HP EliteBook 755 Maintenance and Service Guide - Page 77

Display assembly, and the camera cable

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Display assembly NOTE: Display assemblies are spared at the subcomponent level only. Additional display assembly spare part information is available at Display assembly subcomponents on page 25. 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 bottom cover (see Bottom cover on page 34). 5. Disconnect the battery cable from the system board (see Battery on page 47). Remove the display assembly: 1. Disconnect the antenna cables from the WWAN module (1) and the WLAN module (2). 2. Remove the antenna cables from the clips built into the computer (3). 3. Disconnect the display cable (4) and the camera cable (5) from the system board. 4. Remove the cables from the clips built into the computer (6). 5. With the computer upside down, open the display, and then place the computer on a table with the display positioned off the edge of the table. 6. Remove the five Phillips M2.5×5.0 screws (1) from the display hinges. Component replacement procedures 67

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Display assembly
NOTE:
Display assemblies are spared at the subcomponent level only. Additional display assembly spare
part information is available at
Display assembly subcomponents
on page
25
.
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 bottom cover (see
Bottom cover
on page
34
).
5.
Disconnect the battery cable from the system board (see
Battery
on page
47
).
Remove the display assembly:
1.
Disconnect the antenna cables from the WWAN module
(1)
and the WLAN module
(2)
.
2.
Remove the antenna cables from the clips built into the computer
(3)
.
3.
Disconnect the display cable
(4)
and the camera cable
(5)
from the system board.
4.
Remove the cables from the clips built into the computer
(6)
.
5.
With the computer upside down, open the display, and then place the computer on a table with the
display positioned
off
the edge of the table.
6.
Remove the
five
Phillips M2.5×5.0 screws
(1)
from the display hinges.
Component replacement procedures
67