11
SmartNode 5531 User Manual
Safety when working with electricity
•
This device contains no user serviceable parts. The
device can only be repaired by qualified service person-
nel.
•
Do not open the device when the power cord is con-
nected. For systems without a power switch, and without
an external power adapter, line voltages are present
within the device when the power cord is connected.
•
For devices with an external power adapter, the power
adapter shall be a listed
Limited Power Source
. 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 in compli-
ance with local regulatory requirements.
•
For AC powered devices, ensure that the power cable
used meets all applicable standards for the country in
which it is to be installed.
•
For AC powered devices which have 3 conductor power
plugs (L1, L2 & GND or Hot, Neutral & Safety/Protective
Ground), the wall outlet (or socket) must have an earth
ground.
•
For DC powered devices, ensure that the interconnecting
cables are rated for proper voltage, current, anticipated
temperature, flammability, and mechanical serviceability.
•
WAN, LAN & PSTN ports (connections) may have hazard-
ous network voltages are present, regardless of whether
the device is powered ON or OFF. PSTN relates to inter-
faces such as telephone lines. FXS, FXO, DSL, xDSL, T1,
E1, ISDN, Voice, etc. These are known as “hazardous net-
work voltages” and to avoid electric shock use caution
when working near these ports. When disconnecting
cables for these ports, detach the far end connection of
the SmartNode first.
•
Do not work on the device or connect or disconnect
cables during periods of lightning activity.
•
If one has reason to open the chassis or case, then the
precautions mentioned above shall be followed. This
includes both the warnings relating to disconnection of
the input power, and the warnings relating to the discon-
nection of WAN, LAN & PSTN ports.
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
