10.
Circuit Diagrams and PWB Layouts
10-3-11
Tuner/Demodulator
20000_511.eps
Tuner/Demodulator
B11
B11
2015-08-06
715G7030
Tuner/Demodulator
DEMOD_TSDATA0
CL
K
_
IN_
O
UT
DEMOD_TSDATA6
GND_Tuner
IN
T2_IF_N
DVDD3V3
GND_Tuner
QP
GND_Tuner
GND_Tuner
C224/C225/R240/R248
GND_Tuner
Yes
GND_Tuner
R245
NC/0R05 1/16W
R218
4K7 1/16W 5%
TUNER_LNB
R219
4K7 1/16W 5%
C212
NC/0.1uF 50V
+3V3_TUNER
RF_AGC_S2_TUNER
ADCINN_DEMOD
ADCINP_DEMOD
C220
NC/22UF 20% 6.3V
C221
NC/1nF 50V
C222
NC/1nF 50V
FB203
NC/120R
1
2
IF_AGC_5593
R2
3
0
4K
3
1/
16W
1
%
DEMOD_TSDATA7
R232
11K 1%
DEMOD POWER
C7
8
9
10
u
F
10V
C
766
1U
F
10
%
16V
U707
G9661
POK
1
VEN
2
VIN
3
VPP
4
NC
5
VO
6
ADJ
7
GND
8
E-Pad
9
+5V_SW
OSDA2
OSCL2
DV12
IP
C764
10uF 10V
R252
NC
Yes
C228
NC
GND_Tuner
TU202
TH1
12
TH2
13
TH3
14
TH4
15
LNB A
1
NC
2
TU3.3V
3
NC
4
QP Output
5
IP Output
6
NC
7
AGC
8
X-OUT
9
SDA
10
SCL
11
FB214
120R
1
2
R226
0R05 1/10W
R214
0R05 1/10W
ADCINP_DEMOD
11
+3V3_TUNER
DEMOD_RST
T
S
_T
2_D
Q5
T
S
_T
2_D
Q6
TS_T2_DQ7
S
2_T
U
N
_
S
CL
C254
NC/100NF 16V
R237
22R 1/16W 5%
C244
NC/6.8PF 50V
C243
NC/6.8PF 50V
X201
16MHZ
1
2
4
3
S
2_T
U
N
_
S
DA
NC
GND_Tuner
U201
Si2168-C50-GMR
MP_A
1
MP_B
2
GPIO_0
3
NC
4
NC
5
NC
6
VDD_Vcore
7
GND
8
VDD_VIO
9
SCL_Host
10
SDA_Host
11
TS_VLD
12
XTAL_O
32
RESETB
31
MP_D
30
MP_C
29
VDD_Vcore
28
GND
27
TS_ERR/GPIO_1
26
TSD7
25
T
S
_
S
YN
C
1
3
T
S
_C
LK
14
T
S
_D
0/
S
ER
15
T
S
_D
1
16
T
S
_D
2
17
T
S
_D
3
1
8
T
S
_D
4
19
VD
D
_Vc
ore
20
GN
D
21
VD
D
_VI
O
22
T
S
D5
2
3
T
S
D6
24
XTAL_I/CLK_IN
33
ADDR
34
GND
35
VDD_Vana
36
NC
3
7
NC
38
NC
3
9
NC
40
TC_
A
DC_
P
41
TC_
A
DC_
N
42
NC
4
3
CL
K
_
IN_
O
UT
44
S
DA
_
T
45
S
C
L_T
46
GN
D
47
VD
D
_Vc
ore
4
8
EP
a
d
49
+
1
.2
V
_
T2
T2_IF_P
T2_IF_N
R231
4K7 1/16W 5%
+1.2V_T2
C236
100NF 16V
+3.3V_T2
+
3
.3
V_T
2
C237
100NF 16V
+3.3VA_T2
C242
100NF 16V
C231
100NF 16V
R238
4K7 1/16W 5%
DVDD3V3
+1.2V_T2
+1
.2
V
_
T
2
C233
100NF 16V
C2
5
8
100N
F
16V
T2_IF_AGC_TUNER
C2
4
8
N
C
/10PF
50V
DEMOD_TSCLK
DEMOD_TSSY NC
T
S
_T
2_
S
YN
C
DEMOD_TSVAL
TS_T2_SY NC
QN
TS_T2_CLK
TS_T2_VAL
R235
22R 1/16W 5%
R233
22R 1/16W 5%
C2
38
N
C
/22PF
50V
R234
22R 1/16W 5%
S2_SCL
T
S
_T
2_C
LK
T
S
_T
2_D
Q1
T
S
_T
2_D
Q0
C
246
N
C
/10PF
50V
C
247
N
C
/10PF
50V
NC
OSCL2
C232
100NF 16V
OSDA2
IP
DISEQC_OUT
LNB_EN
13/18V_SW
R242
NC/51OHM 1/16W +/-5%
DVB-T/T2 Demodulator
TS_T2_VAL
C255
NC/100NF 16V
R244
NC/51OHM 1/16W +/-5%
C234
22PF 50V
TU_
TU_FAT_IN2-
ADCINP_DEMOD
C
250
N
C
/10PF
50V
C214
NC/47PF 50V
C235
22PF 50V
R215
0R05 1/16W
R216
0R05 1/16W
QP
C2
1
3
N
C
/47PF
50V
C239
100NF 16V
T
S
_T
2_D
Q2
T
S
_T
2_D
Q
3
T
S
_T
2_D
Q4
ADCINN_DEMOD
C245
100NF 16V
IF_AGC_S2_TUNER
CLK_IN_OUT
DEMOD_TSDATA2
S2_SDA
S2_SCL
GND_Tuner
R223
0R05 1/16W
QP
TC IF
DEMOD_RST
17
C227
NC
TUNER
TUNER
T2 IF
DEMOD_TSCLK
17
GND_Tuner
R224
0R05 1/16W
IF_P_TU
IF_N_TU
+3V3_S2_TUNER
NC/TDSY-G430D
TUNER_SCL
TUNER_SDA
TUNER_3V3
IF_AGC_T
RF_AGC_S2_TUNER
IF_AGC_S2_TUNER
S2_SDA
TUNER
IF_N_TU
EXT IF AGC
IF_AGC_5593
R229
NC/10K 1/16W 5%
R228
NC/0R05 1/16W
C207
47NF 16V
C219
NC/2.2nF 50V
R209
10K 1/16W 5%
R239
NC/100K 1/16W 5%
DEMOD_TSDATA0
17
C218
10NF 50V
R227
10K 1/16W 5%
C259
10UF 6.3V 20%
FB211
120R
1
2
C217
47NF 16V
DVDD3V3
+1.2V_T2
+3.3VA_T2
T2_IF_AGC_TUNER
R225
10K 1/16W 5%
DV12
DVDD3V3
+3.3V_T2
IF_AGC_T
C260
10UF 6.3V 20%
R246
0R05 1/10W
FB210
120R
1
2
R222
NC/0R05 1/16W
GND_Tuner
QN
ADCINN_DEMOD
11
RP201
22R
1
2
3
4
8
7
6
5
RP202
22R
1
2
3
4
8
7
6
5
TS_T2_DQ6
TS_T2_DQ5
OSDA2
TUNER I2C PULL UP
TS_T2_DQ1
TS_T2_DQ0
TS_T2_DQ7
TUNER
TS_T2_DQ2
TS_T2_DQ3
TS_T2_DQ4
DEMOD_TSDATA1
TU_
TUNER_SDA
TUNER_SCL
IF PATH
DEMOD_TSDATA1
17
OSCL2
TU_FAT_IN2-
TUNER
S2_TUN_SCL
S2_SDA
S2_SCL
IF_P_TU
R217
NC/100R 1/16W 5%
S2_TUN_SDA
R220
NC/100R 1/16W 5%
C215
NC/33PF 50V
C216
NC/33PF 50V
TDSY-G480D
DEMOD_TSDATA2
17
Q201
N
C
/BT
A1576
S3
1
2
3
DEMOD_TSDATA3
17
R221
NC/0R05 1/16W
C
240
N
C
/22PF
50V
TUNER_LNB
6
TUNER_LNB
DEMOD_TSDATA4
17
X-OUT
IF_AGC_5593
11
TU203
Ant.PWR
1
+B1(+3.3V)
2
SDA
3
SCL
4
DIF(N)
5
DIF(P)
6
IF AGC
7
NC
8
TH1
9
TH2
10
TH3
11
TH4
12
TH5
13
TH6
14
R2
3
6
0R
05 1/
16W
DEMOD_TSDATA5
17
+3V3_S2_TUNER
DEMOD_TSDATA3
DEMOD_TSDATA4
DEMOD_TSVAL
DEMOD_TSSY NC
DEMOD_TSDATA0
DEMOD_TSCLK
DEMOD_TSDATA2
DEMOD_RST
DEMOD_TSDATA1
DEMOD_TSDATA7
DEMOD_TSDATA6
DEMOD_TSDATA5
DEMOD_TSDATA6
17
DEMOD_TSDATA3
GND_Tuner
DEMOD_TSDATA7
17
TUNER
TUNER_3V3
T/C/T2_TUNER_3V3
R211
100R 1/16W 5%
C205
NC
C
201
N
C
/10PF
50V
C203
1uF 10V
C204
1uF 10V
DISEQC_OUT
6
DISEQC_OUT
R206
NC
R203
NC/1.8K 1/16W
TU201
Ant. PWR
1
+B1(+3.3V)
2
SDA
3
SCL
4
DIF(N)
5
DIF(P)
6
IF AGC
7
TH1
8
TH2
9
TH3
10
TH4
11
TH5
12
TH6
13
C208
33PF 50V
R207
0R05 1/16W
R201
0R05 1/16W
C210
100NF 16V
R208
0R05 1/16W
R202
0R05 1/16W
C2
0
2
N
C
/10PF
50V
R210
100R 1/16W 5%
R205
0R05 1/16W
C211
1UF 10V
C209
33PF 50V
R204
0R05 1/16W
C206
NC
+3V3_TUNER
TUNER_SCL
TUNER_SDA
IF_P_TU
IF_N_TU
IF_AGC_T
TUNER_3V3
TU204
TH1
12
TH2
13
TH3
14
TH4
15
LNB A
1
NC
2
TU3.3V
3
NC
4
QP Output
5
IP Output
6
NC
7
AGC
8
X-OUT
9
SDA
10
SCL
11
RF_AGC_S2_TUNER
GND_Tuner
RF_AGC
6
RF_AGC
TUNER_LNB
DEMOD_TSSY NC
17
R255
10K 1/16W 5%
C225
1uF 10V
C224
1uF 10V
R240
0R05 1/16W
R248
0R05 1/16W
OSCL2
11
TUN_LNB
6,17
LNB_LINEDROP
TUN_LNB
LNB_LINEDROP
6,17
DEMOD_TSDATA4
DEMOD_TSVAL
17
RF_AGC
OSDA2
11
NC/TDQS-A751F
GND_Tuner
Yes
NC
NC
Yes
Yes
NC
R223/R224
NC
Yes
T
H
GND_Tuner
Yes
Yes
NC
NC
R221/R222
Yes
Yes
NC
NC
Model
R225/C217
T2/S2 Si2169
S2 Si2166
Yes
NC
Yes
NC
R229/C219/R242/R244/C249/C251/C254/C255
Demod
K
T2 Si2168
R220/R217/C215/C216
NC
S
LNB_EN
13V/18V_SW
6
LNB_EN
6
13/18V_SW
OSDA1
7,12,13,16
OSCL1
7,12,13,16
OSDA1
OSCL1
X-OUT
GND
5,6,7,8,9,10,11,12,13,14,16,17,18,19
GND
IN
IP
GND_Tuner
R212
4K7 1/16W 5%
C
249
N
C
/100N
F
16V
R213
4K7 1/16W 5%
+3V3_TUNER
DEMOD_TSDATA5
GND_Tuner
NC/TDQS-A701F
C
251
N
C
/100N
F
16V
T2_IF_P