Difference between revisions of "Troubleshoot/NVR/Alarm Null"

(No difference)

Revision as of 18:01, 16 March 2016

Alarm function is null

  • Alarm setup is not correct.
  • Alarm cable connection is not correct.
  • Alarm input signal is not correct.
  • There are two loops connect to one alarm device.
Retrieved from "https://DahuaWiki.com/index.php?title=Troubleshoot/NVR/Alarm_Null&oldid=8504"