Service Manual
Table Of Contents
- Latitude 3520 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
About this task
The following image indicates the location of the display back-cover and provides a visual representation of the installation
procedure.
Steps
After performing the succeeding steps, you are left with the base cover assembly.
Next steps
1. Install the display cable.
2. Install the camera.
3. Install the display panel.
4. Install the display bezel.
5. Install the display assembly.
6. Install the I/O board cable.
7. Install the WWAN card for 4G LTE enabled systems. .
8. Install the WLAN card.
9. Install the base cover.
10. Exit the service mode
11. Install the SIM card tray for 4G LTE enabled systems.
12. Install the microSD-card.
13. Follow the procedure in after working inside your computer.
Removing and installing components
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