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
Display bezel
Removing the display bezel
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the microSD-card.
3. Remove the SIM card tray for 4G LTE enabled systems.
4. Enter the service mode.
5. Remove the base cover.
6. Remove the WLAN card.
7. Remove the WWAN card for 4G LTE enabled systems.
8. Remove the I/O board cable.
9. Remove the display assembly.
About this task
The following images indicate the location of the display bezel and provide a visual representation of the removal procedure.
Steps
1. Use a plastic scribe to carefully pry open the top, left, and right sides of the display bezel.
CAUTION:
When prying open the display bezel, ensure to pry along the outside edge of the display bezel
using your hand or a plastic scribe. Using a screw driver or any sharp object may damage the display cover.
2. Lift and remove the display bezel from the display assembly.
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Removing and installing components