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Cooling and Airflow
The fan tray, which is located at the right side of the switch, cools the interior by
drawing air through vents on the left side and forcing heated air out through holes.
Note: The fan tray is hot-swappable.
Caution: To protect the equipment from overheating, do not operate it in an area
that exceeds the maximum recommended ambient temperature of 40×C (104×F).
To prevent airflow restriction, you must allow at least 7.6 cm (3") of clearance
around chassis openings.
Power
The source electrical outlet should be installed near the switch, be easily
accessible, and be properly grounded.
Note: Observe the following power cable considerations before you begin
installation of the CrossFire 8720 Switch.
1. The socket outlet must be installed near the equipment and must be easily
accessible.
2. To prevent electrical shock, the power cord set used must comply with national
regulations.
–
The female receptacle of the cord must meet CEE-22 requirements.
The cord must be UL listed, CSA labelled, and consist of three conductors
with a maximum of 15 feet in length. Type SVT or SJT cord sets must be
used for units which stand on a desk or table. Type SJT cord sets must be
used for units which stand on floor.
–
The male plug for units operating at 115 VAC must consist of a parallel
blade, grounding type attachment plug rated 15 A, 125 VAC.
The male plug for units operating at 230 VAC must consist of a tandem
blade, grounding type attachment plug rated 15 A, 250 VAC.
The male plug for units operating at 230 VAC (outside of the United States
and Canada) must consist of a grounding type attachment plug rated 15 A,
250 VAC and have the appropriate safety approvals for the country in
which the equipment will be installed.
Caution: Support the CrossFire 8720 Switch while you are installing the unit to
avoid dropping it on the floor or any equipment beneath it in the rack. The
CrossFire 8720 Switch unit including dual power supply units weighs
approximately 10.7 kg (23.6 lbs).
Caution: To separate the switch from the power, pull the power cord completely
out from the socket. The power socket must be easily accessible and located near
the unit.
CrossFire 8720 Fast Ethernet Layer 3 Switch, v. 1.00.02, P/N: 710001800
9
Installation
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