1200 Magnesium structure frame
For access, remove these FRUs in order:
•
"1010 Battery pack" on page 63
•
"1020 ExpressCard blank bezel" on page 64
•
"1030 Serial Ultrabay Enhanced device or travel bezel" on page 65
• "1040 Hard disk drive (HDD) and solid state drive (SSD)" on page 66
•
"1050 DIMM slot cover" on page 69
•
"1070 PCI Express Mini Card for wireless WAN" on page 71
•
"1080 Keyboard" on page 73
•
"1110 PCI Express Mini Card for wireless LAN" on page 81
• "1120 Keyboard bezel assembly, FPC cable, and Bluethooth daughter card" on page 83
•
"1150 Speaker assembly" on page 91
•
"1160 LCD unit" on page 93
•
"1170 Fan assembly" on page 97
•
"1180 CPU" on page 101
• "1190 Base cover assembly and DC-in connector cable" on page 102
Removal steps of magnesium structure frame
Step
Screw (quantity)
M2 × 5 mm, wafer-head, nylon-coated (2)
2
106
ThinkPad T420 and T420i Hardware Maintenance Manual
Torque
Color
Black
0.181 Nm
(1.85 kgfcm)