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Tap the power button on the bottom right of the control panel. Wait for the screen to lower and the projector to power on.

Connect to the HDMI port on the wall to use a laptop or phone. If the display is blank, tap the computer icon to display your connected device.

To raise or lower the screen, use the buttons on the top right of the panel.

Press the mute button on the bottom left of the panel to mute the audio. Use the minus and plus buttons to adjust the volume. 

After you are finished, tap the Power button again to shut down the system.

If you require further assistance after going through this knowledge article, please submit a ticket at support.collegehouses.upenn.edu