You must have a MIDI interface for this setup. This setup will work for any of the Roland hard disk recorders (ie. VS-880, VS-840, VS-1680, VS-2480).Roland VS-880 (Master)Pro Tools (Slave)CONNECTIONSS/PDIF OUT of Roland VS-880 > S/PDIF IN (white) on Mbox.MIDI OUT of Roland VS-880 > MIDI IN on MIDI interface connected to the computer.VS-880 Configuration1) Set to Master.2) Sync Mode = Internal.3) select MTC for MIDI OUT connector.4) MTC Type = 30 (fps).Launch a Pro Tools session. Make sure that bit depth and sample rate match between Pro Tools and the VS-880.OMS Setup1) In Pro Tools > Setups > OMS Studio Setup. (If it says Please Find OMS: Desktop > Mac HardDrive > Opcode Folder > OMS Applications > OMS Setups.) 2) Configure OMS, so the VS-880 is hanging off your MIDI interface and the correct port. Make sure the VS-880 is set to send/receive MTC (MIDI Time Code). See page 10 in "Getting Started with Mbox" guide for additional help. PRO TOOLS CONFIGURATIONWhen using the S/PDIF Output of the VS-880, make sure you are using a 75ohm digital S/PDIF RCA (coaxial) cable.4) In Pro Tools > Setups > Hardware > Set Ch. 1 - 2 (Input) to S/PDIF (RCA) > Set Sync Mode to S/PDIF (RCA). The S/PDIF light should light up on the Mbox. After you are completely done recording from the VS-880 set Sync Mode back to Internal. 5) Create audio tracks. File menu > New track > create as many tracks as you need. Set the inputs for each pair of audio tracks to In 1 & 2 (Stereo). Press record enable buttons on two tracks at a time. 6) Setups Menu > Peripherals > Synchronization: device = Generic MTC reader. SetPort to = VS-880 (or, if this doesn't work set to your MIDI interface).7) Windows Menu > Show Session Setup. Make sure that the Start Time and Current Time Code are the same, or that Start Time is a little ahead of Current Time. The Current Time box is where Pro Tools receives incoming MIDI Time Code from the VS-880. 8) Operations menu > Online. Transport = Pro Tools. Press the record button on the transport. Both the Online and Record buttons will flash until sync begins. 9) Press play on the VS-880 and Pro Tools will sync and go into record. Record into Pro Tools 2 tracks at a time.