Extron electronics MTPX 1616, Руководство пользователя

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3-31
MTPX Twisted Pair Matrix Switchers • Operation
PRELIMINAR
Y
Press and release the View ( < ) button several more times (figure 3-47) to
decrease the input audio level by 1 dB per button push. Note the output
button indication changes that occur each time the View ( < ) button is pressed.
Figure 3-47 shows the result of pressing the View ( < ) button a total of nine
times. Note that the level is now displayed in red to indicate a negative level.
1 2 3 4 5 6 8 7 9 VIEW ESC
VIEW
In this example, the output buttons and View and Esc buttons
display an audio gain level of –1 dB.
The output LEDs display the selected input's audio level.
Press the View button to decrease the input audio level by 1 dB per button push.
The View and Esc LEDs
display the polarity (gain
or attenuation).
= Lit LED, = Unlit LED, = Slow blinking LED
Figure 3-47 — Adjust the input audio level
Figure 3-48 shows the same level (–1 dB) as in figure 3-47, but displayed on a
32-output-button switcher, such as a MTPX 3216.
1 2 3 4 5 6 7 8 9
VIEW ESC
In this example, the output buttons and View and Esc buttons
display an audio gain level of -1 dB.
The output LEDs display the selected input's audio level.
= Lit LED, = Unlit LED,
The View and Esc LEDs
display the polarity
(gain or attenuation).
Figure 3-48 — Level display on a 32-output-button switcher
5 . Press and release the Audio button (figure 3-49).
VIDEO AUDIO
I/O
VIDEO AUDIO
The Audio LED stops blinking and lights steadily.
The Video button lights.
Press the Audio button to exit audio mode.
All input LEDs and output LEDs
return to the unlit state.
Figure 3-49 — Deselect Audio mode