Dell Precision 5480 User Manual

Removing the smart-card reader.............................................................................................................................37
Installing the smart-card reader...............................................................................................................................37
Display assembly................................................................................................................................................................38
Removing the display assembly............................................................................................................................... 38
Installing the display assembly.................................................................................................................................. 41
System board..................................................................................................................................................................... 43
Removing the system board..................................................................................................................................... 43
Installing the system board....................................................................................................................................... 46
Power button with fingerprint reader.......................................................................................................................... 49
Removing the power-button board with fingerprint reader............................................................................. 49
Installing the power-button board with fingerprint reader............................................................................... 50
USH board........................................................................................................................................................................... 51
Removing the USH daughter-board........................................................................................................................51
Installing the USH daughter-board......................................................................................................................... 52
WLAN antennas.................................................................................................................................................................53
Removing the WLAN antennas................................................................................................................................ 53
Installing the WLAN antennas.................................................................................................................................. 54
Palm-rest and keyboard assembly................................................................................................................................ 56
Removing the palm-rest and keyboard assembly................................................................................................56
Installing the palm-rest and keyboard assembly.................................................................................................. 57
Chapter 3: Drivers and downloads............................................................................................... 58
Chapter 4: BIOS setup.................................................................................................................59
BIOS overview................................................................................................................................................................... 59
Entering BIOS setup program........................................................................................................................................ 59
Navigation keys................................................................................................................................................................. 59
One Time Boot menu........................................................................................................................................................60
BIOS setup options........................................................................................................................................................... 60
Updating the BIOS............................................................................................................................................................. 71
Updating the BIOS in Windows.................................................................................................................................71
Updating the BIOS in Linux and Ubuntu................................................................................................................. 71
Updating the BIOS using the USB drive in Windows...........................................................................................71
Updating the BIOS from the F12 One-Time boot menu.....................................................................................72
System and setup password...........................................................................................................................................73
Assigning a system setup password....................................................................................................................... 73
Deleting or changing an existing system setup password................................................................................. 73
Clearing BIOS (System Setup) and System passwords...........................................................................................74
Chapter 5: Troubleshooting......................................................................................................... 75
Handling swollen Lithium-ion batteries........................................................................................................................ 75
Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................75
Running the SupportAssist Pre-Boot System Performance Check................................................................76
Built-in self-test (BIST)................................................................................................................................................... 76
M-BIST........................................................................................................................................................................... 76
LCD Power rail test (L-BIST)................................................................................................................................... 77
LCD Built-in Self Test (BIST)....................................................................................................................................77
System-diagnostic lights..................................................................................................................................................77
Real-Time Clock (RTC Reset)........................................................................................................................................79
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Contents

Dell Precision 5480 Specifications

General

Storage	Up to 4TB PCIe NVMe SSD
Operating System	Windows 11 Pro
Weight	Starting at 1.48 kg (3.26 lbs)
Processor	13th Gen Intel Core i9-13900H
Graphics	NVIDIA RTX A1000
Display	14" FHD+ (1920x1200)
Memory	Up to 64GB DDR5
Ports	2 x Thunderbolt 4, 1 x SD Card Reader
Wireless	Wi-Fi 6E, Bluetooth 5.3
Camera	1080p
Audio	Stereo speakers
Battery	6-cell 72Whr