Download this
http://dl.google.com/android/android-sd ... indows.zipExtract the zip to somewhere (I have it in my home folder)
Run SDK Manager.exe and make sure you run it as administrator (right click menu)
once you have the SDK Manager open on the first screen you can uncheck everything (unless you plan to develop for android?) and click on through to the main Manager program.
Select Available packages on the left and side
Click on Third Party Add Ons - Google Inc - check google USB Driver Package
The drivers will be downloaded to the folder android-sdk-windows\usb_driver
Next plug your tablet into the computer but do not mount it. you dont want to be able to access the sd card from your pc.
Open Control panel > Device manager.
Right click on the unknown item > update driver software > browse my computer > Search in the android-sdk-windows\usb_driver folder and select either the x86 r x64 drivers (depending on if you have windwos 7 64bit or 32bit)