HP EliteBook 720 Maintenance and Service Guide - Page 67

Top cover, Close the computer.

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Top cover Description Top cover Spare part number 783215-001 Before removing the top 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. 4. Remove the service cover (see Service cover on page 37), and then remove the following components: a. Battery (see Battery on page 39) b. Hard drive (see Hard drive/solid-state drive on page 41) c. Keyboard (see Keyboard on page 50) NOTE: When replacing the top cover, be sure that the following components are removed from the defective top cover and installed on the replacement top cover: Remove the top cover: 1. Close the computer. 2. Turn the computer upside down with the front toward you. 3. Remove the Phillips PM2.0×3.25 screw (1) that secures the display panel cable bracket and display panel cable to the system board. 4. Remove the display panel cable bracket (2). Component replacement procedures 57

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Top cover
Description
Spare part number
Top cover
783215-001
Before removing the top 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.
4.
Remove the service cover (see
Service cover
on page
37
), and then remove the following components:
a.
Battery (see
Battery
on page
39
)
b.
Hard drive (see
Hard drive/solid-state drive
on page
41
)
c.
Keyboard (see
Keyboard
on page
50
)
NOTE:
When replacing the top cover, be sure that the following components are removed from the defective
top cover and installed on the replacement top cover:
Remove the top cover:
1.
Close the computer.
2.
Turn the computer upside down with the front toward you.
3.
Remove the Phillips PM2.0×3.25 screw
(1)
that secures the display panel cable bracket and display
panel cable to the system board.
4.
Remove the display panel cable bracket
(2)
.
Component replacement procedures
57