PreSonus FireStudio Mobile - Manual (Page 51)

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CONTROLS & CONNECTIONS 3 Owner’s Manual
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Front-Panel Layout 3.2
Red-Blue Power/Sync Light. This light is a power
and clock source (sync) indicator. It lets you know
whether your unit is receiving adequate power and
is correctly receiving word clock. Word clock is the
timing signal with which digital devices sync frame
rates. Proper word-clock sync prevents digital
devices from having pops, clicks, and distortion in
the audio signal due to mismatched digital audio
transmission.
• Blue. FireStudio Mobile is correctly synced via
FireWire or external S/PDIF.
• Flashing Red and Blue. Sync is invalid or not
present.