Lenovo ThinkPad S431 Hardware Maintenance Manual page 70

Removal steps of hard disk drive or solid-state drive assembly
1. Remove the screws
Step Screw (quantity)
1
M2 × 3 mm, wafer-head, nylon-coated (2)
2. Remove the hard disk drive by using the pull tab
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Hardware Maintenance Manual
1
that secure the hard disk drive or solid-state drive assembly.
Color
Black
2 .
Torque
0.196 Nm
(2.00 kgf-cm)