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
Removing and installing components
NOTE: The images in this document may differ from your computer depending on the configuration you ordered.
Topics:
• 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
Recommended tools
The procedures in this document may require the following tools:
● Phillips #0 screwdriver
● Plastic scribe
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