HP EliteBook 745 Maintenance and Service Guide - Page 44

Removal and replacement procedures for Customer Self-Repair parts, Component replacement procedures

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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 Labels on page 18 for details. NOTE: HP continually improves and changes product parts. For complete and current information about 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 12 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. Preparation for disassembly See Removal and replacement procedures preliminary requirements on page 29 for initial safety procedures. 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. Bottom cover Table 5-1 Bottom cover description and part number Description Bottom cover Spare part number L62728-001 Before removing the bottom cover, follow these steps: ▲ Prepare the computer for disassembly (Preparation for disassembly on page 34). 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

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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
Labels
on page
18
for details.
NOTE:
HP continually improves and changes product parts. For complete and current information about
supported parts for your computer, go to
, select your country or region, and then
follow the on-screen instructions.
There are as many as 12 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.
Preparation for disassembly
See
Removal and replacement procedures preliminary requirements
on page
29
for initial safety procedures.
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.
Bottom cover
Table 5-1
Bottom cover description and part number
Description
Spare part number
Bottom cover
L62728-001
Before removing the bottom cover, follow these steps:
▲
Prepare the computer for disassembly (
Preparation for disassembly
on page
34
).
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