Lenovo T420i manual Step Screw quantity Color Torque

1120 Keyboard bezel assembly, FPC cable, and Bluethooth daughter card

For access, remove these FRUs in order:

•“1010 Battery pack” on page 63

•“1020 ExpressCard blank bezel” on page 64

•“1050 DIMM slot cover” on page 69

•“1080 Keyboard” on page 73

Note: The FPC cable is attached on the underside of the keyboard bezel assembly. In some models, the Bluetooth daughter card is also attached on the underside of the keyboard bezel assembly. For the models that do not have a Bluetooth daughter card, skip steps 8 to 10 .

Removal steps of keyboard bezel assembly, FPC cable, and Bluetooth daughter card

Step	Screw (quantity)		Color	Torque
	M2	× 3 mm, wafer-head, nylon-coated (1)	Black	0.181 Nm
1
				(1.85 kgfcm)
	M2	× 15 mm, wafer-head, nylon-coated (4)	Black	0.181 Nm
2
				(1.85 kgfcm)

Chapter 8. Removing and replacing a FRU 83