Manual Compaq Presario Cq40

Compaq Presario CQ40 Notebook PC
Maintenance and Service Guide

© Copyright 2008 Hewlett-Packard
Development Company, L.P.
Athlon, Sempron, and Turion are trademarks
of Advanced Micro Devices, Inc. Bluetooth is
a trademark owned by its proprietor and used
by Hewlett-Packard Company under license.
Intel and Core are trademarks of Intel
Corporation in the U.S. and other countries.Microsoft, Windows, and Windows Vista are
U.S. registered trademarks of Microsoft
Corporation. SD Logo is a trademark of its
proprietor.
The information contained herein is subject
to change without notice. The only
warranties for HP products and services are
set forth in the express warranty statements
accompanying such products and services.
Nothing herein should be construed asconstituting an additional warranty. HP shall
not be liable for technical or editorial errors
or omissions contained herein.
First Edition: August 2008
Document Part Number: 468153-001

Safety warning notice
WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not
place the computer directly on your lap or obstruct the computer air vents. Use the computeronly on a
hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft
surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact
the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the
AC adapter comply with the user-accessible surface temperaturelimits defined by the International
Standard for Safety of Information Technology Equipment (IEC 60950).

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Safety warning notice

Table of contents

1 Product description
2 External component identification
Top components ................................................................................................................................... 6
TouchPad............................................................................................................................ 6
Lights ................................................................................................................................... 7
Buttons and speakers .......................................................................................................... 8
Keys................................................................................................................................... 10
Display ............................................................................................................................... 11
Wireless antennae (select models only) ............................................................................ 12
Frontcomponents .............................................................................................................................. 13
Left-side components ......................................................................................................................... 14
Rear component................................................................................................................................. 15
Right-side components ....................................................................................................................... 15
Bottom components ........................................................................................................................... 16
3 Illustrated parts catalog
Serial number location........................................................................................................................ 17
Computer major components ............................................................................................................. 18
Display assembly components ........................................................................................................... 24
Plastics Kit...