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Infrared remote operation, Knob in focus – Metric Halo Mobile I/O User Manual

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ULN/LIO-8 Front Panel Guide

123

Infrared Remote operation

When the "Enable IR Remote" preference is enabled, your LIO-8 or ULN-8 will respond to IR commands from
any remote that sends NEC codes (for example, the white Apple remotes). If you have multiple interfaces you
should only enable IR on one box, unless you are going to use several different remotes controls.

The IR remote works on the concept of a knob being "focussed" which is indicated by the LEDs around the knob
being brighter. Once a knob is focussed, its value can be changed. In the example below, knob 3 is focussed:

Figure 9.19: Knob in Focus

To be able to focus a knob, the front panel must be in one of the following Control Modes:

• Input
• Link
• +48
• I/O Trim (no Control Mode LEDs lit)

The available commands for IR operation are:

Focussed Knob: Increment Value

Increases the value of the focussed knob.

Focussed Knob: Decrement Value

Decreases the value of the focussed knob.

Focus Previous Knob

Moves the focus one knob to the left. If you send this command when knob 1 is focussed, no knob will
be focussed. This can be used to make sure that you don't accidentally change values during a session.

Focus Next Knob

Moves the focus one knob to the right. If no knob is focussed, use this command to start focus on knob 1.

Select FP Control Mode

Cycles through the front panel control modes.

Select I/O Trim Mode

Toggles between Input trim and Output trim.

Click Focussed Knob

Simulates pushing an encoder; used to select presets, enable phantom power, etc.

Monitor: Increase Volume

Increases the volume of the Monitor Controller without having to focus that knob.

Monitor: Decrease Volume

Decreases the volume of the Monitor Controller without having to focus that knob.

Monitor: Toggle Mute

Mutes the Monitor Controller output.

Out of the box, your interface is programmed to respond to the white Apple remote, with the following func-
tions: