Lenovo L420 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
“1190 LCD unit” on page 87
Table 28. Removal steps of top shielding assembly
For ThinkPad L520 models:
3
1
1
1
2
2
2
2
2
Step Screw (quantity) Color
Torque
1
M2 × 3 mm, at-headd, nylon-coated (3)
Black 0.181 Nm
(1.85 kgfcm)
2
M2 × 5 mm, at-head, nylon-coated (5)
Black 0.181 Nm
(1.85 kgfcm)
Chapter 8. Removing and replacing a FRU 91