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3-7SW AV Series Switchers • Operation
1.(Video AND audio switchers) Select to switch video, audio, or both by
pressing the I/O button.
2. Select the desired input by pressing the associated input button.
3. Observe that the LED for the selected input lights or blinks (audio breakaway
(Video AND audio switchers)).
1. Video (autoswitching) models must be in normal (manual) mode.
2. (Video AND audio switchers) If, after you have selected video and
audio by pressing the I/O button, the Audio LED blinks and the Video
LED is on, the LED s indicate audio breakaway; the selected audio input
is not the same as the video input.
An input can also be selected using an RS-232 device or a third party contact
closure device (4-input and 6-input models only). See chapter 4, Remote Control.
Example 1: Select an input
See figure 3-5 and the following steps for an example in which the input 1 video
and audio is selected for output.
Video switchers must be in normal (manual) mode.
A
(Video AND audio switchers) To select video and audio to switch, if
necessary, press and release the I/O button until the Video and Audio LEDs
light.
8
7
6
5
4
32
1
VIDEO
AUDIO
I/O
VIDEO
AUDIO
A
B
1
1
I/O
I/O
LED key: = off, = on
Press
Press
Figure 3-5 — Example 1: Selecting video and audio input 1
B
Press and release the input 1 button. The input 1 LED lights. The video and
audio on input 1 are now selected for output.
Example 2: Select a video input only (video AND audio switcher)
See figure 3-6 and the following steps for an example in which the input 4 video
only is selected for output (audio breakaway).
8
7
6
5
4
32
1
VIDEO
AUDIO
I/O
VIDEO
AUDIO
A
B
4
4
I/O
I/O
LED key: = off, = on, = blinking
B
B
Press
Press
Figure 3-6 — Example 2: Selecting video input 4