![](/images/backgrounds/285928/hp-tru64-unix-4-x-users-manual-1561877x1.png)
About This Guide
This guide provides
Audience Assumptions
This guide is for the person who installs, administers, and troubleshoots servers. HP assumes that you are qualified in the servicing of computer equipment and trained in recognizing hazards in products with hazardous energy levels.
Important Safety Information
Before installing this product, read the Important Safety Information document included with the server.
Symbols on Equipment
The following symbols may be placed on equipment to indicate the presence of potentially hazardous conditions:
WARNING: This symbol, in conjunction with any of the following symbols, indicates the presence of a potential hazard. The potential for injury exists if warnings are not observed. Consult your documentation for specific details.
HP Smart Array 641/642 Controller User Guide | vii |