Expansion Module Startup Initialization - Nortel 1110 Fundamentals

438 Expansion Module for IP Phone 1100 Series

Expansion Module startup initialization

Once the Expansion Module has been installed and powered up on the IP
Phone, the Expansion Module initializes.
Table 60 "Startup initialization process for the Expansion Module" (page
438)
Table 60
Startup initialization process for the Expansion Module
Phase
1 Expansion Module performs
self-test
2
Expansion Module establishes
communication with the IP Phone
3 Expansion Module downloads
key maps
When the three phases complete successfully, you are ready to use the
additional self-labeled line/programmable feature keys on the Expansion
Module.
If you have a second or a third Expansion Module installed on your IP
Phone, the one to the immediate right of the IP Phone must be functional
so that subsequent Expansion Module to work. This is necessary because
the second Expansion Module receives its power, and communicates with
the IP Phone, through the first Expansion Module; and the third Expansion
Module receives its power, and communicates with the IP Phone, through
the second Expansion Module.
Copyright © 2003–2007, Nortel Networks
.
lists the initialization process for the Expansion Module.
Description
The self-test confirms the operation of the Expansion
Modules local memory, CPU, and other circuitry. While
undergoing this self-test, the Expansion Modules display
lights up.
If the Expansion Modules display does not light up, or
lights up and then goes blank, or fails to begin flashing,
check that the Expansion Modules is correctly installed
and configured.
The Expansion Modules display flashes until it establishes
communication with the IP Phone.
If the Expansion Modules display does not stop flashing,
communication is not established with the IP Phone.
Check that the Expansion Modules is correctly installed
and configured.
The key labels download to the Expansion Modules. During
the download, the display is blank.
Nortel Communication Server 1000
IP Phones Fundamentals
NN43001-368 02.01 Standard
Release 5.0 7 December 2007
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