IBM ThinkPad R40 Hardware Maintenance Manual page 122

Removing and replacing a FRU
Step Screw (quantity)
1
M2 × 13 mm, Silver (1)
2
M2.0 × 3.5 mm, Silver (1)
When installing: Attach the Ultrabay Plus guide rail so
118
ThinkPad R40
a
1
that the two small projections on the
ultrabay device connector fit into the
holes a provided, and then secure the
screws.
2
Torque
0.294 Nm
(3 kgfcm)
0.294 Nm
(3 kgfcm)