About This Guide
How to Use This Guide
To learn and use proper troubleshooting methods, follow the procedures described
throughout Chapter 1, which helps you isolate the problem and refers you to the part
of this guide containing the information necessary to solve the problem.
To immediately find help for the specific problem you are troubleshooting, refer to
"Locating Troubleshooting Information" in Chapter 1, which lists the location of
information in this guide.
Because this guide contains information covering multiple servers, refer to your
server-specific user documentation to find information about the system
specifications, switch settings, and status and LED indicators for your server.
Key Terms
•
Boot—The process of initializing a server, beginning when the power switch is
pressed, including the running of self-tests, and concluding with the loading of
the operating system.
•
Reboot—To restart a server by reloading the operating system.
•
Power up—To apply power to the server by pressing the power switch. Powering
up a server is the first step of the boot process.
•
Power down—To turn off a server by pressing the power switch or as required by
the operating system.
•
Server-specific user documentation—The set of documents that apply
specifically to a server, such as the setup and installation guide, maintenance and
service guide, and installation poster.
•
Shut down—To completely remove all sources of power from a server.
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WARNING: Live circuits may still be present when the server is powered
down. To reduce the risk of injury or equipment damage, remove power
from the server by disconnecting all power cords from the power supplies.
HP Servers Troubleshooting Guide