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This guide walks the user through using technology within the classroom.

These instructions assume your device has an HDMI input. If you need assistance locating your HDMI input or need to obtain an adapter, contact IT Services at least 2 hours before your presentation.


For any questions, please contact IT Services by sending an email to helpdesk@covenantseminary.edu or by calling 314.392.4111, option 3

Gefen Switcher

This is the Gefen Switcher (referenced below). Pushing the INPUT button will cycle through the different inputs an instructor may be using.

Displaying your device

To use your computer

  1. Turn on the projector.
  2. Plug the HDMI cable into the computer.
  3. Use Gefen Switcher to select COMP input by using the INPUT button.

To use the document camera

  1. Turn on the projector.
  2. Use Gefen Switcher to select DOC input by using the INPUT button.

To use an auxiliary cable to play music

Use an auxiliary cable to play audio from your computer when you do not have access to an HDMI port.

  1. Plug auxiliary cable into computer or phone.
  2. Use Gefen Switcher to select AUX input by using the INPUT button.


Denon Volume Control

This is the Denon Volume Control which is used to adjust the volume of your microphone and device audio.

Making volume adjustments

To adjust microphone volume

  1. Check that the MASTER volume knob is turned up (MASTER controls all).
  2. Adjust MIC1 by turning the MIC1 volume knob.
  3. Adjust MIC2 by turning the MIC2 volume knob.

To adjust computer or music volume

  1. Check that the MASTER volume knob is turned up (MASTER controls all).
  2. Adjust the computer volume or music volume by turning the MEDIA volume knob.

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