Extron electronic ISM 824 manual Background illumination settings

3. Use either of the front panel encoders ([ or {) to adjust the image zoom. The dimensions of the of the image adjust uniformly.

NA setting increment makes the image larger, and a setting decrement shrinks the image. The right side and bottom of the image move outwards or inwards, and the image remains anchored at the active pixel horizontal and vertical start point, at the top left of the display.

4. Press the Esc button to clear all button and reset the LCD.

Background illumination settings

The background illumination for input, output, control, and picture adjustment buttons can be toggled on or off (default state is off) as desired from the front panel. When the background illumination is on, the buttons are lit 25% amber. To toggle button background illumination on or off do the following:

1.Press and hold inputs 1 and 2 together, for 3 seconds. All buttons

(except I/O buttons, Menu and Next) light 25% amber, if already off.

NWhen the unit is in Executive Mode 1 (View Mode), background illumination cannot be changed. See “Front panel security lockout (Executive mode)” section below for details.

Front panel security lockout (Executive modes)

The front panel security lockout limits the operation of the Integration Scaling Multiswitcher from the front panel, locking some or all the entire front panel controls, with the exception of the RS-232/RS-422 and Ethernet ports. There are two levels of security available via the front panel, Executive modes 1 and 2.

•Executive Mode 1— View Mode. In this mode complete front panel lockout is achieved, except for viewing ties. No changes can be made and any attempted changes result in the I/O buttons blinking twice.

To initiate Executive Mode 1 via the front panel, press and hold the Video and

Audio buttons together for 2 seconds. The I/O buttons blink twice and remain lit, and the LCD displays Executive Mode View Mode.

To exit Executive Mode 1, press and hold the Video and Audio buttons simultaneously for 2 seconds. The I/O buttons blink twice and remain lit, and the LCD displays Executive Mode Off.

Executive Mode 1.

To initiate:

Press and hold the Video and Audio buttons together for 2 seconds, until the buttons blink twice. Release the buttons.

	I / O
VIDEO	AUDIO

Executive Mode 1.

To exit:

Press and hold the Video and Audio buttons together for 2 seconds, until the

buttons blink twice. Release the buttons.

	I / O
VIDEO	AUDIO

Executive Mode

View mode

Executive Mode

Off

Default	Default
Cycle	Cycle

Figure 3-39 — Executive Mode 1 initiation and exit method

ISM 824 Integration Scaling Multiswitcher • Operation and Setup 3-27