Compaq ProLiant 5500 Setup And Installation Manual page 148

B-2 Grounding Methods
If you do not have any of the suggested equipment for proper grounding, have
an Authorized Compaq Reseller install the part.
NOTE: For more information on static electricity, or assistance with product
installation, contact your Authorized Compaq Reseller.
For use with Intel Pentium II Xeon processor-based servers only