3Com TMX 10031161 - Manual (Page 22)

16 C HAPTER 2: H ARDWARE I NSTALLATION
■
Connect your cable line to the cable modem’s CATV
cable connector. Be careful not to bend the wire in
the center of the cable line when you connect it to
the cable modem. After hand-tightening the CATV
cable connector, use your 7/16 inch or adjustable
wrench to firmly tighten the connector. Be careful
not to over-tighten the connector or you might
damage the connector or your cable modem.
■
Plug the cable modem’s power supply into a wall
socket or surge protector and into the cable
modem’s power jack (labeled with a graphic that
looks like this:
).
■
Plug one end of the RJ-45 network cable into the
cable modem’s RJ-45 jack and the other end into the
existing network interface card installed in your
computer.
■
Plug the included RS-232 connector cable to the
serial port on your cable modem and to the serial
port on your analog modem.
■
Plug the analog modem’s power supply into the
modem and into a wall socket or surge protector.
- +
CATV
SERI AL
10 BT
cable line (to cable
outlet)
RJ-45 Cable
power supply
(to wall outlet)
RJ-45 cable
(to NIC)