Replacing the coin-cell battery, Removing the heat sink, Replacing the heat sink – Dell Inspiron 20 (3045, Early 2014) User Manual
Page 6: Removing the speaker cover, Replacing the speaker cover, Removing the speakers, Replacing the speakers, Removing the antenna(s)

Replacing the Coin-Cell Battery.............................................. 46
Removing the Heat Sink............................................................. 47
Replacing the Heat Sink............................................................. 49
Removing the Speaker Cover....................................................50
Replacing the Speaker Cover.....................................................51
Removing the Speakers.............................................................. 52
Replacing the Speakers...............................................................54
Removing the Antenna(s)........................................................... 55