Hardware manual

Issue 8 Electra Elite
5 - 52 Installing Electronic Telephone Units
4.10 EXPT(2)-U( ) ETU
4.10.1 Description
The EXPT(2)-U( ) ETU allows multiple IPK systems to be
connected with a K-CCIS connection. This ETU
combines the functionality of the EXP-U ETU and two
DTI-U( ) ETUs (one DTI for system 1 and one DTI for
system 2).
4.10.2 Installation
One EXPT(2)-U( ) ETU can be installed only in S1 of the
basic cabinet of system 2. A maximum of four cabinets
can be connected.
Figure 5-30 EXPT(2)-U( ) ETU