3-29
CrossPoint 300 Matrix Switchers • Operation
5
.
Press and release the Audio button (figure 3-48).
RGBHV AUDIO
I/O
RGBHV AUDIO
The Audio LED stops blinking and lights steadily.
The RGBHV button lights.
Press the Audio button to exit audio mode.
All input LEDs and output LEDs
return to the unlit state.
Figure 3-48 — Deselect
Audio
mode
Viewing and adjusting the output volume (HVA models)
On HVA models, the audio level of each input can be displayed and adjusted
through a range of 100% (no attenuation) to 0% (maximum [85 dB] attenuation).
The audio level can be adjusted from the front panel or under RS-232/RS-422
control. The default is 100% (no attenuation).
Output volume is protected when front panel lock mode 2 is selected. You can
view the volume in lock mode 2 but not adjust it from the front panel.
1
.
Press the Esc button to clear any input LEDs, output LEDs, or control LEDs
that are lit.
2
.
To enter the Audio mode, press and hold the Audio button until the LED
begins to blink, then release the button.
3
.
Press and release an output button to select an output. The input LEDs
display the volume level for the selected output. The switchers indicate the
volume differently, depending on number of input LEDs, but as a general
rule, the more LEDs that are lit, the higher the volume. The fewer LEDs 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 by 1 dB per each push of the button or press and hold the
button to change the level at a rate of 3 dB per second until the button is
released or the upper or lower limit is reached.
5
.
Press and release the Audio button to save the audio settings and exit the
Audio mode. The Audio button stops blinking.
•
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
LEDs to RGBHV and Audio lit.
•
Pressing the Enter or Preset button also exits Audio mode. Pressing the
Preset button changes to Recall Preset mode.
