Extron Electronics MVX Matrix Switchers Setup Guide - Manual (Page 4)

68-877-50
Rev A
05 11
4
Viewing and Adjusting the Audio Input Gain
1. Apply audio signals to all inputs to be adjusted.
2. Press and hold the Audio Setup (I/O) button for 2 seconds until the Audio LED lights.
AUDIO SETUP AUDIO SETUP
The LED lights.
Release the button.
2 seconds
Press and hold the button.
3. Press an input button (see the MVX Matrix Switchers User Guide to read the displayed value).
2 1 3
OUTPUTS
The Output 1 through 3
LEDs display the audio
level range of the input.
Press and release an input button.
The input
LED lights.
+dB
-dB
+/–dB LEDs
show polarity.
Power blinks to
show the
signal level.
4. Increase and decrease the audio input gain by pressing the > and < buttons until the audio button decreases
the audio level. button increases
the audio level. indicator (Power LED) blinks frequently. (The Power LED blinks frequently when the audio level
of the selected input has been adjusted to the –10 dBV internal reference level.)
5. For other inputs, repeat steps 3 and 4.
Front Panel Security Lockout (Executive Mode)
The front panel security lockout limits the operation of the switcher from the
PRESET ENTER PRESET
2 seconds
Press and hold the
Enter and Preset buttons.
The Preset LED flashes twice to indicate that the
front panel lockout has been toggled on or off.
Release the Enter and Preset buttons.
front panel and optional IR remote control. When the switcher is locked, the Enter
button, I/O button (video, audio, or video and audio selection), and all of the
front panel audio gain and attenuation functions are disabled. The front panel
input and output buttons continue to allow ties to be viewed, but ties cannot be
created.
The front panel security lockout also disables the IR remote sensor to lock out
remote control functions.
Press and hold the Enter button and the Preset button simultaneously for
approximately 2 seconds to toggle the lock on and off.
Selected SIS Commands
The table below shows a partial list of SIS commands the you can use for operation and configuration of the switcher.
For a complete listing, see the MVX Matrix Switchers User Guide. Run the following commands from a PC connected to the
RS-232 port (
item d on page 1). Set gain (G) and set attenuation (g) are the only case sensitive commands
Command ASCII Command
(Host to Unit)
Response
(Unit to Host)
Additional Information
Tie input X! video and audio
to output X@
X! * X@ ! Out X@ • In X! • All ]
Tie input X! video to output X@ X! * X@ & Out X@ • In X! • RGB ] Video is broken away.
Tie input X! audio to output X@ X! * X@ $ Out X@ • In X! • Aud ] Audio is broken away.
Quick, simultaneous, multiple tie E +Q X! * X@ ! ... X! * X@ $ } Qik ] ! (video and audio), & (video), and $ (audio) are all valid.
Tie input to all outputs X! *! In X! • All (or RGB or Aud) ] & (video) and $ (audio) are also valid.
Video mute and unmute X@ * X# B Vmt X@ * X#] X@ = output, X# = 0 (mute off) or 1 (mute on).
Audio mute and unmute X@ * X# Z Amt X@ * X#] X@ = output, X# = 0 (mute off) or 1 (mute on).
Set audio input level to +dB value X! * X$ G In X! • Aud X%] X! = input, X$ = 00 to 10, X% = -18 to +10 dB.
Set audio input level to -dB value X! * X^ g In X! • Aud X%] X! = input, X^ = 00 to 18, X% = -18 to +10 dB.
Set audio output level X@ *0*40# Out X@ • Lv X&] X@ = output, X& = 0 (consumer, -10 dBV) or 1 (pro, +4 dBu).
Save a global preset X* , Spr X*] Save the current configuration. X* = 01 through 16.
Recall a global preset X* . Rpr X*] X* = 01 through 16.
Set RGB delay EX@ * X( D } Out X@ • Dly X(] X@ = output, X( = RGB delay in ½ second increments (5 sec. max.).
Lock and unlock front panel X1) X Exe X1)] X1) = 0 (unlocked) or 1 (locked).
] = Carriage return/line feed } = Carriage return (no line feed) • = space E = Escape key
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MVX Matrix Switchers • Setup Guide (Continued)