Component Replacement Procedures; Service Tag - HP Elitebook 2540p Maintenance And Service Manual

Component replacement procedures

This chapter provides removal and replacement procedures.
There are as many as 72 screws that must be removed, replaced, or loosened when servicing the
computer. Make special note of each screw size and location during removal and replacement.

Service tag

The service tag, affixed to the bottom of the computer, provides information that may be needed
when troubleshooting system problems. The service tag provides the following information:
(1) Product name: This is the product name affixed to the front of the computer.
(2) Serial number (s/n): This is an alphanumeric identifier that is unique to each product.
(3) Part number/Product number (p/n): This number provides specific information about the product's
hardware components. The part number helps a service technician to determine what components
and parts are needed.
(4) Model description: This is the number used to locate documents, drivers, and support for the
computer.
(5) Warranty period: This number describes the duration of the warranty period for the computer.
46 Chapter 4 Removal and replacement procedures
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