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4
C
HAPTER
1: B
EFORE
Y
OU
B
EGIN
■
Do not stack anything on top of the cable modem. (See
the instructions on page 14 concerning stacking this
modem with 3Com OfficeConnect products.)
■
The temperature in the room where the cable modem
will be operating should be between 0 and 40°C (32
and 104°F). Relative humidity should be between 5 and
95%, non-condensing.
■
Familiarize yourself with all of the materials in this box.
Please read these installation instructions thoroughly
before installing your cable modem.
CAUTION: Your cable company will provide a cable
connection. Do not attempt any rewiring without first
contacting your cable company.
You Will Need These Items
Included:
■
Cable modem
■
Cable modem power supply
■
Analog modem, power supply, and DB-25 to DB-9 cable
(TMX Dialup Kit only)
■
RJ-45 network cable
■
Rubber feet and stacking clips kit
■
This Getting Started Guide
Not Included:
■
A PC running Windows
95 operating system (or later)
or a Macintosh
computer running the System 7.5
operating system (or later) with TCP/IP protocol installed
(see the following two sections for more information on
installing TCP/IP)
■
An active cable line
■
An active Ethernet port or network interface card (NIC)
installed in your computer
■
A 7/16 inch (or adjustable) wrench for securing the
cable line to the modem
■
A screwdriver, pushpins, and screws (for optional
wall-mounting) The screw heads should be at least 0.2”
(5mm) in diameter for them to be properly captured in