Comtech EF Data SDM-9220 - Manual (Page 106)

SDM-9220/9230 Hardware Installation Guide
5-28 Memotec Inc.
To connect this cable:
1. Connect one end of the cable to the RJ-45 connector on the interface card.
2. Connect the other end to the RJ-45 connector on the trunk side of the PBX
As an alternative, you can cut it off and punch on a Telco/PTT block termination.
CAUTION:
:
For important E&M wiring and grounding considerations,
refer to “E&M Wiring and Grounding” on page 4-23 .
NOTE: You must install a ferrite on each cable connected to an E&M port on an
SDM-9220 or SDM-9230 (both UAC and DC models) in all countries.
These ferrites are
not provided with the SDM-9220/9230product package.
For instructions, turn to “Installing the Ferrites (EMI Filters)” on page 4-26 .
Figure 5-15: RJ-45 pinout (female jack) for E&M interface card