Troubleshoot/NVR/Alarm Null

Revision as of 18:01, 16 March 2016 by JP (talk | contribs) (JP moved page AlarmNull to Troubleshoot/NVR/Alarm Null)

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.