Dell OptiPlex 3090 Micro Service Manual page 4

Removing the speaker................................................................................................................................................38
Installing the speaker..................................................................................................................................................39
Optional I/O modules (Type C/ HDMI/VGA/DP/Serial)........................................................................................ 40
Removing optional I/O modules (Type C/ HDMI/VGA/DP/Serial)................................................................40
Installing optional I/O modules (Type C/ HDMI/VGA/DP/Serial)...................................................................41
Processor............................................................................................................................................................................ 45
Removing the processor............................................................................................................................................45
Installing the processor.............................................................................................................................................. 46
System board......................................................................................................................................................................47
Removing the system board..................................................................................................................................... 47
Installing the system board....................................................................................................................................... 49
Chapter 3: Drivers and downloads............................................................................................... 52
Chapter 4: BIOS setup.................................................................................................................53
BIOS overview................................................................................................................................................................... 53
Entering BIOS setup program........................................................................................................................................ 53
Navigation keys..................................................................................................................................................................53
One time boot menu......................................................................................................................................................... 54
System setup options.......................................................................................................................................................54
General options............................................................................................................................................................ 54
System information.....................................................................................................................................................55
Video screen options.................................................................................................................................................. 55
Security..........................................................................................................................................................................56
Secure boot options....................................................................................................................................................57
Intel Software Guard Extensions options.............................................................................................................. 58
Performance................................................................................................................................................................. 58
Power management....................................................................................................................................................59
Post behavior............................................................................................................................................................... 59
Virtualization support................................................................................................................................................. 60
Wireless options...........................................................................................................................................................60
Maintenance.................................................................................................................................................................. 61
System logs................................................................................................................................................................... 61
Advanced configuration..............................................................................................................................................61
SupportAssist System Resolution........................................................................................................................... 62
Updating the BIOS............................................................................................................................................................ 62
Updating the BIOS in Windows................................................................................................................................62
Updating the BIOS in Linux and Ubuntu................................................................................................................ 62
Updating the BIOS using the USB drive in Windows..........................................................................................62
Updating the BIOS from the F12 One-Time boot menu.....................................................................................63
System and setup password...........................................................................................................................................64
Assigning a system setup password....................................................................................................................... 64
Deleting or changing an existing system setup password.................................................................................64
Clearing BIOS (System Setup) and System passwords.......................................................................................... 65
Chapter 5: Troubleshooting.........................................................................................................66
Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................66
Running the SupportAssist Pre-Boot System Performance Check................................................................66
Diagnostic LED behavior................................................................................................................................................. 66
4 Contents