Metric Halo +DSP, User Manual

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9. ULN/LIO-8 Front Panel Guide
Front Panel Overview
The ULN-8 and LIO-8 feature a flexible front panel with comprehensive controls, status and meter readouts.
The Front Panel allows you to utilize the interface without any computer attached and also communicates
bidirectionally with MIO Console to keep the Console controls and the Front Panel controls synchronized at
all times.
Figure 9.1: ULN-8 Front Panel
A note for LIO-8 owners:
References to “Mic” features only apply to you if you have the optional ULN-R microphone preamps
installed.
The Front Panel is split into a number of functional areas:
• Sample Rate Indicators and Control
• Clock Source Indicators and Control
• Control Mode Indicators and Selector
• I/O Trim Mode Indicators and Selector
• Channel Mode Indicators (above the knobs)
• Per Channel Control Knobs with value indicators
• High Resolution 15 Segment Input Meters
• High Resolution 15 Segment Output Meters
• System Status Indicators
• AES Status Indicators (per cable)
• Input Signal
• Output Signal
• Input Locked
• Cable Select for Clock Source
• Monitor Control Section
• Mute and Dim buttons for Monitor Control
• Monitor Control Knob
• Dedicated Headphone out Jack
• Summed DI inputs for channels 1 and 2
Let’s take each of these functional areas one by one and explain the details.
Sample Rate Indicators and Control
The Sample Rate area of the Front Panel has 6 indicator LEDs to show you the nominal sample rate that the
box is running at. The available sample rates are: