
SSG 140 Series Hardware Installation and Configuration Guide
50 Connectors
The E1 and T1 PIMs use RJ-48 cables, which are not supplied with the PIM. Table 12
describe the RJ-48 connector pinouts.
Table 12: RJ-48 Connector to RJ-48 Connector (Straight) Pinout
CAUTION: To maintain agency approvals, use only properly constructed, shielded
cables.
RJ-48 Pin (on T1/E1 PIM)
(Data Numbering Form) Signal
1RX, Ring, –
2RX, Tip, +
4TX, Ring, –
5TX, Tip, +
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