1267 | Promethean Support

1267 – How do I set up my PRM-35 image?

Applicable to:

  • PRM 35

    PRM 35

The PRM-35 projector natively supports widescreen resolution laptops for projecting a widescreen image onto a widescreen (87”/95”) ActivBoard. This projector also supports ActivBoards with a 4:3 aspect ratio (64”/78”) and can therefore be used with all ActivBoards.

This article identifies the correct aspect ratio for each ActivBoard, and the different screen resolutions that can be used with the projector. It also contains information about adjusting your projector to display the image correctly. This article assumes that the projector has been installed correctly and tested by the installer.

List of ActivBoards and aspect ratios:

  • 95” ActivBoard – 16:9 (widescreen)
  • 87” ActivBoard – 16:10 (widescreen)
  • 78” ActivBoard – 4:3
  • 64” ActivBoard – 4:3
4:3 Aspect Ratio 16:9 Aspect Ratio 16:10 Aspect Ratio
320 x 240 852 x 480 320 x 200
640 x 480 1280 x 720 640 x 400
800 x 600 1365 x 768 1280 x 800
1024 x 768 1600 x 900 1440 x 900
1152 x 864 1600 x 900 1680 x 1050
1280 x 960 1920 x 1080 1920 x 1200
1400 x 1050   2560 x 1600
1600 x 1200   3840 x 2400
2048 x 1536   7680 x 4800
4000 x 3000    
6400 x 4800    

Please ensure your computer is set to one of the resolutions listed above in accordance with the size of your ActivBoard.

When using an 87” / 95” ActivBoard

Press the Menu button on the remote control

  • Using the right arrow key navigate to Installation I
  • Now press the down arrow key so that Aspect Ratio is highlighted
  • Press the Select key
  • Press the right arrow key to toggle to the correct aspect ratio for your ActivBoard: set to Fill for an 87” ActivBoard or 16:9 for a 95” ActivBoard

When using a 64” / 78” ActivBoard

Press the Menu button on the remote control

  • Using the right arrow key navigate to Installation I
  • Now press the down arrow key so that Aspect Ratio is highlighted
  • Press the Select key
  • Press the right arrow key to set the aspect ratio to 4:3

If you still need technical support, please contact us.