NIGHT OWL AHD7-441 User Manual

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7
CHAPTER 2: SAFETY INSTRUCTIONS
Do not attempt to remove the top cover. 
Handle the DVR carefully.
If you drop the DVR on any hard surface, it may damage the device. 
If the DVR doesn’t work properly due to physical damage, contact 
an authorized dealer for repair. 
It is recommended to use your DVR with an uninterruptable power 
supply (UPS). 
Connecting your DVR and cameras to a UPS allows continuous 
operation even during power outages. The run-time duration will 
depend on the rating of the UPS used. 
If you observe any abnormal operation, unplug the DVR immediately 
and contact technical support. Do not attempt to open the DVR to 
diagnose the cause of the problem. 
You may be subjected to severe electrical shock if you 
remove the cover of the DVR.