2
1
3
Step Screw (quantity) Color Torque
1 M2.5 × 4.8 mm, flat-head,
nylon-coated (1)
Silver 0.392 Nm
(4
kgfcm)
2 M2 × 4 mm, flat-head,
nylon-coated (2)
Black 0.245 Nm
(2.5
kgfcm)
3 M2 × 12 mm, bind-head,
nylon-coated (1)
Black 0.245 Nm
(2.5
kgfcm)
(continued)
Removing and replacing a FRU
ThinkPad R50e, R51e and R52 Series 131