IBM 390E User Manual
Step
Size (Quan-
tity)
tity)
Head &
Color
Color
Torque
1
M2 x 4L (1)
Flat head,
silver
silver
1.6 kgf-cm
2
M2.5 x 3.5L
(2)
(2)
Flat head,
black
black
1.6 kgf-cm
Note: Make sure you use the correct screw for replacement.
82
ThinkPad 390E