66 6-46-4Trouble Shooting > Version Upgrade > Preparation > System RequirementsTrouble Shooting > Version Upgrade > Preparation > System RequirementsVersion UpgradeOverviewTo upgrade versions, use the user support tool (hereinafter UST) and download firmwarefrom a personal computer (hereinafter PC) to this product.CAUTION:The Engine Controller PCB cannot be upgraded using the UST. In order to upgrade theEngine Controller PCB, it is necessary to replace it with an Engine Controller PCB of anew version.The Main Controller PCB can be upgraded using the UST.PCFirm WareUSB CableFirmware configurationFirmware Function Stored inBOOTROM Start the main controller. Main controller PCBBOOTABLE Control overall performance. Main controller PCBLANGUAGE Manage languages used in panel / Remote UI andfont data.Main controller PCBDEMO PRINT Manage data for demo printing. Main controller PCBSome UST versions meet less numbers of firmware than those listed above.F-6-3T-6-2Preparation■ System Requirements• OS (one of the following)• Microsoft Windows 2000 Server/Professional• Microsoft Windows XP Professional/Home Edition• Microsoft Windows Server 2003• Microsoft Windows Vista• Microsoft Windows 7• Microsoft Windows Server 2008• Mac OS X 10.3 or later• PC• Compatible to the selected OS• Memory (RAM): 32MB or more free space• Hard Disk: 100MB or more free space• Display: 640x480 pixels or more in resolution, 256 tones or more• With USB ports• UST file for this product**: Download the corresponding file from the system CD or the service site (ask the servicetechnician in charge for details)• USB cable (USB1.1/2.0)