Upgrading The Firmware; Before You Start; Tools And Materials; Installing The Usb-To-Uart Bridge Controller Drivers - Nortel T7406E Installation And Configuration Manual

Chapter 6

Upgrading the firmware

Complete the following procedures to upgrade the T7406E system firmware:
•

Installing the USB-to-UART bridge controller drivers

• Upgrading the base station firmware
• Upgrading the handset firmware
• Verifying the firmware version

Before you start

Before you upgrade the firmware of the base station and the handsets, ensure that
• you have deregistered all the handsets (refer to
• you have removed the battery packs from each of the handsets
• you have removed power from the base station

Tools and materials

Before you upgrade the firmware of the base station and the handsets, ensure that you have the
following tools and materials:
• package contents
— T7406E upgrade bridge controller
— handset adapter
— AC power cord
— USB-to-UART cable
— upgrade cable
— CD containing USB-to-UART bridge controller drivers
Installing the USB-to-UART bridge controller drivers
Complete this procedure to download and install the drivers for the upgrade bridge controller
hardware.
1 If this is the second or subsequent time you are upgrading the base stations and handsets, you
must remove previously used bridge controller drivers. If this is the first upgrade you are
performing, go to step 4.
2 On your PC, go to Start>Settings>Control Panel>Add-Remove Programs.
3
From Add-Remove Programs, remove any old versions of CP210x device drivers for the
T7406E system.
"Deregistering all the handsets" on page
T7406E Cordless Handset Installation and Configuration Guide
47
42)