HP ProBook 440 G1 Notebook PC Maintenance and Service Guide

Keyboard
NOTE: For a detailed list of available keyboards, see Sequential part number listing on page 27.
Description Spare part number
Keyboard 721520-xxx
Before removing the 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 37).
5. Remove the service door (see
Service door on page 38).
Remove the keyboard:
1. Position the computer upside-down with the front toward you.
2. Remove the 2 Phillips PM2.5×6.0 screws that secure the keyboard to the computer.
3. Position the computer upright with the front toward you.
4. Open the computer as far as possible.
50 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts