Sli(2)-B13 Etu; Figure 2-22: Sli(2)-B13 Etu - NEC Xen alpha Installation Manual

SLI(2)-B13 ETU

The SLI ETU is an interface for two Single Line telephones or other analogue devices
such as cordless telephones, facsimiles, modems, answering machines or external
voice mail system. One SLI(2)-B13 ETU can be installed in the system, taking the total
number of extension ports to 16. These ports are numbered as follows:
Mainboard (Built-in ESI)
ESI(8)-B13 ETU (CN4)
SLI(2)-B13 ETU (CN13)
To install the SLI(2)-B13 ETU:
1.
2.
3.
4.
5.
6.
7.
8.
62
Extension Ports 01 06
Extension Ports 07 14
Extension Ports 15 16
Ensure that the system is turned OFF.
Remove the cover from the KSU.
Carefully remove the ETU from its packaging, using a wrist strap connected to the
frame ground on the KSU to avoid static discharge.
Using a philips head screwdriver, secure the ETU to the KSU by tightening the
screw captive in the metal bracket on the ETU.
Run the SLI cabling from the ETU to the external MDF. A single twisted-pair is
required for each connection, this is not polarity sensitive. Crimp the special
connector supplied to each cable pair.
Replace the KSU cover.
Turn the system ON.
Program the system as required, although the additional ports are automatically
assigned default values.

Figure 2-22: SLI(2)-B13 ETU

Installation Manual, Chapter 2 – KSU Installation
A6-506000-642-01(8508), Release 6.0, November 2003