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Table 28. Removal steps of top shielding assembly (continued)
For ThinkPad L420 and L421 models:
2
1
1
2
2
3
Step Screw (quantity) Color
Torque
1
M2 × 3 mm, at-head, nylon-coated (2)
Black 0.181 Nm
(1.85 kgfcm)
2
M2 × 5 mm, at-head, nylon-coated (3)
Black 0.181 Nm
(1.85 kgfcm)
92 Hardware Maintenance Manual