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Catalyst 3750 Switch Hardware Installation Guide
OL-6336-10
Chapter 2 Switch Installation
Preparing for Installation
Warning
Read the wall-mounting instructions carefully before beginning installation. Failure to use the
correct hardware or to follow the correct procedures could result in a hazardous situation to people
and damage to the system.
Statement 378
Warning
Do not work on the system or connect or disconnect cables during periods of lightning activity.
Statement 1001
Warning
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Statement 1003
Warning
Read the installation instructions before connecting the system to the power source.
Statement 1004
Warning
This product relies on the building’s installation for short-circuit (overcurrent) protection. Ensure that
the protective device is rated not greater than: 5 A
Statement 1005
Note This warning applies only to the Catalyst 3750G-12S-SD switch.
Warning
This product relies on the building’s installation for short-circuit (overcurrent) protection. Ensure that
the protective device is rated not greater than: 15 A
Statement 1005
Note This warning applies to all the Catalyst 3750 switches except the Catalyst 3750G-12S-SD switch.
Warning
Class 1 laser product.
Statement 1008
Warning
To prevent bodily injury when mounting or servicing this unit in a rack, you must take special
precautions to ensure that the system remains stable. The following guidelines are provided to
ensure your safety:
• This unit should be mounted at the bottom of the rack if it is the only unit in the rack.
• 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.
Statement 1006
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