5
Removal and replacement procedures for
Customer Self-Repair parts
This chapter provides removal and replacement procedures for Customer Self-Repair parts.
NOTE:
The Customer Self-Repair program is not available in all locations. Installing a part not supported by
the Customer Self-Repair program may void your warranty. Check your warranty to determine if Customer
Self-Repair is supported in your location.
Component replacement procedures
NOTE:
Details about your computer, including model, serial number, product key, and length of warranty,
are on the service tag at the bottom of your computer. See
NOTE:
HP continually improves and changes product parts. For complete and current information on
supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then
follow the on-screen instructions.
There are as many as 26 screws that must be removed, replaced, and/or loosened when servicing Customer
Self-Repair parts. Make special note of each screw size and location during removal and replacement.
Bottom cover
Description
Bottom cover for use in HP EliteBook 850 G4 Notebook PC models (includes RJ-45 door, feet, sponge)
Bottom cover for use in HP ZBook 15u G4 Mobile Workstation models (includes RJ-45 door, feet, sponge)
Before removing the bottom cover, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
Remove the bottom cover:
1.
Turn the computer upside down on a flat surface.
34
Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
Labels on page 17
for details.
Spare part number
821181-001
821150-001