Dell OptiPlex 7040-Small Form Factor Owner's Manual page 3

Chapter 3: Troubleshooting your computer..................................................................................27
Diagnostic and Power LED codes..................................................................................................................................27
Diagnostic error messages.............................................................................................................................................. 32
System error messages....................................................................................................................................................34
Chapter 4: System Setup............................................................................................................ 36
Boot Sequence...................................................................................................................................................................36
Navigation keys..................................................................................................................................................................36
System Setup overview................................................................................................................................................... 37
Accessing System Setup................................................................................................................................................. 37
System Setup options...................................................................................................................................................... 37
Updating the BIOS ........................................................................................................................................................... 44
System and setup password...........................................................................................................................................44
Assigning a system password and setup password............................................................................................ 45
Deleting or changing an existing system and/or setup password...................................................................45
Chapter 5: Specifications............................................................................................................ 47
Chapter 6: Contacting Dell...........................................................................................................51
Contents 3