Locating ID labels
To assist in troubleshooting, product, serial, and authentication numbers are available on each
computer.
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 only for systems with Windows 7 preinstalled.
●
The Genuine Microsoft Label (GML) is used only for systems with Windows 8 preinstalled.
●
A service label shows the build ID and Feature Byte strings, which are needed for system board
●
replacement.
The all-in-one service label can be found in the location shown in Figure 4-1 (pull-out card).
Figure 4-1
Locating warranty information
To locate base warranty information, see http://www.hp.com/support/warranty-lookuptool.
To locate an existing Care Pack, see http://www.hp.com/go/lookuptool.
To extend a standard product warranty, visit http://www.hp.com/hps/carepack. HP Care Pack
Services offer upgraded service levels to extend and expand a standard product warranty.
54
Chapter 4 Diagnostics and troubleshooting
All-in-one service label location