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Dell Precision 5520 Owner's Manual
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Notes, cautions, and warnings
Working on your computer
Turning off Your Computer
Before working inside your computer
After working inside your computer
Chassis
System Overview
Hot key combinations
Disassembly and reassembly
Recommended Tools
Base cover
Removing the Base Cover
Installing the Base Cover
Battery
Lithium-ion battery precautions
Removing the Battery
Installing the Battery
PCIe Solid State Drive (SSD)
Removing the Solid State Drive (SSD)
Installing the solid-state drive
Hard drive
Removing the Hard Drive
Installing the Hard Drive
Speaker
Removing the Speakers
Installing the Speakers
Coin-cell battery
Removing the Coin-Cell Battery
Installing the Coin-Cell Battery
Keyboard lattice and Keyboard
Removing the Keyboard
Installing the Keyboard
WLAN card
Removing the WLAN Card
Installing the WLAN Card
Memory modules
Removing the Memory Module(s)
Installing the Memory Module(s)
System fan
Removing the Fans
Installing the Fans
Heat sink
Removing the Heatsink
Installing the Heatsink
Power connector port
Removing the DC-in Connector
Installing the DC-in Adapter Port
Antenna cover
Removing the antenna cover
Installing the antenna cover
Display Assembly
Removing the Display Assembly
Installing the Display Assembly
System board
Removing the System Board
Installing the System Board
Palm rest
Removing the Palmrest Assembly
Installing the Palm rest Assembly
System Setup
BIOS overview
Entering BIOS setup program
Navigation keys
One time boot menu
System Setup Options
Updating the BIOS
Updating the BIOS in Windows
Updating the BIOS in Linux and Ubuntu
Updating the BIOS using the USB drive in Windows
Updating the BIOS from the F12 One-Time boot menu
System and setup password
Assigning a system setup password
Deleting or changing an existing system setup password
Clearing CMOS settings
Clearing BIOS (System Setup) and System passwords
Troubleshooting
Handling swollen Lithium-ion batteries
Dell SupportAssist Pre-boot System Performance Check diagnostics
Running the SupportAssist Pre-Boot System Performance Check
Built-in self-test (BIST)
M-BIST
LCD Power rail test (L-BIST)
LCD Built-in Self Test (BIST)
Beep codes
Recovering the operating system
Real-Time Clock (RTC Reset)
Backup media and recovery options
WiFi power cycle
Drain residual flea power (perform hard reset)
Technical Specifications
Contacting Dell
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Disassembly and reassembly
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