Upgrade the Android Developer Phone (ADP) to RC33 Manually

Please note that you will lose all data on your phone when performing these steps.

Mount the ADP MicroSD card
Download hboot-0.95.0000.zip to the mount and rename it to update.zip
Unmount the card and shutdown the phone (unplug the USB cable if connected)
Hold Home+Power to boot
When prompted press Alt+S and wait for the update to finish
Press Home+Back to reboot and wait for second update to finish and boot into the Android recovery system
Press Home+Back to reboot again
Mount the MicroSD card
Delete update.zip
Download signed-holiday_devphone-ota-130444-debug.55489994.zip to the mount and rename it to update.zip
Unmount the card and shutdown the phone
Hold Home+Power to boot
Press Alt+S to update and wait for update to finish
Press Home+Back to reboot and wait for the second update to finish and boot into the Android system recovery utility
Press Alt+W to wipe all data
Press Home+Back to reboot and wait for the reboot to finish (this could take a couple of minutes)
Re-setup the ADP (hint: press menu to setup custom APN settings)

Silas Sewell