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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
1
4
4
2
2
5
3
3
Step Screw (quantity) Color
Torque
2
M2 × 5 mm, wafer-head, nylon-coated (2)
Black 0.181 Nm
(1.85 kgfcm)
106 ThinkPad T420 and T420i Hardware Maintenance Manual