Lenovo E50-70 Laptop Hardware Maintenance Manual - Lenovo E40-xx0, E50-xx - Page 84
Remove one screw, and three screws, and four screws
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Remove one screw 2 and three screws 3 . b c c c Remove one screw 2 and four screws 3 . c bc cc Step 2 3 Screw (quantity) M2 × 5mm, flat-headed, nylon-coated (1) (E40) M2 × 6mm, flat-headed, nylon-coated (1) (E50) M2.5 × 6mm, flat-headed, nylon-coated (3) (E40) M2.5 × 4mm, flat-headed, nylon-coated (4) (E50) Color Silver Black Black Silver Torque 1.85 +/- 0.15kgf-cm 1.85 +/- 0.15kgf-cm 3.0 +/- 0.3kgf-cm 3.0 +/- 0.3kgf-cm 78 Hardware Maintenance Manual
![](/manual_guide/products/lenovo-e5070-laptop-hardware-maintenance-manual-lenovo-e40xx0-e50xx-f2eddcb/84.png)
Remove one screw
2
and three screws
3
.
Remove one screw
2
and four screws
3
.
Step
Screw(quantity)
Color
Torque
M2×5mm,flat-headed,nylon-coated(1)(E40)
Silver
1.85+/-0.15kgf-cm
2
M2×6mm,flat-headed,nylon-coated(1)(E50)
Black
1.85+/-0.15kgf-cm
M2.5×6mm,flat-headed,nylon-coated(3)(E40)
Black
3.0+/-0.3kgf-cm
3
M2.5×4mm,flat-headed,nylon-coated(4)(E50)
Silver
3.0+/-0.3kgf-cm
78
Hardware Maintenance Manual