SAFETY PRECAUTIONS
Please read all instructions before attempting to unpack, install or 
operate this equipment and before connecting the power supply.
Please keep the following in mind as you unpack and install this 
equipment:
• Always follow basic safety precautions to reduce the risk of re, 
electrical shock and injury to persons.
• To prevent re or shock hazard, do not expose the unit to rain, 
moisture or install this product near water.
• Never spill liquid of any kind on or into this product.
• Never push an object of any kind into this product through any 
openings or empty slots in the unit, as you may damage parts 
inside the unit.
• Do not attach the power supply cabling to building surfaces.
• Use only the supplied power supply unit (PSU). Do not use the PSU 
if it is damaged.
• Do not allow anything to rest on the power cabling or allow any 
weight to be placed upon it or any person walk on it.
• To protect the unit from overheating, do not block any vents or 
openings in the unit housing that provide ventilation and allow for 
sufcient space for air to circulate around the unit.
REVISION HISTORY
VERSION NO. DATE DD/MM/YY SUMMARY OF CHANGE
VR0 30/12/11 Preliminary Release
VR2 04/02/12 Add 901SP function
VS1 21/11/12 Updated format/diagrams