HP Presario CQ20-100 Compaq Presario CQ20 Notebook PC - Maintenance and Servic - Page 35

Component replacement procedures, Serial number - drivers

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Removal and replacement procedures Component replacement procedures This chapter provides removal and replacement procedures. There are as many as 71 screws, in 14 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. Serial number Report the computer serial number to HP when requesting information or ordering spare parts. The serial number is located on the bottom of the computer. Component 1 Product name 2 Serial number (s/n) 3 Part number/ product number (p/n) 4 Model description 5 Warranty period Description This is the product name affixed to the front of your computer. This is an alphanumeric identifier that is unique to each product. 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. This is the number you use to locate documents, drivers, and support for your computer. This number describes the duration (in years) of the warranty period for this computer. 4-6 Maintenance and Service Guide

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Maintenance and Service Guide
Removal and replacement procedures
Component replacement procedures
This chapter provides removal and replacement procedures.
There are as many as 71 screws, in 14 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.
Serial number
Report the computer serial number to HP when requesting information or ordering spare parts. The serial number is
located on the bottom of the computer.
Component
Description
1
Product name
This is the product name affixed to the front of your 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 you use to locate documents, drivers, and support for
your computer.
5
Warranty period
This number describes the duration (in years) of the warranty period for this
computer.