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Setup and assembly
14
Expansion Module startup initialization
Once the Expansion Module has been installed and powered up on the
IP Phone, the Expansion Module initializes.
Table 1 lists the initialization process for the Expansion Module.
Using the wall-mount option
IP Phone and Expansion Module combination can be wall-mounted using
the wall mount template provided.
Table 1: Initializing Expansion Module
Phase Description
Expansion
Module performs
self-test
The self-test confirms the operation of the
Expansion Module local memory, CPU, and other
circuitry. While undergoing this self-test, the
Expansion Module display lights up.
Note: If the Expansion Module display does not
light up, or lights up and then goes blank, or fails to
begin flashing, check that the Expansion Module is
correctly installed and configured.
Expansion
Module
establishes
communication
with the
IP Phone
The Expansion Module display flashes until it
establishes communication with the IP Phone.
If the Expansion Module display does not stop
flashing, communication has not been established
with the IP Phone. Check that the Expansion
Module is correctly installed and configured.
Expansion
Module
downloads key
maps
The key labels download to the Expansion Module.
During the download, the display is blank.