Service Manual
Table Of Contents
- Latitude 5420 Service Manual
- Contents
- Working inside your computer
- Major components of your computer
- Removing and installing components
- Recommended tools
- Screw list
- Disassembly and reassembly
- Subscriber Identity Module (SIM) card
- Micro Secure Digital (SD) Card
- Base cover
- WLAN card
- WWAN card
- Solid-state drive
- Memory modules
- Battery
- Battery cable
- Assembly inner frame
- LED board
- Heat sink
- Speakers
- System board
- Power-button board
- Smart card reader
- Keyboard assembly
- Keyboard bracket
- Display assembly
- Display bezel
- Display panel
- Camera/microphone module
- eDP/display cable
- Sensor board
- Display hinges
- Display back cover
- Dummy SIM-card slot filler
- Palm-rest assembly
- Software
- BIOS setup
- Troubleshooting
- Getting help and contacting Dell
About this task
The following image indicates the location of the dummy SIM-card slot filler and provides a visual representation of the dummy
SIM-card slot filler installation procedure.
Steps
1. Place the dummy SIM-card slot filler into its compartment on the palm rest.
NOTE: Ensure that the dummy SIM-card slot filler is aligned with the ribs on the palm-rest assembly.
2. Press the dummy SIM-card slot filler until it clicks into place and ensure it fits securely into the SIM card slot.
Next steps
1. Install the palm-rest assembly.
2. Install the display assembly.
3. Install the keyboard assembly.
4. Install the power-button board.
5. Install the smart card reader.
6. Install the LED board.
7. Install the system board.
8. Install the assembly inner frame.
9. Install the battery.
10. Install the solid-state drive.
11. Install the memory module.
12. Install the WWAN card.
13. Install the WLAN card.
14. Install the base cover.
15. Install the microSD card.
16. Install the SIM card.
17. Follow the procedure in After working inside your computer.
Removing and installing components
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