Lenovo ThinkPad T420 Hardware Maintenance Manual - Page 132
Hinges and LCD rear cover assembly
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2070 Hinges and LCD rear cover assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 67 • "1020 ExpressCard blank bezel" on page 68 • "1050 DIMM slot cover" on page 73 • "1070 PCI Express Mini Card for wireless WAN" on page 75 • "1080 Keyboard" on page 77 • "1110 PCI Express Mini Card for wireless LAN" on page 85 • "1120 Keyboard bezel assembly, FPC cable, and Bluethooth daughter card" on page 87 • "1150 Speaker assembly" on page 95 • "1160 LCD unit" on page 97 • "2010 LCD bezel assembly" on page 116 • "2020 LED board" on page 117 • "2030 Integrated camera" on page 119 • "2040 LCD panel and LCD cable" on page 121 • "2050 Camera cable" on page 123 • "2060 Wireless LAN antenna assembly or wireless LAN/WAN antenna assembly" on page 124 Removal steps of hinges and LCD rear cover assembly 11 3 2 11 3 2 Step 1 Screw (quantity) M2.5 × 4 mm, wafer-head, nylon-coated (4) Color Black When installing: Attach the hinges as shown in the following figure. Torque 0.392 Nm (4.0 kgfcm) 126 ThinkPad T420 and T420i Hardware Maintenance Manual