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Chapter 2 Preparing for Installation
Precautions for Products with Modems, Telecommunications, or Local Area Network Options
2-12
Cisco Global Site Selector 4491 Hardware Installation Guide
78-16356-01
• When mounting this unit in a partially filled rack, load the rack from the
bottom to the top with the heaviest component at the bottom of the rack.
• If the rack is provided with stabilizing devices, install the stabilizers before
mounting or servicing the unit in the rack.
Precautions for Products with Modems,
Telecommunications, or Local Area Network
Options
Observe the following guidelines when working with these components:
• Do not connect or use a modem or telephone during a lighting storm. There
may be a risk of electrical shock from lightning.
• Never connect or use a modem or telephone in a wet environment.
• Do not plug a modem or telephone cable into the Ethernet connector.
• Disconnect the modem cable before opening a product enclosure, touching or
installing internal components, or touching an uninsulate4d modem cable or
jack.
• Do not use a telephone line to report a gas leak while you are in the vicinity
of the leak.
Required Tools and Equipment
You need the following tools and equipment to install the GSS:
• Number 2 Phillips screwdriver
• Tape measure and level
• Antistatic mat or antistatic foam
• ESD grounding strap with an alligator termination clip