Service Manual
Table Of Contents
- Latitude 3420 Service Manual
- 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
- Battery
- Memory module
- M.2 solid-state drive thermal plate
- M.2 solid-state drive conversion bracket
- M.2 solid-state drive
- Hard-disk drive
- WLAN card
- WWAN card
- I/O cable
- Display assembly
- System fan
- 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
NOTE: The following is applicable only for systems shipped with discrete graphic card.
Steps
1. Remove the (M2x3) screw that secures the solid-state drive thermal plate to the solid-state drive conversion bracket.
2. Depending on the type of solid-state drive (M.2 2230/ M.2 2280), turn, align and place the solid-state drive thermal plate
into the slot.
3. Install the (M2x3) screw to secure the solid-state drive thermal plate to the solid-state drive conversion bracket.
Installing the M.2 solid-state drive thermal plate
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the M.2 solid-state drive thermal plate and provides a visual representation of the
installation procedure.
NOTE: The following is applicable only for systems shipped with discrete graphic card.
30 Removing and installing components