Cisco Ip Phone 8800 Series Administration Guide For Cisco Unified Communications Manager - Cisco 8800 Series Administration Manual

Procedure
Step 1
On the phone, press Applications
Step 2 Press Accessories.
All properly installed and configured key expansion modules display in the list of accessories.
Reset the Key Expansion Module to Factory Defaults
This procedure gives the steps for the key expansion module factory reset.
Procedure
Step 1 Power on the key expansion module, press Page 1, and do not release the key. When the LCD turns white,
continue pressing Page 1 for at least one second.
Step 2 Release Page 1; LEDs should turn red. Immediately press Page 2 and continue pressing Page 2 for at least
one second.
Step 3
Release Page 2; all LEDs should turn amber.
Step 4 Press Lines 5, 14, 1, 18, 10, and 9 in sequence.
The LCD should turn blue, and the spinning loader icon displays in the center.
The key expansion module resets.
Troubleshoot the Key Expansion Module
To obtain Key Expansion Module (KEM) troubleshooting information, follow these steps:
Procedure
Step 1 Open a CLI.
Step 2
Enter the following command to enter debug mode:
debugsh
Step 3 Enter ? to see all available commands and options.
Step 4
Use the applicable commands and options to find the desired KEM information.
Step 5 To exit debug mode, press Ctrl-C.
.

Cisco IP Phone 8800 Series Administration Guide for Cisco Unified Communications Manager

Reset the Key Expansion Module to Factory Defaults
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