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Upper Cover ASM
“Battery ASM” on page 62
“Hard Disk Drive” on page 63
“Combo Bay” on page 64
“Keyboard” on page 70
“LED Board” on page 72
“Upper Heatsink” on page 73
“LCD Panel ASM” on page 76
To remove the upper case:
1. Remove the screws from the upper cover ASM.
2. Turn the notebook over. Then remove the 4 screws
from the base cover.
Step
Size (Quan-
tity)
Head &
Color Torque
1 M2 x 4L (3) Flat head,
silver
1.6 kgf-cm
2 M2 x 18L (3) Pan head,
black
1.6 kgf-cm
Note: Make sure you use the correct screw for replacement.
78 ThinkPad 390E