HP dv7-6b56nr A1T84UAR#ABA manual Component replacement procedures, Service tag

Removal and replacement procedures

Component replacement procedures

This chapter provides removal and replacement procedures.

There are as many as 91 screws, in 8 different sizes, 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

When ordering parts or requesting information, provide the computer serial number and model description provided on the service tag.

Component		Description
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.

3Part 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 alphanumeric identifier 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.

Maintenance and Service Guide 4–5