Troubleshoot/NVR/Alarm Null
Revision as of 20:38, 5 October 2015 by JP (talk | contribs) (Created page with "===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 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.