HP 15 Notebook PC HP 15 TouchSmart Notebook PC Compaq 15 Notebook PC Compaq 15 TouchSmart Notebook PC HP 250 G2 Notebook PC HP 255 G2 Notebook PC Maintenance and Service Guide

Description Spare part number
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For use in French Canada 749022-DB1
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For use in Denmark, Finland, and Norway 749022-DH1
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For use in the Czech Republic and Slovakia 749022-FL1
Before removing the top cover/keyboard, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4. Remove the battery (see
Battery on page 49), and then remove the following components:
5. Remove the service door (see
Service door on page 56).
NOTE: When replacing the top cover, be sure that the power button board and cable (see Power button
board on page 69) is removed from the defective top cover and installed on the replacement top cover:
To remove the top cover/keyboard:
1. Close the computer, and then position the computer upside down with the front toward you.
66 Chapter 4 Removal and replacement procedures