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MVX 128 A VGA Matrix Switchers • Operation
PRELIMINARY
3. Press and release an input button
to select an input. The output
LEDs display the audio level for
the selected input and the Esc (
>
)
and View (
<
) LED display the
polarity (gain [+] or attenuation
[–]). Each output LED indicates
1 dB when blinking slowly, 2 dB
when blinking quickly, and 3 dB
when lit. See the table at right.
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.
N • 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
confi guration to RGBHV
and audio selected for
confi guration.
8 7
Output LED
dB
+9
+8
+7
+6
+5
+4
+3
+2
+1
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
S
S
F
S
F
S
F
S
F
S
F
S
F
S
S
F
F
S
F
View Esc
+18
+17
+16
+15
+14
+13
+12
+11
+10
+24
+23
+22
+21
+20
+19
6 5 4 3 2 1
8 7 6 5 4 3 2 1
F
S
F
S
F
S
F
S
F
S
F
-16
-17
-18
dB
+9
+8
+10
+12
+14
+16
+18
+20
+22
+7
+6
+5
+4
+3
+2
+1
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
+17
+15
+13
+11
+24
+23
+21
+19
-16
-17
-18
= on, = blinking fast, = blinking slowly, = off
Audio input level settings