Sun Microsystems Enterprise 450 Guide page 18

2. Unhook the air guide tabs from the CPU fan tray assembly.
Slide the air guide toward the front of the chassis to release it from the CPU fan tray
assembly.
What Next
See the Ultra Enterprise 450 Server Owner's Guide for instructions on removing or
installing CPU modules.
To replace the CPU air guide, complete the following task:
"How to Replace the CPU Air Guide" on page 10
How to Replace the CPU Air Guide
Caution – The air guide is essential for proper system cooling. Do not run the
system without the air guide installed.
Caution – This procedure must be performed by a qualified service-trained
maintenance provider. Persons who remove any of the outer panels to access this
equipment must observe all safety precautions and comply with skill-level
requirements, certification, and all applicable local and national laws.
en-10 Sun Enterprise 450 Server 480-MHz CPU Module Guide • August 2000