Extron electronic ISM 182 manual Freeze the output, Output a test pattern, Preview the scan rate

Freeze the output

You can freeze either output by clicking the Output 1 or Output 2 Freeze button. The Freeze button turns blue. When the output is frozen, the input can be removed and the ISM functions as a video store.

Click the Freeze button again to toggle freeze mode off.

Output a test pattern

You can select a test pattern to output on the output 1 and/or output 2 monitors. The test patterns are helpful when adjusting the connected displays for color, convergence, focus, resolution, contrast, grayscale, and aspect ratio.

Output a test pattern as follows:

1. Click the test pattern field. A drop down box appears (figure 6-4).

Figure 6-4 — Test pattern drop box

2.	Click the desired test pattern.
3.	Click the Output 1 and/or Output 2 checkbox to turn on the test pattern.

Preview the scan rate

You can read the horizontal and vertical scan rate of output 1 and output 2 by clicking the Output 1 or Output 2 View Input Scan Rate button. The horizontal and vertical frequency are displayed in the Horizontal and Vertical windows on the page.

Blue screen

You can toggle Blue Only mode on and off for either output by clicking the

Blue Screen Mode Output 1 and/or Output 2 checkbox. Blue Only mode is helpful in the setup of the color and tint of the incoming video signal. In the Blue Only mode, only the sync and blue video signals are passed to the display.

Executive mode

You can toggle executive mode on and off by clicking the Executive Mode On or Off checkbox. The executive mode limits the operation of the Integration Scaling Matrix Switcher from the front panel. When the switcher is in executive mode, all of the front panel functions are disabled except for input selection.

Integration Scaling Matrix Switcher • Ethernet Operation 6-5