Dell OptiPlex 7440 Owner's Manual page 4

Removing the intrusion switch
Installing the intrusion switch
Removing the power and On-Screen Display (OSD) buttons board
Installing the power and OSD buttons board
Removing the coin cell battery
Installing the coin cell battery
Removing the processor
Installing the processor
Removing the system board
System Board Layout
Installing the system board
Removing the display assembly
Installing the display assembly
3 System setup....................................................................................................... 38
....................................................................................................................................38
Boot Sequence
................................................................................................................................... 38
Navigation keys
System setup options
General screen options
System configuration screen options
Security screen options
Secure boot screen options
Performance screen options
Power management screen options
POST behavior screen options
Virtualization support screen options
Wireless screen options
Maintenance screen options
Cloud desktop screen options
Updating the BIOS
System and setup password
Assigning a system password and setup password
Deleting or changing an existing system and/or setup password
4 Technical specifications....................................................................................53
System specifications
Memory specifications
Video specifications
Audio specifications
Communication specifications
Cards specifications
Display specifications
4
...........................................................................................................26
............................................................................................................. 27
.......................................................................................................... 29
............................................................................................................ 29
.....................................................................................................................29
...................................................................................................................... 30
...............................................................................................................30
.......................................................................................................................... 33
.................................................................................................................34
..........................................................................................................35
........................................................................................................... 36
..........................................................................................................................39
.......................................................................................................................39
................................................................................................ 40
...................................................................................................................... 42
............................................................................................................... 44
.............................................................................................................. 45
..................................................................................................46
........................................................................................................... 47
................................................................................................ 48
......................................................................................................................48
.............................................................................................................. 48
........................................................................................................... 49
............................................................................................................................. 50
................................................................................................................51
..........................................................................................................................53
........................................................................................................................ 53
............................................................................................................................ 54
............................................................................................................................ 54
...........................................................................................................54
............................................................................................................................ 55
.......................................................................................................................... 55
................................................28
.................................................................................... 28
......................................................................51
.............................................. 52