Lenovo 20L5 Hardware Maintenance Manual page 78

Step Screw (quantity)
7
M2 × 3 mm, flat-head, nylon-coated (2)
Step Screw (quantity)
9
M2 × 3 mm, flat-head, nylon-coated (1)
When installing:
Ensure that the hard disk drive or solid-state drive is firmly attached and the tape does not cover the speaker.
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T480 Hardware Maintenance Manual
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)