Motorola SB4220 - Manual (Page 10)

5 SURFboard Cable Modem SB4220 Series User Guide X
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Introduction Before You Begin Installation & Configuration FAQ Troubleshooting Glossary License
Precautions
Postpone cable modem installation until there is no risk of thunderstorm or lightning
activity in the area.
To avoid damaging the cable modem with static electricity:
■
Always first connect the coaxial cable to the grounded cable TV wall outlet.
■
Before you connect or disconnect the USB or Ethernet cable from your cable
modem or PC, always touch the coaxial cable connector on the cable modem to
release any static charges.
To prevent overheating the cable modem, do not block the ventilation holes on its sides.
Do not open the cable modem. Refer all service to your cable service provider.
Wipe the cable modem with a clean, dry cloth. Never use cleaning fluid or similar
chemicals. Do not spray cleaners directly on the unit or use forced air to remove dust.
To avoid damaging your cable
modem or PC with static electricity:
Always make the
wall connection first.
Before you connect or disconnect the USB or
Ethernet cable, always touch the coaxial
cable connector on the cable modem.