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HP CQ45-111AU, CQ45-112TX, CQ45-111TX manual Copyright 2009 Hewlett-Packard Development Company, L.P

Models: CQ45-127TX CQ45-132TX CQ45-110TU CQ45-210TX CQ45-114AU

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© Copyright 2009 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 as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

First Edition: September 2009

Document Part Number: 592772-001

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HP CQ45-111AU, CQ45-112TX, CQ45-111TX, CQ45-109TU, CQ45-109AU manual Copyright 2009 Hewlett-Packard Development Company, L.P

Contents

Display Replacement Guide Compaq Presario CQ45 Notebook PCCopyright 2009 Hewlett-Packard Development Company, L.P 2 Recycling Table of contents1 Removal and replacement procedures ENWW 1 Removal and replacement procedures ENWWTools required Preliminary replacement requirementsService considerations Plastic partsCables and connectors Drive handlingGrounding guidelines Electrostatic discharge damageComponent replacement procedures Display assembly14. Position the computer with the front toward you 10. Use the media tray frame to remove the optical drive13. Remove the optical drive bracket 15. Disconnect the two WLAN antenna cables 1 from the WLAN moduleENWW 20. Disconnect the RTC battery cable 1 from the system boardComponent replacement procedures 24. Turn the computer display-side up, with the front toward you 21. Remove the RTC battery22. Turn the computer upside down, with the front toward you 25. Open the computer as far as possibleENWW 30. Turn the computer upside down, with the rear toward youComponent replacement procedures 33. Open the computer as far as possible 10 Chapter 1 Removal and replacement procedures32. Turn the computer display-side up, with the front toward you 37. Turn the computer display-side up, with the front toward youComponent replacement procedures 42. Remove the display assembly40. Disconnect the display panel cable ENWW2 Two Phillips PM2.5×6.0 screws 12 Chapter 1 Removal and replacement procedures1 Two rubber screw covers on the display bezel bottom edge ENWWb. Remove the tape that secures the cable to the display 48. Remove the invertera. Peel back the plastic that covers the cable c. Unplug the cable from the display1 that secure each hinge to the display The display cable is available using spare part number14 Chapter 1 Removal and replacement procedures ENWWENWW Reverse this procedure to reassemble and install the display assemblyComponent replacement procedures 16 Chapter 1 Removal and replacement procedures ENWW2 Recycling Display18 Chapter 2 Recycling Perform the following steps to disassemble the display assembly3. Remove the display bezel ENWWENWW 6. Remove the display panel assembly 2 from the display enclosure7. Turn the display panel assembly upside down Display13. Remove the backlight cover 10. Remove the display panel frame 2 from the display panel12. Lift the top edge of the backlight cover 2 and swing it outward 14. Turn the display panel right-side up18. Remove the backlight from the backlight frame 16. Turn the display panel upside down17. Remove the backlight frame from the display panel ENWW23. Remove the LCD panel 24. Recycle the LCD panel and backlight 19. Disconnect the display cable 1 from the LCD panel21. Release the LCD panel 3 from the display rear panel 22 Chapter 2 RecyclingIndex R removal/replacement24 Index ENWW