3Contents* For information about the installation tasks, refer to the provided Installation Guide.Important safety instructions......................................................................................................... 4Limitation of liability ....................................................................................................................... 5Disclaimer of warranty ................................................................................................................... 5Preface .......................................................................................................................................... 6Main functions ............................................................................................................................... 7About the user manuals ................................................................................................................ 8System requirements for a PC ...................................................................................................... 8Trademarks and registered trademarks......................................................................................... 9Open Source Software .................................................................................................................. 9Copyright ....................................................................................................................................... 9Network security ......................................................................................................................... 10Precautions ................................................................................................................................. 10Precautions for installation* ......................................................................................................... 15Troubleshooting ........................................................................................................................... 18Specifications .............................................................................................................................. 22Standard accessories .................................................................................................................. 28Optional accessories ................................................................................................................... 28