- 208 -≥ Even if the system requirements mentioned in this owner’s manual are fulfilled, some PCs cannotbe used.≥ /Even if the system requirements are fulfilled, it may take some time to edit 4K motion pictures andit may not be possible to play them back smoothly.≥ 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 AE 5.2With a PCOperating environmentOS Windows 8/Windows 8.1 (32 bit/64 bit)Windows 7 (32 bit/64 bit) SP1Windows Vista (32 bit) SP2≥ /A 64-bit version of the Windows 7/Windows 8/Windows 8.1 OS isrequired for operations involving 4K motion pictures.CPU 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 orMPEG2 output function.≥ Intel Core 2 Quad 2.6 GHz or higher is recommended when usingediting function in order to play seamless.≥ Intel Core i7 2.8 GHz or higher is recommended when using playback orediting function for 1080/60p.≥ /Intel Core i7 3.5 GHz or higher is recommended when using playback orediting function for 4K motion pictures.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 more≥ /8 GB or more is recommended when using playback or editing functionfor 4K motion pictures.WX970 VX870WX970 VX870WX970 VX870WX970 VX870