- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw List
- Major components of your system
- MicroSD-card
- SIM card tray
- Base cover
- Battery cable
- Memory module
- M.2 solid-state drive conversion bracket
- M.2 solid-state drive thermal plate
- M.2 solid-state drive
- Hard-disk drive
- WLAN card
- WWAN card
- System fan
- Battery
- I/O cable
- Display assembly
- Heatsink assembly
- Power adapter port
- Coin-cell battery
- USB cable
- Ethernet port
- I/O board
- Power-button board
- System board
- Speakers
- Touchpad
- WWAN I/O board
- Palmrest assembly
- Display bezel
- Display panel
- Camera
- Display cable
- Display back-cover
- Drivers and downloads
- System setup
- Troubleshooting
- Built-in self-test (BIST)
- LCD Built-in Self Test (BIST)
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- Diagnostic LED behavior
- Diagnostic error messages
- System error messages
- Recovering the operating system
- Real-Time Clock (RTC Reset)
- Flashing the BIOS
- Backup media and recovery options
- WiFi power cycle
- Flea power release
- Getting help and contacting Dell
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Latitude 3420 Service Manual
Removing the base cover
Prerequisites
- Follow the procedure in before working inside your computer.
- Remove the microSD-card.
- Remove the SIM card tray for 4G LTE enabled systems.
- Enter the service mode.
About this task
The following images indicate the location of the base cover and provide a visual representation of the removal procedure.
Steps
- Loosen the eight captive screws that secure the base cover to the palmrest assembly.
- Using a plastic scribe, pry open the base cover starting from the recesses located in the U-shaped indents near the hinges at the top edge of the base cover.
- Carefully lift and remove the base cover from the chassis.
NOTE Be careful of the latches while removing the base cover as the latches may break.
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