8To connect the telephone line, plug a phone wire into the Tel 1 connector. You can also connect a second telephone line to the Tel 2 connector.
TEL 2
TEL 1
ETHERNET
USB
Either/or
CABLE
+12VDC 
Caution!
To reduce the risk of fire, use only No. 26 or larger UL Listed or CSA Certified Telecommunication Line Cord to connect a telephone line to your SBV5121 VoIP cable modem.
Do not connect both the Ethernet and USB cables to the same computer. Connect to either Ethernet or USB.
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.
Be sure the phone connectors are neither connected together nor connected to wall jacks on the same network.
Setting Up a USB Driver
The following subsections describe setting up a USB driver. Before connecting a PC to the USB port, perform the appropriate procedure for your Windows version:
•
•
•
•
“Setting Up a USB Driver in Windows 98 Second Edition” on page 11
“Setting Up a USB Driver in Windows 2000” on page 15
“Setting Up a USB Driver in Windows Me” on page 18
“Setting Up a USB Driver in Windows XP” on page 19
When you finish setting up the USB driver, you can continue with “Configuring TCP/IP” on page 20.
The SBV5121 VoIP cable modem USB driver does not support Macintosh or UNIX computers. For those systems, you can connect through Ethernet only.
Caution!
Be sure the SBV5121 VoIP Cable Modem
SBV5121 VoIP Cable Modem User Guide | 10 |