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See also the Important Safety Information at the front of this guide.
When using the unit, observe the following safety information:
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Retain this user’s guide for later use and pass it on in the event of
change of ownership of the unit.
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Protect the unit from sudden, transient increases and decreases in
electrical power by fitting an in-line surge suppressor or
uninterruptable power supply.
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Products manufactured by us are safe and without risk provided they
are installed, used and maintained in good working order in
accordance with our instructions and recommendations.
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If any of the following conditions occur, isolate the electricity supply
and refer to your 3Com reseller.
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If the module begins to make an odd noise, smell or smoke.
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If the module shows signs of a distinct change in performance.
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Do not spill food or liquids on the unit. If the unit gets wet, isolate the
electrical supply and contact your 3Com reseller.
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Do not push any objects into the openings of the unit. Doing so can
cause fire or electric shock by shorting out internal components.
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Be sure nothing rests on the module’s system cables and that the
cables are not located where they can be stepped on and cause
damage to the unit.
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Keep the unit away from radiators and heat sources.
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Install the unit in a clean area that is free from dust or extreme
temperatures.
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This product complies with the electro-magnetic compatibility (EMC)
requirements of EN 55022 Class A and EN 50082 (susceptibility) when
the following prerequisites are observed;
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the WAN port must be attached to a screened digital cable.
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the ISDN cable must be used in conjunction with a three turn ferrite.