How To Remove The Main Logic Board - Sun Microsystems Enterprise 250 Owner's Manual

How to Remove the Main Logic Board

Caution -
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.
Before You Begin
Before you remove the main logic board, you must remove all removable
components from it, so that you can transfer them to the new main logic board after
you install it. Complete these tasks to remove the necessary components:
4 "How to Power Off the System" on page 55
4 "How to Remove the Side Access Panel" on page 60
4 "How to Avoid Electrostatic Discharge" on page 64
4 "How to Remove a Memory Module" on page 105
4 "How to Remove the NVRAM/TOD Module" on page 123
4 "How to Remove a CPU Module" on page 109
4 "How to Remove a PCI Card" on page 112
4 "How to Remove the SSP Paddle Card" on page 117
Video Demonstration
Figure 6–1
Click on the icon above for a video demonstration.
Click here for Appendix E.
What to Do
1. Disconnect any external cables attached to the rear panel of the system.
Be sure to note where each cable attaches to the rear panel. See "Locating Rear
Panel Features" on page 5.
Sun Enterprise 250 Server Owner's Guide ♦ Revision A, June 1998
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This procedure must be performed by a qualified service-trained