Owner’s manual – PreSonus FireStudio Mobile User Manual
Page 53
 
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Technical Inf
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CONTROLS & CONNECTIONS
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Owner’s Manual
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Back-Panel Layout 3.3
included power supply.
You can use the “extra” FireWire port to connect 
additional FireWire devices to you computer (such 
as external hard drives) or to connect additional 
FireStudio-family interfaces. Keep in mind that if 
you daisy-chain multiple bus-powered devices, the 
FireWire bus might not provide enough power for 
your FireStudio Mobile and for other devices in the 
chain.
MIDI and S/PDIF Breakout-Cable Connector. This 
is where you connect the breakout cable for MIDI 
and S/PDIF I/O. 
• MIDI stands for “Musical Instrument Digital
Interface.” However, MIDI can be used for 
many things other than instruments and 
sequencing. The MIDI inputs and outputs on the 
breakout cable allow connection to a variety 
of MIDI-equipped hardware, such as keyboard 
controllers, and can be used to send and receive 
MIDI Machine Control and MIDI Time Code. 
Note: MIDI does not carry audio signals but is 
frequently used to trigger or control an audio 
source, such as a virtual instrument or hardware 
synthesizer. You should ensure that MIDI data is 
correctly sent and received by the appropriate 
hardware or software. You may also need to route 
hardware sound sources’ audio to the FireStudio 
Mobile. Please consult the User’s Manual of your 
MIDI devices for help with MIDI setup and usage.
• The S/PDIF standard allows transmission of two
channels of up to 24-bit, 96 kHz audio. The S/
PDIF I/O also allows the FireStudio Mobile to 
send and receive word clock to external digital 
devices.