22 Control Panels for X75 Systems Installation and Operation Manual
Chapter 2: Operation via Front Panel Controls
Audio LEDs
The four Audio Proc LEDs (Analog, Digital, SD, HD) on the far right
side of the front panel indicate the selected audio input group that is
being adjusted for the audio gain. The LEDs indicate which input audio
processing block is currently selected for the adjustments under the
following conditions:
•The Analog LED lights for the Analog audio channels gain
adjustments.
•The Digital LED lights for the AES channels audio gain
adjustments.
•The SD LED lights for the SDX (SD demuxed) channels audio gain
adjustments.
•The HD LED lights for the HDX (HD demuxed) channels audio
gain adjustments.