Lenovo ThinkPad 390X Hardware Maintenance Manual (November 1999): ThinkPad 390 - Page 90
M2.5 x 6L 4, Flat head, black, 0 kgf-cm, Make sure you use the correct screw for replacement
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Page 90 highlights
Step Size (Quantity) Head & Color Torque 1 M2.5 x 6L (4) Flat head, black 2.0 kgf-cm Note: Make sure you use the correct screw for replacement. 84 ThinkPad 390X / i 1700 HMM
![](/manual_guide/products/lenovo-thinkpad-390x-hardware-maintenance-manual-1999-thinkpad-390x-04b2275/90.png)
Step
Size (Quan-
tity)
Head &
Color
Torque
1
M2.5 x 6L (4)
Flat head,
black
2.0 kgf-cm
Note:
Make sure you use the correct screw for replacement.
84
ThinkPad 390X / i 1700 HMM