Cisco 7931G Administration Guide - Page 224

Resetting or Restoring the Cisco Unified IP Phone Chapter 9 Troubleshooting and Maintenance 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 • LSC-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 term70.default.loads file or the term71.default.loads file, depending on the phone model) Before you perform a factory reset, ensure that the following conditions are met: • The phone must be on a DHCP-enabled network. • A valid TFTP server must be set in DCHP option 150 or option 66 on the DHCP server. • The term70.default.loads file or the term71.default.loads file and the files specified in that file should be available on the TFTP server that is specified by the DHCP packet. To perform a factory reset of a phone, perform the following steps: Procedure Step 1 Step 2 Unplug the power cable from the phone and then plug it back in. The phone begins its power up cycle. While the phone is powering up, and before the Speaker button flashes on and off, press and hold #. Continue to hold # until each line button flashes on and off in sequence in amber. 9-20 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6.0 OL-12457-01