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Cisco 7204 Installation and Configuration Guide
OL-5101-02
Chapter2 Preparing for Installation
Safety Recommendations
•Do not wear loose clothing, jewelry (including rings and chains), or oth er items that could get caught
in the chassis. Fasten your tie or scarf and sleeves.
•The Cisco 7 204 with installed AC-input power supplies ships with a three-wire electrical
grounding-type plug, which will only fit into a grounding-type power outlet. This is a safety feature.
The equipment grounding should be in accordance with local and national el ectri cal co des.
•The Cisco 7 204 with installed DC-input power supplies ships without the necessary wiring to
connect the router to a DC power source. Input, return, and earth (gr ound) wiring must be provided
by the installation site and installed and protected in accordance with local and national wiring
regulations.
•The Cisco 7204 operates safely when it is used in accordance with its marked electrical ratings and
product usage instructions.
Lifting Safely
A fully configured Cisco 7204 weighs approximately 50 pounds. The ch assis is not intended to be moved
frequently. Before you install the router, ensure that your site is proper ly p re pare d so you c an avoid
having to move the chassis later to accommodate power sources and network connections.
Whenever you lift the chassis or any heavy object, follow these guidelines (see Figure 2-1):
•Always disconnect all external cables before lifting or moving the chassis.
•Do not attempt to lift the chassis by yourself; have someone assist you.
•Ensure that your footing is solid, and balance the weight of the object between your feet.
•Lift the chassis slowly; never move suddenly or twist your body as you lift.
•Keep your back straight and lift with your legs, not your back. If you must bend down to lift the
chassis, bend at the knees, not at the waist, to reduce the strain on your lower back muscles.
•Lift the chassis from the bottom; grasp the underside of the chassis exterior with both hands.
Figure 2-1 Lifting the Chassis
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