Display assembly
All display assemblies include WLAN antenna transceivers and cables. WWAN models include 2 WWAN antenna transceivers and cables.
For a list of individual display spare parts, see Display components on page 36.
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For use in silver HP ProBook 4540s models: |
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For use in HP ProBook 4440s/4441s models: |
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Before removing the display assembly, 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 55).
5.Remove the following components:
a.Bottom door (see Bottom door on page 58).
b.WLAN module (see WLAN/Bluetooth combo card on page 68)
c.WWAN module (see WWAN module on page 66)
d.Keyboard (see Keyboard on page 70)
e.Top cover (see Top cover on page 82)
Remove the display assembly:
1.Position the computer upright with the front toward you.
2.Open the computer as far as possible.
3.If necessary, disconnect the display cable from the system board.
112 Chapter 4 Removal and replacement procedures