4  Install the:
a Hard drive and optical drive module
b HDD assembly
c Front bezel
d Side cover
5  Follow the procedure in After working inside your computer.
Power supply unit
Removing power supply unit or PSU
1  Follow the procedure in Before working inside your computer.
2  Remove the:
a Side cover
b Front bezel
c HDD assembly
d Hard drive and optical drive module
e Heat sink fan
56
Removing and installing components