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Figure 28 shows the same +8 dB level as figure 26, but displayed on an 8-output-button
MTPX Plus 128.
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2 3
4
5
6 7
8
F
Figure 28. Level Display on an 8-Output-Button Switcher
4. Change the audio level: Press and release the View (
<
) button once (see figure 29) to
decrease the input audio level by 1 dB.
Press and release the View (
<
) button several more times (see figure 29) to decrease the
input audio level by 1 dB per button press. Note the output button indication changes
that occur each time the View (
<
) button is pressed.
Figure 29 through figure 31 show the result of pressing the View (
<
) button a total of
nine times, an audio attenuation level of –1 dB. Note that the level is now displayed in
red to indicate a negative level.
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17 18 19 20 21 22 23 24 31 32
O
U
T
P
U
T
S
VIEW
Press the button.
The output buttons display the audio level and
polarity (gain or attenuation) of the selected input.
Each output button indicates 1 dB when lit.
When the buttons are lit green, they indicate a
gain (+) audio level.
When the output buttons are lit red, they indicate
an attenuation (-) level.
•
•
Figure 29. Adjust the Input Audio Level
Figure 30 shows the same –1 dB level as in figure 3-49, but displayed on a
16-output-button switcher, such as a MTPX Plus 1616.
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2
3
4
5
6 7
8
9
15
16
OUTPUTS
Figure 30. Level Display on a 16-Output-Button Switcher
Figure 31 shows the same –1 dB level as in figure 3-49, but displayed on an
8-output-button MTPX Plus 128.
1
2 3
4
5
6 7
8
S
Figure 31. Level Display on an 8-Output-Button Switcher
5. Exit Audio mode: Press and release the Audio button.
I / O
VIDEO AUDIO
The Audio button stops
blinking and lights steadily.
Press the button.
All input buttons and output buttons
return to unlit or background illumination.
The Video button
lights green.
MTPX Plus Series • Operation 52