Lenovo L421 Laptop User Manual


 
“1010 Battery pack” on page 57
“1030 Optical drive or travel cover” on page 60
“1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN” on page 71
“1110 mSATA solid state drive” on page 73
“1120 Palm rest assembly with cables” on page 74
“1130 PCI Express Mini Card for wireless LAN” on page 78
“1170 Keyboard” on page 83
“1180 Keyboard bezel” on page 85
Table 27. Removal steps of LCD unit
1
1
Step Screw (quantity) Color
Torque
1
M2.5 × 6.5 mm, at-head, nylon-coated (2)
Black 0.392 Nm
(4 kgfcm)
2
2
3
When installing: Make sure that the connectors are attached rmly to the system board.
88 Hardware Maintenance Manual