Specifications

9-14
Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.5
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Chapter 9 Troubleshooting and Maintenance
General Troubleshooting Tips for the Cisco Unified IP Phone Expansion Module
General Troubleshooting Tips for the Cisco Unified IP Phone
Expansion Module
Table 9-3 provides general troubleshooting information for the Cisco Unified IP Phone Expansion
Module.
Resetting or Restoring the Cisco Unified IP Phone
There are two methods for resetting or restoring the Cisco Unified IP Phone:
• Performing a Basic Reset, page 9-14
• Performing a Factory Reset, page 9-15
Performing a Basic Reset
Performing a basic reset of a Cisco Unified IP Phone provides a way to recover if the phone experiences
an error and provides a way to reset or restore various configuration and security settings.
Table 9-4 describes the ways to perform a basic reset. You can reset a phone with any of these operations
any time after the phone has started up. Choose the operation that is appropriate for your situation.
Table 9-3 Cisco Unified IP Phone Expansion Module Troubleshooting
Problem Solution
No display on the Cisco Unified
IP Phone Expansion Module.
Verify that all of the cable connections are correct.
Verify that you have power to the Cisco Unified IP Phone
Expansion Module.
Lighted buttons on the first
Cisco Unified IP Phone
Expansion Module are all red.
Verify that the Cisco Unified IP Phone Expansion Module is
configured in Cisco Unified Communications Manager.
Lighted buttons on the second
Cisco Unified IP Phone
Expansion Module are all amber.
Verify that the Cisco Unified IP Phone Expansion Module is
configured in Cisco Unified Communications Manager.
Table 9-4 Basic Reset Methods
Operation Performing Explanation
Restart phone From the Main screen, press Settings to display
the Settings menu, then press **#**.
Note This factory reset sequence also works
from any other screen that does not
accept user input.
Resets any user and network configuration
changes that you have made but that the phone
has not written to its flash memory to previously
saved settings, then restarts the phone.