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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)

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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.

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Alarm