Cch(4)-U( ) Etu; Description - NEC Electra Elite IPK II System Hardware Manual

Document Revision 3
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8.4
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CCH(4)-U( ) ETU

8.4.1

Description

The Common Channel Handler is an optional Interface ETU that
provides a common channel signal through the DTI-U30/U40 ETU to
a K-CCIS network and controls the signaling between the KTS and
the CPU. Each CCH ETU supports four K-CCIS links.
CCH(4)-U( ) ETU firmware V5.1 or higher is required for Electra Elite
IPK II compatibility.
Figure 6-82 CCH(4)-U( ) ETU
Installing ETUs (Circuit Cards)
Electra Elite IPK II