Extron Electronics ISM 482 - Manual (Page 18)

ISM 482 Integrated Scaling Matrix Switcher • Operation 12
Video/Audio Selection Button and LEDs
a
Video/Audio button — The Video/Audio button selects video, audio, or video and
audio for creating ties. If neither is selected, no ties can be created.
Video and Audio LEDs — The green Video LED and red Audio LED indicate whether
video, audio, video and audio, or neither will be selected using the Input buttons and
indicated by the Input LEDs (
d ).
Figure 12 shows the sequence displayed by the LEDs when you cycle through video
and/or audio selection by pressing the Video/Audio button repeatedly as follows.
Default
(Video &
audio)
VIDEO
AUDIO
Video
only
VIDEO
AUDIO
Audio
only
VIDEO
AUDIO
None
VIDEO
AUDIO
Video &
Audio
VIDEO
AUDIO
Press
button
Press
button
Press
button
Press
button
LED key:
= on, = off
Figure 12. Video and/or Audio Selection Cycle
Output Buttons and LEDs
b
Output 1 and Output 2 buttons — The Output 1 and Output 2 buttons select output
1 or output 2. Press an output button to select that output and automatically deselect
the other output (see figure 13).
Output 1 and 2 LEDs — The Output 1 and Output 2 LEDs indicate the output that is
selected (see figure 13). Only one Output LED can be lit at a time.
NOTE: Only one of the two outputs can be selected at a time.
Press
button
LED key:
= on, = off
1
2
OUTPUTS
1
2
OUTPUTS
1
2
Press
button
OUTPUTS
Figure 13. Output Selection Cycle
When an output is selected, its tied input is indicated by the associated Input LED. You
can select a different input to tie to this output by pressing the desired input button.