This is an easy check to make sure you are looking at a calibrated image on the profector
On Crestron Touch Panel pres Computer or Laptop depending on what source you are screening.
Select Display Mode > Screening
	Download this Color Bars Quicktime
SMPTE_Bars.tif	Or use this SMPTE Tif file
2. Open the Quicktime in VLC Player
3. Play in full screen by double clicking in middle of Bars in the window

If the bars do not look correct contact tech staff to check the projector advanced settings against this calibration matrix wiki

Classroom AV Calibration Matrix