Ask for a DVD from your observing support scientist (OSS) or observing support assistant (OSA), and put the DVD in the DVD burner (located in the computer room).
If for any reason a failure occurs when running an observing script, slew the telescope to the object position and restart it again.
If the RTD control panel disappears, type the following in the system console: SYS> startudasrtd &
The orientation in the LIRIS images is North up and East left when the rotator position angle is 0 degrees. Ask the OSA if you need different sky position angles (e.g. for long slit positioning).