Mobile Video Recorder User Manual 
III 
Symbol Conventions 
The symbols that may be found in this document are defined as follows. 
Safety Instructions 
  Proper configuration of all passwords and other security settings is the responsibility of the 
installer and/or end-user. 
  In the use of the product, you must be in strict compliance with the electrical safety 
regulations of the nation and region. Please refer to technical specifications for detailed 
information. 
  Input voltage should meet both the SELV (Safety Extra Low Voltage) and the Limited Power 
Source with 9 to 36 VDC according to the IEC60950-1 standard. Please refer to technical 
specifications for detailed information. 
   
It is recommended to use either 12 V or 24 V adapter when testing the device. 
  Do not connect several devices to one power adapter as adapter overload may cause over-
heating or a fire hazard. 
  Please make sure that the plug is firmly connected to the power socket.     
  If smoke, odor or noise rise from the device, turn off the power at once and unplug the power 
cable, and then please contact the service center.   
Preventive and Cautionary Tips 
  Before connecting and operating your device, please be advised of the following tips: 
  Ensure unit is installed in a well-ventilated, dust-free environment. 
  Keep all liquids away from the device. 
  Ensure environmental conditions meet factory specifications. 
Indicates  a  potentially  hazardous  situation,  which  if  not  avoided, 
could  result  in  equipment  damage,  data  loss,  performance 
degradation, or unexpected results.