HP Z840 User Guide - Page 62

Locating ID labels, Locating warranty information, HP troubleshooting resources and tools

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Locating ID labels To assist in troubleshooting, identification labels are available on each workstation. ● All workstations have a serial number (unique for each workstation) and product number. Have these numbers available when you contact support. ● The Certificate of Authentication (COA) is used for Windows 7-preinstalled systems only. ● The Genuine Microsoft Label (GML) is used for Windows 8-preinstalled systems only. ● A service label shows the build ID and Feature Byte strings, which are needed for system board replacement. NOTE: Your workstation may look slightly different from the illustration in this section. Locating warranty information To locate warranty information, go to http://www.hp.com/support/warranty-lookuptool. To locate an existing Care Pack, go to http://www.hp.com/go/lookuptool. To extend a standard product warranty, go to http://www.hp.com/hps/carepack. HP Care Pack Services offer upgraded service levels to extend and expand a standard product warranty. HP troubleshooting resources and tools This section provides information to guide you in troubleshooting your system. Online support Online support resources include web-based troubleshooting tools, technical knowledge databases, driver and patch downloads, online communities, and product change notification services. The following websites are also available to you: ● http://www.hp.com-Provides useful product information. ● http://www.hp.com/support/workstation_manuals-Provides the latest online documentation. 54 Chapter 10 Diagnostics and minor troubleshooting

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Locating ID labels
To assist in troubleshooting,
identification
labels are available on each workstation.
●
All workstations have a serial number (unique for each workstation) and product number. Have these
numbers available when you contact support.
●
The
Certificate
of Authentication (COA) is used for Windows 7-preinstalled systems only.
●
The Genuine Microsoft Label (GML) is used for Windows 8-preinstalled systems only.
●
A service label shows the build ID and Feature Byte strings, which are needed for system board
replacement.
NOTE:
Your workstation may look slightly
different
from the illustration in this section.
Locating warranty information
To locate warranty information, go to
support/warranty-lookuptool
.
To locate an existing Care Pack, go to
go/lookuptool
.
To extend a standard product warranty, go to
hps/carepack
. HP Care Pack Services
offer
upgraded service levels to extend and expand a standard product warranty.
HP troubleshooting resources and tools
This section provides information to guide you in troubleshooting your system.
Online support
Online support resources include web-based troubleshooting tools, technical knowledge databases, driver
and patch downloads, online communities, and product change
notification
services.
The following websites are also available to you:
●
—Provides useful product information.
●
support/workstation_manuals
—Provides the latest online documentation.
54
Chapter 10
Diagnostics and minor troubleshooting