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Model 3231 User Manual
Safety when working with electricity
General observations
• Clean the case with a soft slightly moist anti-static cloth
• Place the unit on a flat surface and ensure free air circulation
• Avoid exposing the unit to direct sunlight and other heat sources
• Protect the unit from moisture, vapors, and corrosive liquids
• This device contains no user serviceable parts. The equipment shall be
returned to Patton Electronics for repairs, or repaired by qualified service
personnel.
• AC Powered Units: The external power adaptor shall be a listed Limited
Power Source. Ensure that the power cable used meets all applicable stan-
dards for the country in which it is to be installed, and that it is connected
to a wall outlet which has earth ground. The mains outlet that is utilized to
power the device shall be within 10 feet (3 meters) of the device, shall be
easily accessible, and protected by a circuit breaker.
• DC Powered Units: The interconnecting cables shall be rated for proper
voltage, current, anticipated temperature, flammability, and mechanical
serviceability.
• Hazardous network voltages are present in WAN ports, regardless of
whether power to the unit is ON or OFF. To avoid electric shock, use cau-
tion when near WAN ports. When detaching the cables, detach the end
away from the device first.
• Do not work on the system or connect or disconnect cables during periods
of lightning activity.
In accordance with the requirements of council directive 2002/
96/EC on Waste of Electrical and Electronic Equipment (WEEE),
ensure that at end-of-life you separate this product from other
waste and scrap and deliver to the WEEE collection system in
your country for recycling.
WARNING