CM550 Cable Modem User’s Guide
Installing USB Drivers on Windows Vista
Follow these steps to install USB drivers on Windows Vista.
Installing Touchstone USB Drivers on Vista in 32-bit Mode
When running Vista in 32-bit mode, simply connect your PC to the Touchstone
Cable Modem. The Vista Hardware Installation Wizard finds the correct 32-bit USB
driver and installs it for you.
Installing Touchstone USB Drivers on Vista in 64-bit Mode
When running Vista in 64-bit mode, you must install an updated Vista USB 1.1 driv-
er. Follow these steps to obtain and install the driver.
1
Download the zipped Vista USB driver from the ARRIS website at the follow-
ing link:
http://www.arrisi.com/support/usb/index.asp
2
Unzip the files to a directory that can be referenced later (Step 8) during the
installation of the USB driver.
3
Connect the USB cable between the Cable Modem and personal computer
running Vista.
4
When the Found New Hardware screen is presented, select the “Locate and
install driver software (recommended)” option.
5
When you see a window with the heading “Windows needs your permission
to continue,” click
Continue
to proceed.
