- 111 -≥ Even if the system requirements mentioned in these operating instructions are fulfilled, some PCscannot be used.≥ A compatible Blu-ray disc/DVD writer drive and media are necessary for writing to a Blu-ray disc/DVD.≥ Operation is not guaranteed in the following cases.j When 2 or more USB devices are connected to a PC, or when devices are connected throughUSB hubs or by using extension cables.j Operation on an upgraded OS.j Operation on an OS other than the one pre-installed.≥ This software is not compatible with Microsoft Windows 3.1, Windows 95, Windows 98,Windows 98SE, Windows Me, Windows NT, Windows 2000 and Windows XP.∫ Operating environment for HD Writer LE 3.0* Also confirmed to work with Windows 10.With a PCOperating environmentOS* Windows 8/Windows 8.1 (32 bit/64 bit)Windows 7 (32 bit/64 bit) SP1Windows Vista (32 bit) SP2CPU Intel Pentium 4 2.8 GHz or higher (including compatible CPU)≥ Intel Core 2 Duo 2.16 GHz or higher or AMD Athlon 64 X2 Dual-Core5200+ or higher is recommended when using playback function.≥ Intel Core 2 Quad 2.6 GHz or higher is recommended when usingediting function.≥ Intel Core i7 2.8 GHz or higher is recommended when using playback orediting function for 1080/50p.RAM Windows 7/Windows 8/Windows 8.1:2 GB or more (64 bit)/1 GB or more (32 bit)Windows Vista: 1 GB or moreDisplay High Colour (16 bit) or more (32 bit or more recommended)Desktop resolution of 1024k768 pixels or more (1920k1080 pixels ormore recommended)Graphics card complying with DirectX 9.0c (DirectX 10 recommended) andDirectDraw overlayPCI Express™ x16 compatible recommendedVideo memory of 256 MB or more recommendedFree hard disk drivespaceUltra DMA — 100 or more450 MB or more (for installing the software)≥ If the compression setting is enabled, errors will occur during recording.Clear the check box for [Compress this drive to save disk space] in[Properties] for the hard disk drive.Sound DirectSound SupportInterface USB portOther requirements Mouse or equivalent pointing deviceInternet connection