LG 50UH5500 Service Manual page 58

TU_A_BR
TU_S_US
TU6703 TU6700
TDJA-T301F TDJS-H301F
SCL_RF SCL_RF
1 1
SDA_RF SDA_RF
2 2
B1[+3.3V_RF] B1[+3.3V_RF]
3 3
CVBS CVBS
4 4
IF_AGC IF_AGC
5 5
SIF SIF
6 6
IF[N] IF[N]
7 7
IF[P] IF[P]
8 8
9 9
SHIELD SHIELD
26
LNB_OUT
27
TU_N_KR
TU_N_CO
TU6701-*1 TU6701-*2
TDJN-H203F TDJN-K301F
SCL_RF SCL_RF
1
1
SDA_RF SDA_RF
2
2
B1[+3.3V] B1[+3.3V]
3
3
CVBS CVBS
4
4
AIF_AGC AIF_AGC
5
5
SIF SIF
6
6
AIF[N]
AIF[N]
7
7
AIF[P]
AIF[P]
8
8
GND_1
GND_1
9
9
RESET_DEMOD
RESET_DEMOD
10
10
B2[+3.3V]
B2[+3.3V]
11
11
F22_OUTPUT
F22_OUTPUT
12
12
B3[+1.2V]
B3[+1.2V]
13 13
ERROR
ERROR
14 14
MCLK
MCLK
15 15
SYNC
SYNC
16 16
VALID
VALID
17 17
DATA0
DATA0
18 18
DATA1
DATA1
19 19
DATA2
DATA2
20 20
DATA3
DATA3
21 21
DATA4 DATA4
22 22
DATA5 DATA5
23 23
LNB
LNB
26 DATA6 26 DATA6
24 24
GND_2
GND_2
27 DATA7 27 DATA7
25
25
28
28
SHIELD SHIELD
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_N_EU TU_N_CH
TU6701 TU6704
TDJN-G301D TDJN-C301D
SCL_RF SCL_RF
1 1
SDA_RF SDA_RF
2 2
B1[+3.3V_RF] B1[+3.3V_RF]
3 3
CVBS CVBS
4 4
IF_AGC IF_AGC
5 5
SIF SIF
6 6
IF[N] IF[N]
7 7
IF[P] IF[P]
8 8
GND_1 GND
9 9
RESET_DEMOD RESET_DEMOD
10 10
B2[+3.3V_DEMOD] B2[+3.3V_DEMOD]
11 11
F22 NC
12 12
B3[+1.2V_DEMOD] B3[+1.2V_DEMOD]
13 13
ERROR ERROR
14 14
MCLK MCLK
15 15
SYNC SYNC
16 16
VALID VALID
17 17
D0 D0
18 18
D1 D1
19 19
D2 D2
20 20
D3 D3
21 21
D4 D4
22 22
D5 D5
23 23
LNB
26 D6 D6
24 24
GND_2
27 D7 D7
25 25
28 26
TU_N_AJ
SHIELD TU6701-*3 SHIELD
TDJN-G305D
SCL_RF
1
SDA_RF
2
B1[+3.3V_RF]
3
CVBS
4
IF_AGC
5
SIF
6
IF[N]
7
IF[P]
8
GND_1
9
RESET_DEMOD
10
B2[+3.3V_DEMOD]
11
NC
12
B3[+1.2V_DEMOD]
13
ERROR
14
MCLK
15
SYNC
16
VALID
17
D0
18
D1
19
D2
20
D3
21
D4
22
D5
23
LNB
26 D6
24
GND_2
27 D7
25
28
SHIELD
I2C_SCL5_TU
I2C_SDA5_TU
+3.3V_LNA_TU
TU_CVBS_TU
IF_AGC_TU
TU_SIF_TU
IF_N_TU
IF_P_TU
/TU_RESET1_TU
+3.3V_TU
LNB_TX
D_Demod_Core
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_1_DATA[4]
FE_DEMOD1_TS_1_DATA[5]
FE_DEMOD1_TS_1_DATA[6]
FE_DEMOD1_TS_1_DATA[7]
0 R6702
FE_DEMOD1_TS_CLK_1 FE_DEMOD1_TS_CLK
0 R6703
FE_DEMOD1_TS_SYNC_1 FE_DEMOD1_TS_SYNC
0 R6704
FE_DEMOD1_TS_VAL_1 FE_DEMOD1_TS_VAL
0 R6705
FE_DEMOD1_TS_DATA0_1 FE_DEMOD1_TS_DATA[0]
0 R6712
TU_N/D_NON_JP
FE_DEMOD1_TS_1_DATA[4] FE_DEMOD1_TS_DATA[4]
0 R6713
TU_N/D_NON_JP
FE_DEMOD1_TS_1_DATA[5] FE_DEMOD1_TS_DATA[5]
0 R6714
TU_N/D_NON_JP
FE_DEMOD1_TS_1_DATA[7] FE_DEMOD1_TS_DATA[7]
0 R6715
TU_N/D_NON_JP
FE_DEMOD1_TS_1_DATA[6] FE_DEMOD1_TS_DATA[6]
Close to Tuner
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16
17
18
19
20
21
22
23
24
25
PCM_5V_CTL
SMARTCARD_DATA
SMARTCARD_RST
CAM_IREQ_N
SMARTCARD_DET
SMARTCARD_CLK
/TU_RESET2
SMARTCARD_PWR_SEL
FE_DEMOD2_TS_ERROR
K2H
TU_SYMBOL_H
2014-09-11
19
LGE Internal Use Only