CHAPTER
4-1
Catalyst 4500 E-Series Switches Installation Guide
OL-13972-01
4
Removing and Replacing FRUs
Warning
Read the installation instructions before connecting the system to the power source.
Statement 1004
Warning
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Statement 1030
Warning
This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the
absence of a suitably installed ground conductor. Contact the appropriate electrical inspection
authority or an electrician if you are uncertain that suitable grounding is available.
Statement 1024
Warning
Before working on equipment that is connected to power lines, remove jewelry (including rings,
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
Warning
Ultimate disposal of this product should be handled according to all national laws and regulations.
Statement 1040
This chapter tells you how to remove and replace Catalyst 4500 E-series field-replaceable units (FRUs).
The information is presented in these sections:
• Removing and Replacing the Power Supply, page 4-2
• Removing and Replacing the Chassis Fan Assembly, page 4-13
• Replacing Backplane Modules, page 4-15
For instructions on installing and replacing supervisor engine and switching modules, refer to the
Catalyst 4500 Series Module Installation Guide.
