Hardware Installation and Reference Guide    Product Installation 
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3.9  Checking after Installation 
 
Before checking the installation, switch off the power supply to avoid any personal injury or 
damage to the component due to connection errors. 
  Check that the ground line is connected. 
  Check that the cables and power input cables are correctly connected. 
  Check that all interface cables are laid out inside the equipment room. In the case of external 
cabling, check that the lightning resistance socket or network interface lightning protector is connected.   
  Maintain a minimum clearance of 10 cm around the device.