Dell Inspiron 4150 - Manual (Page 91)

Adding and Replacing Parts 91
Memory, Mini PCI Card, and Modem
CAUTION: Before working inside your computer, read the safety
instructions on page 9.
1 Save and close any open files, exit any open programs, and shut down
the computer (see page 38).
2 If the computer is docked, undock it. See the documentation that
came with your docking device for instructions.
3 Remove any installed PC Cards.
4 Remove all installed batteries, and disconnect the AC adapter cable
and any external devices from the computer. Wait 10 to 20 seconds
before proceeding.
5 Ground yourself by touching a metal connector on the back of the
computer, and continue to do so periodically during this procedure.
hard drive
foam
packaging