Dummy Sim-Card Slot Filler; Removing The Dummy Sim-Card Slot Filler - Dell Latitude 5421 Service Manual

Dummy SIM-card slot filler

Removing the dummy SIM-card slot filler

Prerequisites
1. Follow the procedure in
2. Enter Service Mode.
3. Remove the SIM card.
4. Remove the microSD
5. Remove the base cover.
6. Remove the memory module.
7. Remove the 2280 solid-state drive
8. Remove the WLAN card.
9. Remove the WWAN card.
10. Remove the battery.
11. Remove the heat sink -
12. Remove the speakers
13. Remove the assembly inner
14. Remove the system board.
NOTE:
The system board can be removed with the heat sink attached in order to simplify the procedure and preserve the
thermal bond between the system board and heat sink.
15. Remove the power-button
16. Remove the LED board.
17. Remove the smart card
18. Remove the keyboard
19. Remove the display assembly.
20. Remove the palm-rest
About this task
NOTE: For models shipped with WLAN antennas only, the dummy SIM-card slot filler is a separate service part and is not
included with replacement palm rest. As a result, the dummy SIM-card slot filler must be removed and then reinstalled when
replacing the palm-rest assembly.
The following image indicates the dummy SIM-card slot filler and provides a visual representation of the dummy SIM-card slot
filler removal procedure.
Before working inside your
card.
or 2230 solid-state
UMA or discrete based on the system configuration.
frame.
board.
reader.
assembly.
assembly.
computer.
drive.
Removing and installing components 97