Specifications

9-13
Cisco Unified IP Phone 7906G and 7911G for Cisco Unified Communications Manager 8.0
OL-21033-01
Chapter 9 Troubleshooting and Maintenance
Resetting or Restoring the Cisco Unified IP Phone
Performing a Factory Reset
When you perform a factory reset of the Cisco Unified IP Phone, the following information is erased or
reset to its default value:
• CTL file—Erased
• User configuration settings—Reset to default values
• Network configuration settings—Reset to default values
• Call histories—Erased
• Locale information—Reset to default values
• Phone application—Erased (phone recovers by loading the term11.default.loads file)
Note This phone must be on a DHCP-enabled network before you can perform these steps.
To perform a factory reset of a phone, follow these steps:
Procedure
Step 1 Unplug the power cable from the phone and then plug it back in.
The phone begins its power-up cycle.
Step 2 While the phone is powering up, and before the Applications Menu button flashes on and off, press and
hold #.
Continue to hold # until the message LED on the handset flashes on and off in sequence in red.
Step 3 Release # and press 123456789*0#.
Table 9-3 Basic Reset Methods
Operation Performing Explanation
Reset phone From any screen (but not when the phone is idle),
press **#**.
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.
Erase softkey From the Settings menu, unlock phone options (see
Unlocking and Locking Options, page 4-3). Then
press the Erase softkey.
Resets user and network configuration settings
to their default values, deletes the CTL file from
the phone, and restarts the phone.
From the Network Configuration menu, unlock
phone options (see Unlocking and Locking
Options, page 4-3). The press the Erase softkey.
Resets network configuration settings to their
default values and resets the phone. (This
method causes DHCP reconfigure the IP address
of the phone.)
From the Security Configuration menu, unlock
phone options (see Unlocking and Locking
Options, page 4-3). Then press the Erase softkey.
Deletes the CTL file from the phone and restarts
the phone.