Dell 3550 owner manual Specifications Contacting Dell

Installing the System Board	35
Removing the Speakers	35
Installing the Speakers	36
Removing the Power Connector	37
Installing the Power Connector	38
3 System Setup	39
Boot Sequence	39
Navigation Keys	39
System Setup Options	40
Updating the BIOS	48
System and Setup Password	49
Assigning a System Password and Setup Password	49
Deleting or Changing an Existing System and/or Setup Password	50
4 Diagnostics	51
Enhanced Pre-Boot System Assessment (ePSA) Diagnostics	51
Device Status Lights	52
Battery Status Lights	52
5 Specifications	53
6 Contacting Dell	58