Lenovo IdeaPad Y480 - Manual (Page 52)

Lenovo Y480/Y580 Hardware Maintenance Manual
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Figure 9. Removal steps of keyboard (continued)
Y580: Remove twelve screws , four screws and three screws on the
bottom.
Y480: Remove the screw .
Step Screw (quantity) Color Torque
M2.5 × 8 mm, flat-head, nylok-coated(12) Black 1.5 ~ 2.0 kgfcm
M2 × 2 mm, flat-head, nylok-coated (4) Black 1.0 ~ 1.5 kgfcm
M2 × 3 mm, flat-head, nylok-coated (3) Black 1.0 ~ 1.5 kgfcm
Step Screw (quantity) Color Torque
Y480: M2.5 × 4 mm, flat-head, nylok-
coated (1) Black 1.5 ~ 2.0 kgfcm
a b c
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