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9-4-7 Tuner
1'st Source : TCL
ST42WS-17-E (394GNPALALL53L)_ SCL-Tr <1000ns*90%
2'nd Source : LGIT TDSY-G480D (394GPASEBIL03G)_ SCL-Tr <300ns*90%
TU103
T2 TUNER
LGTuner with DVB-C/T/T2
8
1
TH1
Ant. PWR
9
TH2
10
2
TH3
+B1(+3.3V)
11
TH4
12
3
TUN_SDA
TH5
SDA
13
TH6
4
TUN_SCL
SCL
5
TUN_DIF-#T2
DIF(N)
6
TUN_DIF+#T2
DIF(P)
7
IF_AGC_T
R4183 100OHM
IF AGC
100NF 16V
C4127
TPV: change TU102 parts number follow LG. 12/30
1'st Source :LG TDQS-A701F
(394GPASEBIL04G)
2'nd Source :TCL TUNER EU ()
TU102
TPV: change TU103 parts number follow LG. 1/6
S2 TUNER
LGTuner with DVB-S/S2
C4133
1NF 50V
12
1
VCC_LNBA
TH1
LNB A
13
TH2
14
2
TH3
NC
15
TH4
3
+3V3_VCC_S2
TU3.3V
4
NC
5
QP Output
6
IP Output
7
NC
8
AGC
9
X-OUT
10
SDA
11
SCL
R4188
C4147
C4150
R4189
+3.3V_TU
4
+3.3V_TU
FB402
+3.3V_TU
1
2
120R 3A
C4125
C4103
100NF 16V
10UF 6.3V 20%
T2 Tuner IFAGC
IFAGC_T
IFAGC_T
4
Close Tuner
+3.3V_TU
FB412
1
2
120R 3A
C4138
C4139
100NF 16V
10UF 6.3V 20%
R4199
4
QM_S_1
0R05 1/16W
R4205
4
QP_S_1
0R05 1/16W
R4210
4
IP_S_1
0R05 1/16W
R4212
4
IM_S_1
0R05 1/16W
R4196
IFAGC_S 4
0R05 1/16W
CLOSE TO TUNER
M-SDA
R4202
22 OHM 1/16W
M-SCL
R4204
22 OHM 1/16W
C4151
C4152 C4153
DVB-C/T/T2 DIF
C4118
NC/10PF 50V
TUN_DIF-#T2
R4174
R4175
0R05 1/16W
0R05 1/16W
TUN_DIF+#T2
R4178
R4179
0R05 1/16W
0R05 1/16W
C4123
NC/10PF 50V
CLOSE TO TUNER
Tuner control I2C
TUN_SDA
R4186
22 OHM 1/16W
TUN_SCL
R4187
22 OHM 1/16W
C4129
C4128
NC/22PF 50V
NC/22PF 50V
+12V_Normal
LNB POWER SUPPLY
C4130
100NF 25V
C4140
R4190
C4136 220NF 16V
3.3NF 50V
60.4K 1%
11
12
+12V_Normal
10
LNB_EN
R4191
NC/10K
+3.3V_TU
R4192
NC/10K
LNB_LINEDROP
PWM1/13/18V_SW
14
R4193
NC/10K
R4198
R4200
10K
10K
3,4,5,6,7,8,10,11,12,13,14
GND
+12V_Normal
+12V_Normal
3,4,5,10
+5V_Normal
C4119
NC/10PF 50V
R4176
DIF-
4
R
0R05 1/16W
R4177
10UF 6.3V 20%
NC/180R
R4180
DIF+
4
0R05 1/16W
R
C4124
NC/10PF 50V
from scaler
4,10
M-SDA
4,10
M-SCL
CLOSE TO TUNER
D4003
L403
10uH
1
2
C4131
C4132
C4134
C4135
SM240A
10UF 16V
U415
MP8124GD
Z
8
4
C4142
AGND
PGND
3
BY PASS
SW
5
VDD
BST
6
COMP
VBOOST
2
7
100NF 25V
EN
VOUT
1
LINEDROP
C4146
9
TCAP
13
13V/18V
EXTM
C4145
22nF 10% 50V
100nF 35V
R4201
DISEQC_OUT
DISEQC
33 OHM 1/16W
TUNER POWER
+3.3V_TU
U414
AZ1117CH-3.3TRG1
3
2
VIN
VOUT
C4122
C4121
C4120
100NF 16V
10UF 6.3V 20%
LNB_EN
LNB_EN
4
PWM1/13/18V_SW
PWM1/13/18V_SW 4
LINEDROP:
13/18V_SW:
LNB_EN:
Low: 13/18V
High: 18V
Low: dis able
High:
Low: 13V
High: enable
14/19V
ESD & Surge
Protect
VCC_LNBA
R4194 R4195
R4197
D4004
ZD4005
SM240A
NC/AZ6518-01F.R7G
4
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