Dell OptiPlex 7020 (Mid 2014) User Manual
Page 3

Contents
Before Working Inside Your Computer
................................................................................................ 5
After Working Inside Your Computer
2 Removing and Installing Components............................................................. 8
Removing the Wireless Local Area Network (WLAN) Card
................................................................ 13
Removing the Input/Output (I/O) Panel
.............................................................................................23
Installing the Input/Output (I/O) Panel
.............................................................................................. 24
Removing the Coin-Cell Battery