Remote Control Instructions

These classrooms are equipped with a video projector and screen, an audio mixer, a switch box to toggle between inputs, a Windows desktop, connections for a laptop, document camera, sound capability, wired and wireless network access. In each of the rooms, there is a remote control to turn the projector on and off.


  1. Aim the projector remote control towards the front of the ceiling projector, press the On button just once. The lights under the projector will flash while the projector warms up.

Projector Remote

  1. If using the desktop computer, laptop, or document camera, press the Computer 1 button on the remote control. 
  2. To change the input, use the Black Box switcher located beneath to top of the podium. Select 1 for PC, select 2 for laptop, and select 3 for the document camera.

   Input Switch

Note: Any input changes take at least 5 seconds to appear on the screen.

  • If you are using a laptop, connect the VGA cable at the podium to the laptop (Mac’s require VGA adaptor). Connect the audio cable from the VGA cable to the audio input to the laptop. 
  • To turn the projector off, press the Standby button twice on the remote.

Note: Laptop/computer resolution should be set to 1024 X 768.


Audio is controlled through the volume dial on the amplifier.



Document Camera

  1. Use the remote to push the Computer 1 button and make sure the Black Box switch is on Document Camera (see instructions above).
  2. To turn the camera on push the illuminated Power button on the camera base to activate.
  3. Aim the lens arm on the object below. Adjust the size using the Zoom dial located on the side of the lens arm.
  4. Focus using the AF button on the zoom dial.
  5. Adjust the brightness with the arrows on the camera base.
  6. To turn the camera off, press the POWER button on the camera.

Troubleshooting Laptop Mirroring

If you do not get a picture on both your laptop and the projector screen:

  • Windows - Press the following laptop keys simultaneously and then choose the projection option you want:  
  • Mac OS X - navigate to System Preferences > Displays > Arrangement and then check off Mirror Displays.
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Article ID: 31685
Thu 6/8/17 4:10 PM
Tue 8/8/23 11:59 AM