Dell Precision 7780 User Manual

Chapter 3: Drivers and downloads............................................................................................... 94
Chapter 4: BIOS setup.................................................................................................................95
Entering BIOS setup program........................................................................................................................................ 95
Navigation keys................................................................................................................................................................. 95
One time boot menu.........................................................................................................................................................95
BIOS setup options........................................................................................................................................................... 96
Clearing chassis intrusion alert............................................................................................................................... 107
Updating the BIOS.......................................................................................................................................................... 108
Updating the BIOS in Windows.............................................................................................................................. 108
Updating the BIOS in Linux and Ubuntu.............................................................................................................. 109
Updating the BIOS using the USB drive in Windows........................................................................................ 109
Updating the BIOS from the F12 One-Time boot menu...................................................................................109
System and setup password..........................................................................................................................................110
Assigning a system setup password...................................................................................................................... 110
Deleting or changing an existing system setup password.................................................................................111
Clearing CMOS settings.................................................................................................................................................. 111
Clearing BIOS (System Setup) and System passwords..........................................................................................112
Chapter 5: Troubleshooting........................................................................................................ 113
Handling swollen Lithium-ion batteries....................................................................................................................... 113
Dell SupportAssist Pre-boot System Performance Check diagnostics...............................................................113
Running the SupportAssist Pre-Boot System Performance Check............................................................... 114
Built-in self-test (BIST).................................................................................................................................................. 114
M-BIST.......................................................................................................................................................................... 114
LCD Power rail test (L-BIST).................................................................................................................................. 115
LCD Built-in Self Test (BIST).................................................................................................................................. 115
System-diagnostic lights................................................................................................................................................ 115
Recovering the operating system.................................................................................................................................117
Real-Time Clock (RTC Reset)....................................................................................................................................... 117
Backup media and recovery options............................................................................................................................ 118
Wi-Fi power cycle.............................................................................................................................................................118
Drain residual flea power (perform hard reset)........................................................................................................ 118
Chapter 6: Getting help and contacting Dell............................................................................... 119
Contents
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Dell Precision 7780 Specifications

General

Processor	13th Gen Intel Core i9-13950HX
Graphics	NVIDIA RTX 5000 Ada Generation Laptop GPU
Display	Up to 17.3" UHD (3840x2160) IPS, 120Hz, 100% Adobe RGB, HDR400
Memory	Up to 128GB DDR5 4800MHz
Storage	Up to 8TB PCIe NVMe SSD
Operating System	Windows 11 Pro, Ubuntu Linux
Ports	HDMI 2.1, SD card reader, Audio jack
Wireless	Intel Wi-Fi 6E AX211, Bluetooth
Camera	Dual-array microphones