
31
GND
32
B1
B1
47
SHIELD
TU_M_CN
TU6702-*1
TDJM-C301D
B1[+3.3V]
1
RF_SW_CTL
2
NC_1
3
SCL_RF
4
SDA_RF
5
NC_2
6
NC_3
7
SIF
8
CVBS
9
NC_4
10
NC_5
11
ERROR
12
GND_1
13
MCLK
14
SYNC
15
VAILD
16
D0
17
D1
18
D2
19
D3
20
D4
21
D5
22
D6
23
D7
24
RESET_DEMOD
25
B2[+3.3V]
26
SCL_DEMOD
27
B3[+1.1V]
28
NC_6
29
SDA_DEMOD
30
B1
B1
47
SHIELD
UF64/6800
TU_SYMBOL_H
1
+3.3V_LNA_TU
2
RF_SWITCH_CTL_TU
3
IF_AGC_TU
4
I2C_SCL5_TU
5
I2C_SDA5_TU
6
IF_P_TU
7
IF_N_TU
8
TU_SIF_TU
9
TU_CVBS_TU
10
11
+3.3V_TU
12
FE_DEMOD1_TS_ERROR
13
14
FE_DEMOD1_TS_CLK
FE_DEMOD1_TS_SYNC
16
FE_DEMOD1_TS_VAL
17
FE_DEMOD1_TS_DATA[0]
18
FE_DEMOD1_TS_DATA[1]
19
FE_DEMOD1_TS_DATA[2]
20
FE_DEMOD1_TS_DATA[3]
21
FE_DEMOD1_TS_DATA[4]
22
FE_DEMOD1_TS_DATA[5]
23
FE_DEMOD1_TS_DATA[6]
24
FE_DEMOD1_TS_DATA[7]
25
/TU_RESET1_TU
26
+3.3V_DEMOD_TU
27
I2C_SCL2_TU
D_Demod_Core
LNB_TX
30
I2C_SDA2_TU
31
LNB_OUT
32
33
34
35
36
40
41
42
43
44
45
46
47
48
49
2015-01-05
67
LGE Internal Use Only