Extron electronic MAV Plus - Manual (Page 65)

3-35 CrossPoint 450 Plus and MAV Plus Switchers • Operation
PRELIMINAR
Y
N You can press and hold the Esc ( > ) or View ( < ) button to ramp the level up or
down by 3 dB per second to the high or low limit.
5. Press and release the Audio button (fi gure 3-58).
I / O
VIDEO AUDIO
The Audio button stops
blinking and lights red.
The RGBHV or Video
button lights green.
Press the Audio button
to exit audio mode.
All input buttons and output buttons
return to unlit or background illumination.
Figure 3-58 — Deselect Audio mode
Viewing and adjusting the output volume (systems with audio
BMEs)
On MAV Plus audio BMEs, the audio level of each output can be displayed and
adjusted through a range of 100% (no attenuation) to 0% (maximum [98 dB]
attenuation). The audio level can be adjusted from the front panel or under
RS-232/RS-422 or Ethernet control.
1. Press the Esc button to clear any input buttons, output buttons, or control
buttons that may be lit.
2. To enter Audio mode, press and hold the Audio button until the button begins
to blink red, then release the button.
3. Press and release an output button to select an output. The input buttons
display the volume level for the selected output. The switcher indicates
the volume; the more buttons that are lit, the higher the volume. The fewer
buttons that are lit, the lower the volume.
For a more detailed analysis of decoding the displayed value, see Reading the
displayed volume on the next page.
4. Press and release the Esc ( > ) and View ( > ) buttons to increase and decrease
the audio volume.
5. Press and release the Audio button to save the audio settings and exit the
Audio mode. The Audio button stops blinking.
N • There is one audio volume level setting per output. The audio level setting is
shared by the left and right audio inputs.
• The audio volume levels are stored in non-volatile memory. When power is
removed and restored, the audio level settings are retained.
• Exiting Audio mode by pressing the Audio button always returns the I/O
buttons to Video lit green and Audio lit red (video and audio selected for
confi guration).
• Pressing the Enter or Preset button also exits Audio mode. Pressing the
Preset button changes to Recall Preset mode.