1.
I/O port covers (2)
3.
system board
5.
Using a paper-clip or sim-card ejection tool, remove the sim-card tray from the system board.
1.
sim-card tray
6.
Remove the screws that secure the system board to the base frame.
7.
Lift the system board and remove it off the base frame.
36
2.
screws (3)
2.
paper clip