Connectors MIDI connectors (In: 5, Out: 5)USB connector (Rear, USB TYPE B) Others Power Supply DC 9 V (AC adaptor) Current Draw 350 mA Accessories CD-ROMOwner’s manualFunction listAC adaptorUSB cableRack-mount adaptorDesk-stand mount Size and Weight Width 280 mm 11-1/16 inches Depth 245 mm 9-5/8 inches Height 46 mm 1-13/16 inches Weight 1.5 kg 3 lbs. 5 oz. *The specifications are subject to change without notice.
Downloads Updates & Drivers Updates & Drivers UM-550 Driver Version 1.0.1 for Windows 8/8.1 IMPORTANT NOTICE: When the Windows SmartScreen is displayed upon installing the driver, please perform the following procedure: 1. Click [ More info ] 2. Click [ Run anyway ] * Skip Step 1 If your PC is not connected to the internet. UM-550 Driver Version 1.0.0 for Windows 7 32-bit Edition This is the EDIROL UM-550 driver for Microsoft(R) Windows 7. UM-550 Driver Version 1.0.0 for Windows 7 64-bit Edition This is the EDIROL UM-550 driver for Microsoft(R) Windows 7 64-bit Edition. UM-550 Driver Version 1.0.0 for Windows Vista 32-bit Edition This is the EDIROL UM-550 driver for Microsoft(R) Windows Vista(TM). UM-550 Driver Version 1.0.0 for Windows Vista 64-bit Edition This is the EDIROL UM-550 driver for Microsoft(R) Windows Vista(TM) 64-bit Edition. UM-550 Driver Version 1.2.0 for Windows XP / Windows 2000 This is the EDIROL UM-550 driver for Microsoft(R) Windows(R) XP Home Edition/Professional and Microsoft(R) Windows(R) 2000 Professional. UM-550 Driver Version 1.0.0 for Windows XP x64 Edition This is the EDIROL UM-550 driver for Microsoft(R) Windows(R) XP Professional x64 Edition. UM-550 Driver Version 1.2.0 for Windows 98 / Windows Me This is the EDIROL UM-550 driver for Microsoft(R) Windows(R) 98 / Microsoft(R) Windows(R) Me. UM-550 Driver Version 1.0.0 for Mac OS X Mavericks (10.9) UM-550 Driver Version 1.0.0 for Mac OS X 10.8 UM-550 Driver Version 1.0.0 for Mac OS X 10.6 or later This is a driver for using the UM-550 with Mac OS X 10.6 (Snow Leopard).Compatible with Apple's standards of CoreMIDIUniversal Binary Driver (32-bit and 64-bit drivers)Single/Multi processor supportCompatible with Mac OS X v10.6 "Snow Leopard" as of Sep. 9, 2009 UM-550 Driver Version 1.2.0 for MacOS X This is a driver for using the UM-550 on MacOS X. - Compatible with Apple's standards of CoreMIDI - Universal Binary (This driver can work on both CPU, Intel processors and PowerPC processors.) - Single/Dual processor support - Compatible with Mac OS X v10.5 "Leopard" as of OCT. 26, 2007 Clean-All USB Driver Utility This utility clears out all Roland USB Windows drivers and should be used if you are having difficulty installing your USB driver.Note: You will have to reinstall the drivers for any other Roland device that is using a USB connection for Audio or MIDI.
Support Owner's Manuals If you have questions about operating your Roland product, please check our Knowledge Base for answers to the most common questions. You can also contact our Product Support through Roland Backstage. In addition, we have a library of Owner’s Manuals and Support Documents that you can download and reference. Owner's Manuals Owner's Manual