Dell OptiPlex 3020 Dell OptiPlex 3020-Small Form Factor Owners Manual - Page 4

System Setup, Diagnostics, Troubleshooting Your Computer, Technical Specifications, Contacting Dell

Page 4 highlights

Removing the Processor...29 Installing the Processor...30 Removing the Intrusion Switch...30 Installing the Intrusion Switch...30 System Board Components...31 Removing the System Board...32 Installing the System Board...34 3 System Setup...35 Boot Sequence...35 Navigation Keys...35 System Setup Options...36 Updating the BIOS ...44 Clearing Forgotten Password...45 Clearing CMOS...45 System and Setup Password...45 Assigning a System Password and Setup Password 46 Deleting or Changing an Existing System and/or Setup Password 46 Disabling a System Password...47 4 Diagnostics...49 Enhanced Pre-Boot System Assessment (ePSA) Diagnostics 49 5 Troubleshooting Your Computer 51 Power LED Diagnostics...51 Beep Code...52 Error Messages...52 6 Technical Specifications 57 7 Contacting Dell...63

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Removing the Processor
.................................................................................................................
29
Installing the Processor
..................................................................................................................
30
Removing the Intrusion Switch
......................................................................................................
30
Installing the Intrusion Switch
........................................................................................................
30
System Board Components
............................................................................................................
31
Removing the System Board
...........................................................................................................
32
Installing the System Board
............................................................................................................
34
3
System Setup
........................................................................................................
35
Boot Sequence
................................................................................................................................
35
Navigation Keys
...............................................................................................................................
35
System Setup Options
.....................................................................................................................
36
Updating the BIOS
.........................................................................................................................
44
Clearing Forgotten Password
.........................................................................................................
45
Clearing CMOS
................................................................................................................................
45
System and Setup Password
...........................................................................................................
45
Assigning a System Password and Setup Password
.................................................................
46
Deleting or Changing an Existing System and/or Setup Password
..........................................
46
Disabling a System Password
....................................................................................................
47
4
Diagnostics
...........................................................................................................
49
Enhanced Pre-Boot System Assessment (ePSA) Diagnostics
........................................................
49
5
Troubleshooting Your Computer
.....................................................................
51
Power LED Diagnostics
...................................................................................................................
51
Beep Code
.......................................................................................................................................
52
Error Messages
................................................................................................................................
52
6
Technical Specifications
.....................................................................................
57
7
Contacting Dell
....................................................................................................
63