Cisco Unified Wireless IP Phone 7925G Series Deployment Guide
105
Hardware Diagnostics
As of the 1.3(4) release, a self-diagnostics tool is now available which can help with hardware analysis.
The Diagnostics menu is located under Phone Settings menu, where then the Keypad, Speaker, Microphone and Wireless LAN
Radio and Antenna can be validated.
The WLAN diagnostics menu is the standard Site Survey utility, which will use the current network profile information to
perform passive and active scans for the configured SSID and 802.11 mode.
Firmware Recovery
If the Cisco Unified Wireless IP Phone 7925G Series does no boot properly, then the firmware can be recovered via the USB
connection.
1.
Power on the phone while holding down the application button and the speakerphone button simultaneiously and keep
it helf until
“Starting Recovery Mode”
is displayed.
2.
A firmware check will then be performed.
3.
Insert the USB cable into the phone after USB initialization is complete.
(Ensure that the USB driver has been installed prior and that an IP in the 192.168.1.0 /24 network has been configured
for that network connection)
4.
When
“Web Access Available...”
is displayed, then navigate to
http://192.168.1.100
.
5.
Browse to the TAR file, then click on
“Upload”
.
