Cisco Catalyst 3560X-24T Hardware Installation Manual page 34

Preparing for Installation
To prevent the switch from overheating, do not operate it in an area that exceeds the maximum
Warning
recommended ambient temperature of 113•F (45•C). To prevent airflow restriction, allow at least
3 inches (7.6 cm) of clearance around the ventilation openings. Statement 17B
Before working on equipment that is connected to power lines, remove jewelry (including rings,
Warning
necklaces, and watches). Metal objects will heat up when connected to power and ground and can
cause serious burns or weld the metal object to the terminals. Statement 43
Do not stack the chassis on any other equipment. If the chassis falls, it can cause severe bodily injury
Warning
and equipment damage. Statement 48
Warning Ethernet cables must be shielded when used in a central office environment. Statement 171
Warning Voice over IP (VoIP) service and the emergency calling service do not function if power fails or is
disrupted. After power is restored, you might have to reset or reconfigure equipment to regain access
to VoIP and the emergency calling service. In the USA, this emergency number is 911. You need to be
aware of the emergency number in your country. Statement 361
Do not work on the system or connect or disconnect cables during periods of lightning activity.
Warning
Statement 1001
Read the installation instructions before connecting the system to the power source. Statement 1004
Warning
This unit is intended for installation in restricted access areas. A restricted access area can be
Warning
accessed only through the use of a special tool, lock and key, or other means of security.
Statement 1017
Warning Use copper conductors only. Statement 1025
Warning This unit might have more than one power supply connection. All connections must be removed to
de-energize the unit. Statement 1028
Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Statement 1030
Catalyst 3750-X and 3560-X Switch Hardware Installation Guide
2-2
Chapter 2 Switch Installation
OL-19593-01