Lenovo ThinkPad T420 Hardware Maintenance Manual - Page 108
For Discrete Graphics models, Capture shoulder screw 4, Silver, 181 Nm, 85 kgfcm, M2 × 3 mm
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1a 1d 1c 1b Step 1 2 Screw (quantity) Capture shoulder screw (4) M2 × 3 mm, wafer-head, nylon-coated (1) For Discrete Graphics models: Color Silver black Torque 0.181 Nm (1.85 kgfcm) 0.181 Nm (1.85 kgfcm) 3 4 102 ThinkPad T420 and T420i Hardware Maintenance Manual
1a
1d
1b
1c
Step
Screw (quantity)
Color
Torque
1
Capture shoulder screw (4)
Silver
0.181 Nm
(1.85 kgfcm)
2
M2 × 3 mm, wafer-head, nylon-coated (1)
black
0.181 Nm
(1.85 kgfcm)
For Discrete Graphics models
:
4
3
102
ThinkPad T420 and T420i Hardware Maintenance Manual