
Figure 1: VP-438 Presentation Switcher/Scaler Front Panel
Receives signals from the remote control transmitter
Press to select the composite video input (from 1 to 2)
Press to select the component video input (from 1 to 2)
Press to select the computer graphics input (from 1 to 2)
Press to select the HDMI input (from 1 to 4)
Press to toggle between a blank screen and the display (can be programmed to follow MUTE, see Section 6.2.3)
Press to toggle between muting (blocking out the sound) and enabling the audio output
Press to freeze/unfreeze the output video image
Displays the OSD menu (see Section 6.2)
Press to accept changes and change the SETUP parameters (see Section 6.2)
Press to decrease numerical values or select from several definitions.
When not within the OSD menu mode, press to reduce volume (for embedded HDMI inputs, this does not affect the
embedded output)
Press to move up the menu list
Press to increase numerical values or select from several definitions.
When not within the OSD menu mode, press to increase volume (for embedded HDMI inputs, this does not affect the
embedded output)
Press to move down the menu list
Press and hold to reset the video resolution to XGA or 720p (press and hold for about 2 seconds to reset to
XGA; or press and hold for about 5 seconds to reset to 720p)
Press and hold for about 2 seconds to lock/unlock the front panel buttons
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