10.
Circuit Diagrams and PWB Layouts
10.7 TU 715G6344 TunerBox Board
10-7-1
Tuner
19740_514.eps
Tuner
TU01
TU01
715G6344
Tuner
CN1001
2
1
311GB254C20DBX
CABLE
3
Power Consumption
6
11
HIGH
AIR
LOW
1
4
RF Switch Control
8
10
5
Tuner Reset : Active LOW
2
7
9
Cable
I2C Address : 0xC0
Tuner IC : TDA18273
Air
TU101
TDSH-T070F
RF S/W CTL
1
Reset
2
+B1
5
NC
8
TH1
12
TH2
13
TH3
14
TH4
15
SCL
3
SDA
4
NC
6
NC
7
IF_AGC
9
DIF1(P)
10
DIF2(N)
11
3V3T
RF_CTRL
TU_RESET
TU_SCL
TU_SDA
IF_AGC
DIF1
DIF2
CN1001
CONN
1
3
5
7
9
11
13
15
17
19
2
4
6
8
10
12
14
16
18
20