PORT PROCESSORS/MODULES
940043-002 INTEGRATED ENTERPRISE NETWORK 3-49
PCM28
The PCM28 module (Part #030149-001) is a single 28.8 modem with TDM interface for
use with T1 or E1, and is used with the CID63 port processor. The functionality of this
module is to provide dial backup. The PCM28 module can be installed in Expansion Card
A, sockets CNEA1, CNEA2, CNEA3 and CNEA4, or Expansion Card B, sockets CNEB1,
CNEB2, CNEB3, and CNEB4 on the CID63 port processor. Figure 3-47 illustrates the front
and back of the PCM28 module.
Figure 3-47 PCM28 Module