Extron electronic ISM 824 manual Adding ties to existing ties

Adding ties to existing ties

An audio tie can be added to an existing video tie, likewise a video tie can be added to an existing audio tie.

An example of adding an audio tie to an existing set of video ties

In the following example audio is added to existing video ties. In this example, input 2 is already tied to outputs 3 and 4 as video only and to output 1 as video and audio (see figure 3-7). Audio (such as a sound track) from input 8 is to be added to outputs 3 and 4.

NThis example assumes that there are no other existing ties for input 8.

1. Press View (lights red) and check the existing ties on the LCD screen (see figure 3-7).

Video ties only

VIEW V=2322-33- TIES A=23---33-

Video Audio

Output 1 is tied to input 2 as video and audio

Outputs 2, 6, and 7 are tied to input 3 as video and audio

Outputs 3 and 4 are tied to input 2 as video only

Figure 3-7 — Example LCD readout before adding audio ties

2. Press and release the Esc button (see figure 3-8). The View button

extinguishes and the LCD goes to default display mode.

Step 2.

Press the Esc button to clear all selections.

C O N T R O L

Step 3.

Press the Video button.

I / O

ENTER PRESET VIEW ESC VIDEO AUDIO

The Esc button flashes	The Video button extinguishes, and
green once.	the Audio button remains lit red .

Figure 3-8 — Clear all pending selections, then deselect Video

3. If lit, deselect (press) the green Video button. This extinguishes it, leaving audio (lit red) only for this tie. (see figure 3-8).

4. Press and release the input 8 button (see figure 3-9). The button lights red.

Step 4.

Press and release the Input 8 button.

INPUTS

1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8

OUTPUTS

The input button lights red to indicate that audio outputs

can be tied this input.

Step 6.

Press Enter.

Step 5.

Press and release the outputs 3 and 4 buttons.

ENTER PRESET VIEW ESC

The output buttons blink red to indicate that audio can be tied to these outputs.

The Enter button blinks green to indicate the need to confirm the change.

After pressing Enter all lights extinguish.

Figure 3-9 — Select the input, then the outputs, then press Enter

ISM 824 Integration Scaling Multiswitcher • Operation and Setup 3-9