1)Download and extract file
2) Place your device in Fastboot
3) Connect to your PC
4) Rt click on Computer
5) Select Manage
6) Select Devices
7) You should see Android 1.0 and a little yellow triangle
8) Rt click and update drivers
9)Browse Computer for Driver softare and navigate to where you extracted the above file and click ok.
10) You should now be able to see your device in fastboot and unlock your device.