If you still get a blank screen and cursor after install...

...try configuring X to avoid using the default detected S3 driver like below (other Linux distributions use other methods but below should work for OpenSuse flavors):

(1)Boot using "3" (without quotes) as an option to initiate a command shell
(2)Enter the command: "sax2 -m 0=vesa" (without quotes)
(3)Wait for the confirmation window and choose "Ok"
(4)Reboot and start as you would normally