Lenovo 019923U Hardware Maintenance Manual page 97

Removal steps of the DC-in cable and base cover
For ThinkPad Edge 15" and E50:
Step Screw (quantity)
1
M2 × 3 mm, wafer-head, nylon-coated (2)
For ThinkPad Edge 14" and E40:
Step Screw (quantity)
1
M2 × 5 mm, wafer-head, nylon-coated (1)
Cable routing: Route the cable as shown in these figures.
Torque
Color
Black 0.181 Nm
(1.85 kgf-cm)
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)
.
Chapter 8 Removing or replacing a FRU
91