User`s manual
QSD42908C8 User’s Manual 
3
Chapter 6  Utilities........................................................................................................................   76 
6.1  Restore Parameters......................................................................................................   76 
6.2  Upgrade.......................................................................................................................   77 
6.3  Hard Disk Management ..............................................................................................   78 
6.4  Stop Alarm Out ...........................................................................................................   78 
6.5  Reboot.........................................................................................................................   78 
6.6  Power Off....................................................................................................................   78 
6.7  View Log .....................................................................................................................   79 
6.8  System Information.....................................................................................................   81 
Chapter 7  Firmware Upgrade ......................................................................................................   82 
7.1  FTP Server Setup ........................................................................................................   82 
7.2  Upgrade Mode.............................................................................................................   84 
Appendix A: Mouse control function..............................................................................................   90 
Appendix B: HDD Capacity Calculation........................................................................................   92 
Appendix C: DVR Connect Cable Definition.................................................................................   93 
1  How to make a RS-485 connect cable ............................................................................   93 
2  How to make a RS-232 connect cable ............................................................................   94 
3  How to make a UTP network connect cable................................................................  ... 94 
Appendix D: DVR Specifications................................................................................................  ... 96 
Appendix D: Camera Specifications...............................................................................................   97 
Appendix E: Troubleshooting.........................................................................................................   98 
Appendix F: Product Service & Warranty ......................................................................................   99 
Appendix G: Customer Information Card.....................................................................................   100 










