3-25
CrossPoint 300 Matrix Switchers • Operation
4
.
Press and release the Esc (
) and View (
) buttons to increase and decrease
the audio level 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 exit the Audio mode. The Audio LED
stops blinking.
•
Pressing the Enter or Preset button also exits Audio mode. Pressing the
Preset button changes to Recall Preset mode.
•
There is one audio level setting per input. The audio level setting is
shared by the left and right audio inputs.
•
The audio level settings 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
configuration to RGBHV and audio selected for configuration.
Example 8: Viewing and adjusting an input audio level
The following steps show an example in which an audio level is viewed and
adjusted. The steps show the front panel indications that result from your actions.
Audio gain and attenuation is displayed differently on different models. See the
table on page 3-26.
•
Switchers with 16 output LEDs —
Each output LED indicates 1 dB when
blinking and 2 dB when lit.
•
Switchers with 8 output LEDs —
Each output LED indicates 1 dB when
blinking slowly, 2 dB when blinking quickly, and 3 dB when lit.
For this reason, figure 3-45 and figure 3-47 show the indications displayed on a
switcher with 16 output buttons without duplicating all of the actions shown in
figure 3-44 and figure 3-46, which show switchers with 8 output buttons.
1
.
Press and release the Esc button (figure 3-42).
ENTER PRESET VIEW
ESC
CONTROL
Press the Esc button to clear all selections.
The LED blinks once.
= Blink once
1
1
Figure 3-42 — Clear all selections
2
.
Press and hold the Audio button for approximately 2 seconds until the Audio
LED blinks (figure 3-43).
RGBHV AUDIO
AUDIO
I/O
The LED blinks to indicate
Audio mode.
Release the button.
Press and hold the Audio button.
2 seconds
= Blinking LED
Figure 3-43 — Select
Audio
mode
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