Following the change of your account password, the password to log into the actual device will not update without a network connection to the University.
This will need to be done by either bring the device onsite or using the VPN connection.
To update the password using the University VPN:
Log into the device with your old password
Connect to VPN with your new password - please see the following guide
NOTE: If the AnyConnect software is already installed, go to to step 6.
Once connected, press Control, Alt, Delete or the Windows key and L on your keyboard
Select Lock Device
Press the Enter key and type your New Password to unlock and log back into the device