Reset The Single Lcd Screen Key Expansion Module; Troubleshoot The Key Expansion Module - Cisco 8800 Manual

Reset the Single LCD Screen Key Expansion Module

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 Single LCD Screen Key Expansion Module
If you are having technical difficulties with your Cisco IP Phone 8800 Key Expansion Module, you can reset
the module to the factory default settings.
Procedure
Step 1 Restart the expansion module by disconnecting the power source, waiting a few seconds, and then reconnecting
it.
Step 2 As the expansion module powers up, press and hold Page 1. As the LCD screen turns white, continue pressing
Page 1 for at least one second.
Step 3
Release Page 1. The LEDs turn red.
Step 4 Immediately press Page 2 and continue pressing Page 2 for at least one second.
Step 5 Release Page 2. The LEDs turn amber.
Step 6 Press Lines 5, 14, 1, 18, 10, and 9 in sequence.
The LCD screen turns blue. A spinning icon is displayed in the center of the screen.
The key expansion module resets.

Troubleshoot the Key Expansion Module

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 information.
Step 5 To exit debug mode, press Ctrl-C.
Cisco IP Phone 8800 Series Administration Guide for Cisco Unified Communications Manager
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Cisco IP Phone Key Expansion Module