Dell Inspiron 24 5420 All-in-One Owners Manual - Page 97

Middle frame assembly, Removing the mid-frame assembly with antennas

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Steps 1. Slide and insert the display panel into the slot on the display-assembly base. 2. Route the display-backlight cable, touchscreen cable, and display cable on the display panel through the slots on the display-assembly base. 3. Place the display-assembly base on a clean and flat surface with the display panel facing down. 4. Replace the 10 screws (M3x5) that secure the display panel to the display-assembly base. 5. Replace the five screws (M3x3) that secure the display panel to the display-assembly base. NOTE: The screws that secure the middle frame and display panel to the display-assembly base are silver in color and etched with "LCD" around the screw holes. Next steps 1. Install the system board. 2. Install theintegrated heat sink or discrete heat sink. 3. Install the M.2 2230 solid-state drive or M.2 2280 solid-state drive, as applicable. 4. Install the wireless card. 5. Install the media-card reader. 6. Install the system-board shield. 7. Install the hard drive. 8. Install the I/O cover. 9. Install the back cover. 10. Install the stand. 11. Follow the procedure in After working inside your computer. Middle frame assembly Removing the mid-frame assembly with antennas CAUTION: The information in this intended for authorized service technicians only. Removing and installing Field Replaceable Units (FRUs) 97

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Steps
1.
Slide and insert the display panel into the slot on the display-assembly base.
2.
Route the display-backlight cable, touchscreen cable, and display cable on the display panel through the slots on the
display-assembly base.
3.
Place the display-assembly base on a clean and flat surface with the display panel facing down.
4.
Replace the 10 screws (M3x5) that secure the display panel to the display-assembly base.
5.
Replace the five screws (M3x3) that secure the display panel to the display-assembly base.
NOTE:
The screws that secure the middle frame and display panel to the display-assembly base are silver in color and
etched with "LCD" around the screw holes.
Next steps
1.
Install the
system board
.
2.
Install the
integrated heat sink
or
discrete heat sink
.
3.
Install the
M.2 2230 solid-state drive
or
M.2 2280 solid-state drive
, as applicable.
4.
Install the
wireless card
.
5.
Install the
media-card reader
.
6.
Install the
system-board shield
.
7.
Install the
hard drive
.
8.
Install the
I/O cover
.
9.
Install the
back cover
.
10.
Install the
stand
.
11.
Follow the procedure in
After working inside your computer
.
Middle frame assembly
Removing the mid-frame assembly with antennas
CAUTION:
The information in this intended for authorized service technicians only.
Removing and installing Field Replaceable Units (FRUs)
97