IBM THINKPAD S05L-1270-01 - Manual (Page 91)

Models 380E, 380ED, 385E, and 385ED
Go to “All Models” on page 80.
Step Size (Quantity) Torque
3 M 2.5 x 6mm (2) (a) 3 kgcm
(b) 4 kgcm
5 M 2.5 x 6mm, Special head (1) 3 kgcm
Note: Make sure you use the correct screw and tighten the
screw to the torque specified. Do not use the screw that you
removed, use a new screw.
ThinkPad 380, 385 (2635) 79