Cisco DPC3939 User Manual page 14

IMPORTANT SAFETY INSTRUCTIONS

Do not install this apparatus in an enclosure, such as a bookcase or rack, unless the installation
provides proper ventilation.

Do not place entertainment devices (such as VCRs or DVDs), lamps, books, vases with liquids, or
other objects on top of this product.

Do not block ventilation openings.
Operating Environment
This product is designed for operation indoors with a temperature range from 32° to 104° F (0° to 40°C).
Each product should have adequate spacing on all sides so that the cooling air vents on the chassis are
not blocked.
Protect from Exposure to Moisture and Foreign Objects
WARNING: Avoid electric shock and fire hazard! Do not expose this product to
dripping or splashing liquids, rain, or moisture. Objects filled with liquids, such as
vases, should not be placed on this apparatus.
WARNING: Avoid electric shock and fire hazard! Unplug this product before cleaning.
Do not use a liquid cleaner or an aerosol cleaner. Do not use a magnetic/static cleaning
device (dust remover) to clean this product.
WARNING: Avoid electric shock and fire hazard! Never push objects through the
openings in this product. Foreign objects can cause electrical shorts that can result in
electric shock or fire.
Service Warnings
WARNING: Avoid electric shock! Do not open the cover of this product. Opening or
removing the cover may expose you to dangerous voltages. If you open the cover, your
warranty will be void. This product contains no user-serviceable parts.
Check Product Safety
Upon completion of any service or repairs to this product, the service technician must perform safety
checks to determine that this product is in proper operating condition.
Protect the Product When Moving It
Always disconnect the power source when moving the apparatus or connecting or disconnecting
cables.
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