Nortel Networks 9150 - Manual (Page 370)

340 Remote Gateway 9150 Installation and Administration Guide
Administration Standard 3.1
Upgrading the Remote Gateway 9150 unit firmware
To upgrade the firmware:
1 From the Menu Bar, choose Upload/Download → Upload S/W.
Result: The Software Upload dialog box displays, similar to the following:
2 Do one of the following:
IF you are upgrading THEN
motherboard firmware, in the Module section, click on the Application
option button.
ISDN BRI module
firmware, do the following:
a In the Module section, click on the BRI option
button.
b Enter the position on the motherboard where
the ISDN BRI module is installed.
Valid values are 4 through 7.