Operation and Setup, cont’d

I/O presets

Overview

The ISM 824 has a total of sixteen I/O preset memory addresses available. Each preset can be saved and recalled using the front panel input and output buttons with presets 1 through 8 assigned to the input buttons, and presets 9 through 16 assigned to the output buttons. Any current tie configuration can be saved to any one of the preset locations, in any order. Saving the current configuration to an existing preset overwrites that existing preset in favor of the new configuration.

Likewise, when a preset is recalled, it replaces the current (active) configuration, which is then lost unless already saved in a previous preset location. The recalled preset overwrites all of the current configuration ties, in favor of the recalled configuration. Read all the notes below.

NI/O presets are not the same as memory or user presets, which are used to store image sizing and centering configurations.

NPresets can not be viewed from the front panel, unless recalled as the current configuration.

NOnly the audio and video ties are stored and recalled as a preset. Audio gain settings are not saved, and do not change when a preset is recalled.

NThe current configuration and all I/O presets are stored in non-volatile memory. When power is removed and restored, the current configuration is active and all presets are retained.

NWhen a preset mode is recalled, all the input and output buttons with previously assigned presets light red.

Saving a preset

To save a preset do the following:

1.

Press the Esc button to clear all pending changes and reset the LCD.

2.

Press and hold the Preset button until it flashes red. Input and output buttons

 

light red and the LCD panel shows the preset save mode (see figure 3-27).

NIf no buttons are pressed for 30 seconds after step 2, the Preset mode times out, and all buttons extinguish.

Step 1.

Press the Esc button to clear all selections.

Step 2.

Press and hold the Preset button. The button flashes

 

C O N T R O L

 

ENTER

PRESET

VIEW

ESC

The Esc button flashes

green once.

C O N T R O L

 

SAVE

 

 

ENTER PRESET VIEW

ESC

PRESET

#00

N The LCD shows the Preset save mode.

The input and output buttons light red.

Figure 3-27 — Steps 1 and 2 for saving a preset

3. Press and release an input or output button as desired for the address to save the current configuration. The selected address button, the Preset button, and the Enter button flash red. The LCD shows the selected preset number (see figure 3-28).

NInput buttons have preset addresses 1 through 8, output buttons have preset addresses 9 through 16.

3-20 ISM 824 Integration Scaling Multiswitcher • Operation and Setup

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Extron electronic ISM 824 manual Presets, Overview, Saving a preset