HP ProBook 440 G3 Notebook PC - Maintenance and Service Guide

Display assembly
Description Spare part number
Display panel assembly, touch screen 826400-001
Display panel assembly, touch screen, two antennas 826401-001
Before removing the display assembly, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst 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 33).
5. Remove the following components:
a. Service door (see Service door on page 34).
b. Hard drive (see Hard drive on page 35)
c. WLAN module (see WLAN/Bluetooth combo card on page 39)
d. Keyboard (see Keyboard on page 42)
e. Top cover (see Top cover on page 47)
Remove the display assembly:
1. Position the computer upright and open.
2. Disconnect the display cable from the system board (1).
3. Pull the WLAN antennas through the hole in the computer (2), and then remove them from the routing
path near the right display hinge (3).
Component replacement procedures 69