Dell OptiPlex 7040 - Mini Tower Owner's Manual page 4

Removing the speaker
Installing the speaker
Removing the coin cell battery
Installing the coin cell battery
Removing the heat sink assembly
Installing the heat sink assembly
Removing the processor
Installing the processor
Removing the system fan
Installing the system fan
Removing the system board
Installing the system board
System board layout
3 Troubleshooting your computer.....................................................................30
Diagnostic power LED codes
Diagnostic error messages
System error messages
4 System Setup....................................................................................................... 36
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Boot Sequence
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Navigation keys
System Setup options
System Setup overview
Accessing System Setup
Updating the BIOS
System and setup password
Assigning a system password and setup password
Deleting or changing an existing system and/or setup password
5 Specifications...................................................................................................... 48
6 Contacting Dell................................................................................................... 53
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