Dell Vostro 2520 (Mid 2012) - Manual (Page 4)

Removing the Processor .........................................................................................................................................25
Installing the Processor ..........................................................................................................................................26
Removing the System Board ...................................................................................................................................26
Installing the System Board ....................................................................................................................................27
Removing the Speakers ..........................................................................................................................................28
Installing the Speakers ...........................................................................................................................................29
Removing the Display Assembly .............................................................................................................................30
Installing the Display Assembly ..............................................................................................................................31
Removing the Power-Connector Port and Bracket ................................................................................................31
Installing the Power-Connector Port and Bracket .................................................................................................33
Removing the Display Bezel ...................................................................................................................................33
Installing the Display Bezel .....................................................................................................................................34
Removing the Camera .............................................................................................................................................34
Installing the Camera ..............................................................................................................................................35
Removing the Display Panel ...................................................................................................................................35
Installing the Display Panel ....................................................................................................................................37
Removing the Low-Voltage Differential Signaling (LVDS) Cable ............................................................................38
Installing the Low-Voltage Differential Signaling (LVDS) Cable .............................................................................39
3 System Setup.............................................................................................................................41
Boot Sequence .......................................................................................................................................................41
Navigation Keys ......................................................................................................................................................41
System Setup Options .............................................................................................................................................42
Main .................................................................................................................................................................42
Advanced .........................................................................................................................................................43
Security ............................................................................................................................................................43
Boot ..................................................................................................................................................................44
Exit ....................................................................................................................................................................44
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
4 Diagnostics.................................................................................................................................47
Enhanced Pre-Boot System Assessment (ePSA) Diagnostics ...............................................................................47
Battery Status Lights ..............................................................................................................................................47
Device Status Lights ...............................................................................................................................................48
Diagnostic Beep Codes ..........................................................................................................................................48
5 Technical Specifications.........................................................................................................49
6 Contacting Dell..........................................................................................................................55