ATEN VP1420, User Manual

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VP1420 / VP1421 User Manual
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2. The below screen appears.
Tool Description
CEC Tap to enable or disable the CEC. The Consumer Electronics
Control (CEC) allows for control of devices connected through
HDMI ports to communicate with each other and makes the control
of these devices using one remote control device possible. This
setting is enabled by default.
Scaler Down Tap to enable or disable the Scaler Down. The scaler down
automatically scales the resolution of a 4K source down to 1080p.
For a list of supported downscaling resolutions, see
Specifications ,
page 103.
Mirror Mode Tap to enable or disable the Mirror Mode. The mirror mode allows
display B to show identical video content as display A.