Dell OptiPlex 7440 All-In-One W11C Owner's Manual page 4

Installing the converter board...................................................................................................................................... 37
Power supply unit................................................................................................................................................................ 37
Removing the Power Supply Unit - PSU.................................................................................................................... 37
Installing the Power Supply Unit - PSU...................................................................................................................... 44
Mount bracket..................................................................................................................................................................... 44
Removing the VESA mount bracket........................................................................................................................... 44
Installing the VESA mount bracket..............................................................................................................................46
System fan........................................................................................................................................................................... 46
Removing the system fan.............................................................................................................................................46
Installing the system fan............................................................................................................................................... 48
Memory module................................................................................................................................................................... 48
Removing the memory module.................................................................................................................................... 48
Installing the memory module...................................................................................................................................... 49
Intrusion switch................................................................................................................................................................... 50
Removing the intrusion switch.................................................................................................................................... 50
Installing the intrusion switch.......................................................................................................................................52
Power OSD button board...................................................................................................................................................53
Removing the power and On-Screen Display- OSD buttons board....................................................................... 53
Installing the power and OSD buttons board.............................................................................................................55
Coin cell battery...................................................................................................................................................................55
Removing the coin cell battery.................................................................................................................................... 55
Installing the coin cell battery.......................................................................................................................................56
Processor............................................................................................................................................................................. 56
Removing the processor...............................................................................................................................................56
Installing the processor................................................................................................................................................. 57
System board.......................................................................................................................................................................58
Removing the system board........................................................................................................................................ 58
System Board Layout....................................................................................................................................................60
Installing the system board........................................................................................................................................... 61
Display assembly...................................................................................................................................................................61
Removing the display assembly....................................................................................................................................61
Installing the display assembly......................................................................................................................................63
3 System setup.............................................................................................................................64
Boot Sequence.................................................................................................................................................................... 64
Navigation keys....................................................................................................................................................................64
System setup options......................................................................................................................................................... 65
General screen options....................................................................................................................................................... 65
System configuration screen options............................................................................................................................... 66
Security screen options...................................................................................................................................................... 67
Secure boot screen options............................................................................................................................................... 69
Performance screen options..............................................................................................................................................69
Power management screen options................................................................................................................................. 70
POST behavior screen options.......................................................................................................................................... 70
Virtualization support screen options................................................................................................................................ 71
Wireless screen options....................................................................................................................................................... 71
Maintenance screen options...............................................................................................................................................71
Cloud desktop screen options............................................................................................................................................72
Updating the BIOS ..............................................................................................................................................................73
System and setup password.............................................................................................................................................. 73
4 Contents