3 system setup, 4 diagnostics, 5 troubleshooting your computer – Dell OptiPlex XE2 (Mid 2013) User Manual
Page 4: 6 specifications 7 contacting dell

Installing the Input/Output (I/O) Panel
Removing the Coin-Cell Battery
Installing the Coin-Cell Battery
Removing the Heat Sink Assembly
Assigning a System Password and Setup Password
...................................................................................... 40
Deleting or Changing an Existing System and/or Setup Password
..................................................................41
Enhanced Pre-Boot System Assessment (ePSA) Diagnostics
...............................................................................43
7 Contacting Dell ......................................................................................................................... 57