ROHS QH-NVR User Manual page 101

1) Alarm settings are not correct.
2) Enable the alarm output manually.
3) The input device failure, or incorrect connection.
4) Program problem (individual versions). Please upgrade program.
Q19. Alarm does not work.
Possible Reasons:
1) Alarm settings are not correct.
2) The connection of alarm module is not correct.
3) Alarm input signal is not correct.
Q20. Why can't control the remote controller.
Possible Reasons:
1) The device ID is not correct.
2) The remote-controlled distance is quite far, or the angle deviates too much.
3) The battery of remote controller runs out.
Q21. Storage time for recording is not enough.
Possible Reasons:
1) Large streams caused by poor image quality of IPC, dirty lens, backlighting
installation, inappropriate aperture, etc.
2) The HDD capacity is not enough.
3) The HDD is damaged.
Q22. Local operation password or network password is forgotten.
Solution: Please contact our customer service staff or call to the customer-service
number. We will guide you how to solve this problem according to your model and
program version of NVR.
Q23. Why can't download the ActiveX control?
Please follow these steps:
1) If IE browser blocks ActiveX:
① Open IE browser, then click ToolsInternet Options...; refer to Fig 7-1.
Network Video Recorder User Manual
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