Product specifications

CDM-710 Broadcast Satellite Modem Revision 11
Rear Panel Connectors and Pinouts MN/CDM710.IOM
3–3

CA UTION
3.2 IF (J1 Tx / J3Rx) Connections
There may be DC voltages present on the CDM-710L (L-Band) Type ‘N’ Rx and Tx
IF connectors, up to a maximum of 48 volts.
3.2.1 Tx IF Connectors, J1
Ref Des
Connector Type Description
Direction
J1
CDM-710 (70/140 MHz band):
BNC female
70/140 MHz Tx IF
signal
Out
CDM-710L (L-Band):
Type ’N’ female
L-Band Tx IF signal
3.2.2 Rx IF Connectors, J3
Ref Des Connector Type Description Direction
J2
CDM-710 (70/140 MHz band):
BNC female
70/140 MHz Rx IF
Signal
In
CDM-710L (L-Band):
Type ’N’ female
L-Band Rx IF Signal
3.3 Terrestrial Data Connections
3.3.1 10/100 Ethernet Remote Port Connector Pinout, J4
The J4 Ethernet connector is a RJ-45
female interface. The J4 connector pinout
is as follows:
3.3.2 SerDes Port Connector, J6 (Initially released chassis only)
RJ-45: Private communications link – not available for customer use.
Pin # Description Direction
1 Tx+ Out
2 Tx- Out
3 Rx+ In
4 N/A
5 N/A
6 Rx- In
7 N/A
8 N/A