Comtech EF Data cdm-570a - Connection Via Balanced E1;T1 Interface Connector; Figure 3-4. CN-0000268 DB-15 M  RJ-48 F Adapter for Balanced E1;T1 G.703 Operation

CDM-570A/570AL Satellite Modem with Optional Packet Processor
Revision 5
Rear Panel Connectors and Pinouts 3–10 MN-CDM570A
3.2.2.3.3 G.703 RJ-48 Connection via Balanced E1/T1 Interface Connector
The optional CN-0000268 Adapter (Figure 3-4) is available for purchase from Comtech EF Data
Product Support. Use this accessory to adapt the DB-15F Balanced E1/T1 G.703 interface
connector to an RJ-48 female user interface.
Figure 3-4. CN-0000268 DB-15M  RJ-48F Adapter for Balanced E1/T1 G.703 Operation
CN-0000268 Adapter Pin Assignments
Signal Name
Pin #
RJ-48 (User Side)
DB-15M (Modem Side)
Tx+
1
9
Tx-
2
1
GND
3
2
Rx+
4
11
Rx-
5
3
GND
6
4
1. This table is ordered by “Signal Name” and not by connector
pin orientation.
2. Pins 7 and 8 on the RJ-48 User Side and pins 5-8, 10, and
12-15 on the DB-15 Modem Side are not used.