User Guide User guide
3-7
MVX Plus 128 VGA A Matrix Switcher • Operation
PRELIMINARY
I/O controls
You must specify video, audio, or both when you are creating or viewing a
configuration. This is done with the RGBHV button (
g
) and Audio (
h
) buttons.
g
RGBHV button — The RGBHV button has two primary functions (•) and six
secondary functions (❏):
• Selects and deselects video for a configuration that is being created or
viewed.
• Lights green to indicate that video is available for configuring or for
viewing.
❏ With the Enter button and Audio button, selects between front panel
locks (Lock mode 2 and Lock mode 0). See “Setting the front panel locks
(Executive modes)” on page 3-41.
❏ With the Audio button, selects between front panel locks (Lock mode 2
and Lock mode 1). See “Setting the front panel locks (Executive modes)”
on page 3-41.
❏ With the Audio button, commands the front panel system reset.
See “Performing a system reset from the front panel” on page 3-42.
❏ Selects the RGB delay mode, in which you can set the RGB delay.
See “Setting RGB delay” on page 3-23.
❏ Select the RS-232 protocol for the RS-232/RS-422 port in Serial Port
Configuration mode. See “Selecting the rear panel Remote port protocol
and baud rate” on page 3-43.
❏ Indicate that the RS-232/RS-422 port is set to the RS-232 protocol in
Serial Port Configuration mode. See “Selecting the rear panel Remote port
protocol and baud rate” on page 3-43.
h
Audio button — The Audio button has two primary functions (•) and six
secondary functions (❏):
• Selects and deselects audio for a configuration that is being created or
viewed.
• Lights to indicate that audio is available for configuration or viewing.
❏ Selects the Audio mode, in which you can adjust the input audio level and
the output audio volume. See “Viewing and adjusting the input audio
level” on page 3-32 and “Viewing and adjusting the output volume” on
page 3-36.
❏ With the Enter button and RGBHV button, selects between front panel
locks (Lock mode 2 and Lock mode 0). See “Setting the front panel locks
(Executive modes)” on page 3-41.
❏ With the RGBHV button, selects between front panel locks (Lock mode 2
and Lock mode 1). See “Setting the front panel locks (Executive modes)”
on page 3-41.
❏ With the RGBHV button, commands the front panel system reset.
See “Performing a system reset from the front panel” on page 3-42.
❏ Select the RS-422 protocol for the RS-232/RS-422 port in Serial Port
Configuration mode. See “Selecting the rear panel Remote port protocol
and baud rate” on page 3-43.
❏ Indicate that the RS-232/RS-422 port is set to the RS-422 protocol in
Serial Port Configuration mode. See “Selecting the rear panel Remote port
protocol and baud rate” on page 3-43.