Presonus FireStudio Manuale Utente Scaricare il pdf (Pagina 40)

CONTROLS AND CONNECTIONS

37 | PreSonus 2008

 Input Gain/Trim Control.

These knobs provide the following gain structure:

XLR Microphone Inputs:

54 dB of variable gain (-4 dB to +50 dB)

TS ¼” Instrument/Hi-Z Inputs:

54 dB of variable gain (-4 dB to +50 dB)

TRS ¼” Line Inputs:

32 dB of variable gain (-16 dB to +16 dB trim adjustment)

 Main.

The Main knob controls the output level for the main outputs on the back of the FireStudio and

has a range of -80 db to +10 dB.

 Phones.

The Phones knob controls the output level of the headphone output on the front of the unit.

Notice the volume indicator goes to 11; use this setting with extreme caution.

 ¼” Headphone Jack.

This is where you connect your headphones to the FireStudio.

 Red-Blue Power/Sync Light.

This light is a clock source (sync) indicator. It lets you know if your unit is

receiving word clock correctly. Word clock is a signal with which digital devices sync frame rates.

Proper word-clock sync prevents digital devices from having pops, clicks, or distortion in the audio

signal due to mismatched digital-audio transmission.

Blue.

FireStudio is correctly synced via FireWire, external ADAT, S/PDIF, or BNC word

clock.

Flashing Red and Blue

. Sync invalid or not present.

 Power Button

. Push this button to turn your FireStudio on. The button will illuminate blue. Push it

again to power down your FireStudio.

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Presonus FireStudio Manuale Utente Pagina 40