Masking / Unmasking Outputs - Gefen EXT-HD-SL-444 User Manual

Operating the 4x4 Seamless Matrix for HDMI
"Masking" prevents the output device (display, etc) from receiving an output signal.
Instead of powering-down or disconnecting the output device, individual or multiple
outputs can be masked.
1. Press the button of the desired output to be masked. For this example, we will select
Output 2:
2. Continue pressing the button for Output 2 until the "M" LED indicator is illuminated.
Output 2 is masked
3. To unmask an output, press the button for the output and select the desired input.
See Routing Inputs to Outputs

Masking / Unmasking Outputs

Using the Front Panel Buttons
for more information.
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Routing Basics
Output 2 is selected