4 Install:
a optical drive
b 3.5-inch hard drive chassis
c cooling shroud
d front bezel
e cover
5 Follow the procedure in After Working Inside Your Computer.
Heat sink
assembly
Removing the heat sink assembly
1 Follow the procedure in Before working inside your computer.
2 Remove the:
a cover
b cooling shroud
3 Follow the steps to remove the heat sink assembly:
44 Removing and installing components