Verifying The Firmware Version - Nortel T7406E Installation And Configuration Manual

50 Chapter 6 Upgrading the firmware
23 When the upgrade is complete, remove the AC power from the bridge controller.
24 Remove the handset adapter from the handset.
25 Replace the battery pack.
26 Re-register the handset.
27 Verify that the new firmware version appears on the handset.
28 Repeat this procedure for each additional handset.

Verifying the firmware version

Complete this procedure to ensure that the new firmware is properly installed.
1 Ensure that the base station has power.
2 Wait for the base station power LED to turn green.
3
On an upgraded handset, press the Function key.
4 Navigate to the Maintenance menu. Do not enter the password to log on.
5 Use the dialpad to enter *#NORTEL*#.
6
Press Select.
7 Scroll up and down to view and verify the firmware versions for the base station and the
handset.
8
Verify each handset separately.
NN40110-301 NN40110-301