To access internal components, you must remove the access panel:
Prepare the computer for disassembly
Loosen the thumbscrew on the rear of the computer (1), and then slide the panel forward and lift it off
the computer (2).
models have vent holes on the access panel.
Chapter 4 Removal and replacement procedures
If necessary, a Torx T15 or flat-bladed screwdriver can be used to loosen the thumbscrew.
Your computer model may look slightly different from the illustration in this section. Some
(Preparation for disassembly on page