LG 86UH9500 Service Manual page 83

TU_H_MX TDJH-G301D
TU6705-*2 TU6705-*1
TDJH-H302F TDJH-G301D
+3.3V +3.3V
1 1
NC_1 NC_1
2 2
IF_AGC IF_AGC
3 3
SCL SCL_RF
4 4
SDA SDA_RF
5 5
IF[P] IF[P]
6 6
IF[N] IF[N]
7 7
SIF SIF
8 8
CVBS CVBS
9 9
A1 B1 A1 B1
A1 B1 A1 B1
47 47
SHIELD SHIELD
TUNER EMS GND, Place to Bottom
C6706
C6705 C6707
3300pF 3300pF 3300pF
630V
630V 630V
OPT OPT
OPT
GND_A
TUNER EMS GND SEPERATION, Top
TU_GND_A4_22nF
C6701
TU_GND_A2_1nF TU_GND_A3_0ohm
0.022uF
VA6700 TU_GND_A1_0ohm
C6700
R6701
630V
SG300Q R6700
1000pF 0
TU_GND_A5_22ohm
GDT_KR 0
630V
R6702
22
TU_GND_A2_22nF
TU_GND_A1_1nF
TU_GND_A3_22nF
R6700-*1
C6700-*1
R6701-*1
TU_GND_A4_1nF
1000pF 0.022uF
0.022uF
C6701-*1
630V
630V 630V
1000pF
630V
TU_GND_A2_0ohm
C6700-*2
0
GND_A
TU_GND_A EU/CIS AJJA TW/COL CN/HK
GND A_1
0 ohm
GND A_2
X
0 ohm
GND A_3
GND A_4 X
X
GND A_5
TU_GND_B EU/CIS AJJA TW/COL CN/HK
GND B_1 X
X
GND B_2
0 ohm
GND B_3
GND B_4 X
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 2016 LG Electronics Inc. All rights reserved.
Only for training and service purposes
TU_H_US
TU6705
TDJH-H301F
+3.3V
1
NC_1
2
DIF_AGC
3
SCL_RF
4
SDA_RF
5
DIF[P]
6
DIF[N]
7
SIF
8
CVBS
9
A1 B1 A1
A1 B1 A1
47 47
SHIELD
C6708 C6709 C6710
1000pF
1000pF 1000pF
630V 630V 630V
OPT OPT OPT
GND_B
TU_GND_B1_22nF
C6702
0.022uF
VA6701
TU_GND_B3_1nF TU_GND_B4_1nF
630V
C6703 C6704 SG300Q
TU_GND_B2_22ohm 1000pF 1000pF
GDT NON_BR/TW/CO/MX
R6703 630V 630V
22
TU_GND_B2_0ohm
TU_GND_B3_22nF TU_GND_B4_22nF
C6703-*1 C6704-*1
0
0.022uF 0.022uF
R6703-*1
630V 630V
TU_GND_B4_0ohm
TU_GND_B3_0ohm
C6704-*2
C6703-*2
0
0
GND_B
KR North.AM BR JP
0 ohm
X
0 ohm
X
X
KR North.AM BR JP
X
X
0 ohm
X
TU_H_BR TU_M_T2_KR
TU6704
TU6701
TDJM-H401F
TDJK-T301F
+3.3V +3.3V
1 1
NC NC_1
2 2
DIF_AGC NC_2
3
3
SCL_RF SCL_RF
4
4
SDA_RF SDA_RF
5
5
DIF[P] NC_3
6
6
DIF[N] NC_4
7
7
SIF SIF
8
8
CVBS CVBS
9
9
NC_5
10
B1 +3.3V_RF
11
B1
ERROR
12
GND_1
13
SHIELD
MCLK
14
TU_H_T2_CO
SYNC
TU6704-*1 15
TDJM-K302F
VAILD
+3.3V
1
16
NC_1
2
NC_2
3
D0
SCL_RF
4 17
SDA_RF
5
NC_3
6
D1
NC_4
7
18
SIF
8
CVBS
9
D2
NC_5
10
19
+3.3V_RF
11
ERROR
12
D3
GND_1
13
20
MCLK
14
SYNC
15
D4
VAILD
16
21
D0
17
D1
18
D5
D2
19
22
D3
20
D4
21
D6
D5
22
23
D6
23
D7
24
D7
RESET_DEMOD
25
24
+3.3V_DEMOD
26
SCL_DEMOD
27
RESET_DEMOD
+1.2V_DEMOD
28
25
NC_6
29
SDA_DEMOD
30
+3.3V_DEMOD
26
A1 B1
A1 B1
47
SCL_DEMOD
SHIELD
27
+1.2V_DEMOD
28
NC_6
29
SDA_DEMOD
30
A1 B1
A1 B1
47
SHIELD
TDJM-C401D
A1
A1
TU_M_EU
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
A1 B1
A1 B1
47
SHIELD
TDJM-B301F
TU_M_AJ TU_M_CN
TU6702-*4 TU6702-*3 TU6702-*2 TU6702-*1
TDJM-C401D TDJM-B301F TDJM-G305D TDJM-C301D
+3.3V +3.3V +3.3V B1[+3.3V]
1 1 1 1
NC_1 NC_1 NC_1 RF_SW_CTL
2 2 2 2
NC_2 NC_2 NC_2 NC_1
3 3 3 3
SCL_RF SCL_RF SCL_RF SCL_RF
4 4 4 4
SDA_RF SDA_RF SDA_RF SDA_RF
5 5 5 5
NC_3 NC_3 NC_3 NC_2
6 6 6 6
NC_4 NC_4 NC_4 NC_3
7 7 7 7
SIF SIF SIF SIF
8 8 8 8
CVBS CVBS CVBS CVBS
9 9 9 9
NC_5 NC_5 NC_5 NC_4
10 10 10 10
+3.3V_RF +3.3V_RF +3.3V_RF NC_5
11 11 11 11
ERROR ERROR ERROR ERROR
12 12 12 12
GND_1 GND_1 GND_1 GND_1
13 13 13 13
MCLK MCLK MCLK MCLK
14 14 14 14
SYNC SYNC SYNC SYNC
15 15 15 15
VAILD VAILD VAILD VAILD
16 16 16 16
D0 D0 D0 D0
17 17 17 17
D1 D1 D1 D1
18 18 18 18
D2 D2 D2 D2
19 19 19 19
D3 D3 D3 D3
20 20 20 20
D4 D4 D4 D4
21 21 21 21
D5 D5 D5 D5
22 22 22 22
D6 D6 D6 D6
23 23 23 23
D7 D7 D7 D7
24 24 24 24
RESET_DEMOD RESET_DEMOD RESET_DEMOD RESET_DEMOD
25 25 25 25
+3.3V_DEMOD +3.3V_DEMOD +3.3V_DEMOD B2[+3.3V]
26 26 26 26
SCL_DEMOD SCL_DEMOD SCL_DEMOD SCL_DEMOD
27 27 27 27
+1.2V_DEMOD +1.2V_DEMOD +1.2V_DEMOD B3[+1.1V]
28 28 28 28
NC_6 NC_6 NC_6 NC_6
29 29 29 29
SDA_DEMOD SDA_DEMOD SDA_DEMOD SDA_DEMOD
30 30 30 30
B1 A1 B1 A1 B1 A1 B1
B1 A1 B1 A1 B1 A1 B1
47 47 47 47
SHIELD SHIELD SHIELD SHIELD
+3.3V_TU
RF_SWITCH_CTL_TU
IF_AGC_TU
I2C_SCL5_TU
I2C_SDA5_TU
IF_P_TU
IF_N_TU
TU_SIF
TU_CVBS_TU
+3.3V_D_TU
FE_DEMOD1_TS_ERROR
FE_DEMOD1_TS_CLK_1
FE_DEMOD1_TS_SYNC_1
FE_DEMOD1_TS_VAL_1
FE_DEMOD1_TS_DATA0_1
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]
/TU_RESET1_TU
+3.3V_DEMOD_TU
I2C_SCL3_TU
D_Demod_Core
LNB_TX
I2C_SDA3_TU
LNB_OUT
TU_SYMBOL 2012.09.14
73
LGE Internal Use Only