Dell Precision T1650 (Mid 2012) - Manual (Page 4)

Installing the Front Thermal Sensor ........................................................................................................................24
Removing the Power Switch ...................................................................................................................................24
Installing the Power Switch ....................................................................................................................................27
Removing the Input/Output (I/O) Panel ...................................................................................................................27
Installing the Input/Output (I/O) Panel ....................................................................................................................29
Removing the System Board ...................................................................................................................................29
Installing the System Board ....................................................................................................................................31
System Board Components ....................................................................................................................................32
3 System Setup.............................................................................................................................33
Boot Sequence .......................................................................................................................................................33
Navigation Keys ......................................................................................................................................................33
System Setup Options .............................................................................................................................................34
Updating the BIOS .................................................................................................................................................40
Jumper Settings ......................................................................................................................................................40
System and Setup Password ..................................................................................................................................41
Assigning a System Password and Setup Password ......................................................................................41
Deleting or Changing an Existing System and/or Setup Password ..................................................................42
Disabling a System Password ..........................................................................................................................42
4 Diagnostics.................................................................................................................................43
Enhanced Pre-Boot System Assessment (ePSA) Diagnostics ...............................................................................43
5 Troubleshooting Your Computer.............................................................................................45
Power LED Diagnostics ..........................................................................................................................................45
Beep Code ..............................................................................................................................................................46
Error Messages ......................................................................................................................................................46
6 Technical Specifications.........................................................................................................49
7 Contacting Dell .........................................................................................................................55