Here is NVR Maintain Menu ,you can check LOG, INFO ,DEFAULT ,MAINTAIN here .
INFO of NVR .Here you can see NVR Equipment Name ,Product Type ,System ,Video In ,Alarm In ,Serial No. Build Date ,Web,Audio In and Alarm Out .
You can Update your NVR system here too .
Here is Default of Maitain ,You can set your NVR here .Set Options ,Video Config ,Base ,Encoding ,Snap ,Net Channel ,Record Config ,Base ,Record Plan and so on .
Here is MAITAIN .You an set Auto -Reboot time here .
This is NVR account ,You can see it's account information here .
This is RS232 Menu of NVR .
Here is NVR ShUTDOWN menu .