Dell Latitude 5550 Owners Manual - Page 124

Display back cover, Removing the display back cover

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Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following images indicate the location of the display hinges and provide a visual representation of the installation procedure. Figure 87. Installing the display hinges Steps 1. Align the screw hole on the left hinge with the screw hole on the display back cover. 2. Replace the screw (M2.5x3.5) that secures the left hinge to the display back cover. 3. Align the screw hole on the right hinge with the screw hole on the display back cover. 4. Replace the screw (M2.5x3.5) that secures the right hinge to the display back cover. Next steps 1. Install the display panel. 2. Install the display bezel. 3. Install the display assembly. 4. Install the wireless card. 5. Install the 4G WWAN card or 5G WWAN card, as applicable. 6. Install the base cover. 7. Install the SIM card. 8. Follow the procedure in After working inside your computer. Display back cover Removing the display back cover CAUTION: The information in this removal section is intended for authorized service technicians only. 124 Removing and installing Field Replaceable Units (FRUs)

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Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
About this task
The following images indicate the location of the display hinges and provide a visual representation of the installation procedure.
Figure 87. Installing the display hinges
Steps
1.
Align the screw hole on the left hinge with the screw hole on the display back cover.
2.
Replace the screw (M2.5x3.5) that secures the left hinge to the display back cover.
3.
Align the screw hole on the right hinge with the screw hole on the display back cover.
4.
Replace the screw (M2.5x3.5) that secures the right hinge to the display back cover.
Next steps
1.
Install the
display panel
.
2.
Install the
display bezel
.
3.
Install the
display assembly
.
4.
Install the
wireless card
.
5.
Install the
4G WWAN card
or
5G WWAN card
, as applicable.
6.
Install the
base cover
.
7.
Install the
SIM card
.
8.
Follow the procedure in
After working inside your computer
.
Display back cover
Removing the display back cover
CAUTION:
The information in this removal section is intended for authorized service technicians only.
124
Removing and installing Field Replaceable Units (FRUs)