Installation Troubleshooting Glossary License

You will need 75-ohm coaxial cable with F-type connectors to connect your VoIP cable modem to the nearest cable outlet. If a TV is connected to the cable outlet, you may need a 5-900 MHz RF splitter and a total of three coaxial cables to connect both the TV and the VoIP cable modem. The coaxial cable and RF splitter are available at consumer electronic stores. To connect your VoIP cable modem to an Ethernet hub, see the network description in “Cabling for Multiple Users” on page 33. Check the documentation provided with your hub.

Caution

This product is for indoor use only. Do not route the USB, Ethernet, or telephone cables outside of the building. Exposure of the cables to lightning could create a safety hazard and damage the product.

Precautions

Postpone VoIP cable modem installation until there is no risk of thunderstorm or lightning activity in the area.

To avoid damaging the VoIP 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 VoIP cable modem or PC, always touch the coaxial cable connector on the VoIP cable modem to release any static charges.

To avoid damaging your VoIP cable modem or PC with static electricity:

Before you connect or disconnect the USB or Ethernet cable, touch the coaxial cable connector on the VoIP cable modem.

TEL 1 TEL 2

ETHERNET USB

CABLE

+12VDC

Always make the wall connection first.

To prevent overheating the VoIP cable modem, do not block the ventilation holes.

Do not open the VoIP cable modem. Refer all service to your cable provider.

Wipe the VoIP 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.

Caution

Contact your cable provider before connecting your VoIP cable modem to your existing telephone wiring. Do not connect the telephone wire to a traditional telephone (PSTN) service.

SBV5121 VoIP Cable Modem User Guide

5

Page 13
Image 13
Motorola SBV5121 manual Precautions, Always make the wall connection first