System Board; Removing System Board - Dell W7M79 Service Manual

3 Install the:
a PSU
b Heat sink
c Heat sink fan
d HDD assembly
e Hard drive and optical drive module
f Front bezel
g Side cover
4 Follow the procedure in

System board

Removing system board

1 Follow the procedure in
2 Remove the:
a Side cover
b Front bezel
c HDD assembly
d Hard drive and optical drive module
e Heat sink fan
f Heat sink
g Processor
h Memory module
62 Removing and installing components
After working inside your computer.
Before working inside your computer.