Cisco DPC3928 DOCSIS User Manual page 12

IMPORTANT SAFETY INSTRUCTIONS
Protect the Product from Lightning
In addition to disconnecting the AC power from the wall outlet, disconnect the signal inputs.
Verify the Power Source from the On/Off Power Light
When the on/off power light is not illuminated, the apparatus may still be connected to the power
source. The light may go out when the apparatus is turned off, regardless of whether it is still plugged
into an AC power source.
Eliminate AC Power/Mains Overloads
WARNING: Avoid electric shock and fire hazard! Do not overload AC power/mains,
outlets, extension cords, or integral convenience receptacles. For products that require
battery power or other power sources to operate them, refer to the operating
instructions for those products.
Handling Disposable Batteries
This product may contain a rechargeable Lithium-Ion battery to provide stand-by operation in the
event of an AC power failure.
Heed the following warning, follow the Battery Safety and Battery Disposal instructions below, and see
the instructions later in this guide for handling, replacing, and disposing of the battery.
WARNING: There is danger of explosion if the battery is mishandled or incorrectly
replaced. Replace only with the battery recommended by the manufacturer. Do not
disassemble it or attempt to recharge it outside the system. Do not crush, puncture,
dispose of in fire, short the external contacts, or expose to water or other liquids.
Dispose of the battery in accordance with local regulations and instructions from your
service provider.
Battery Safety

Insert batteries correctly. There may be a risk of explosion if the batteries are incorrectly inserted.

Do not attempt to recharge 'disposable' or 'non-reusable' batteries.

Please follow instructions provided for charging 'rechargeable' batteries.

Replace batteries with the same or equivalent type that we recommend.

Do not expose batteries to excessive heat (such as sunlight or fire).

Do not expose batteries to temperatures above 100°C (212°F).
Battery Disposal

The batteries may contain substances that could be harmful to the environment.

Recycle or dispose of batteries in accordance with the battery manufacturer's instructions and
local/national disposal and recycling regulations.

The batteries may contain perchlorate, a known hazardous substance, so special handling and
disposal of this product might be necessary. For more information about perchlorate and best
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