Dell OptiPlex 7040 - Page 4

Installing the SD card reader.............................................................................................................. 24
Installing the optional SSD card......................................................................................................... 24
Removing the optional SSD card....................................................................................................... 26
Removing the system board...............................................................................................................26
Installing the system board.................................................................................................................28
System board layout........................................................................................................................... 29
3 Troubleshooting your computer..................................................................... 31
Diagnostic power LED codes..............................................................................................................31
Diagnostic error messages................................................................................................................. 32
System error messages.......................................................................................................................36
4 System Setup.......................................................................................................38
Boot Sequence....................................................................................................................................38
Navigation keys................................................................................................................................... 38
System Setup overview.......................................................................................................................39
Accessing System Setup..................................................................................................................... 39
System Setup options......................................................................................................................... 39
Updating the BIOS ..............................................................................................................................47
System and setup password...............................................................................................................48
Assigning a system password and setup password.....................................................................48
Deleting or changing an existing system and/or setup password..............................................49
5 Specifications...................................................................................................... 50
6 Contacting Dell...................................................................................................55
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