Lenovo T420i manual Note Applying labels to the base cover

Step	Screw (quantity)	Color	Torque
	M2 × 3 mm, wafer-head, nylon-coated (1)	Black	0.181 Nm
7
			(1.85 kgfcm)

Note: Applying labels to the base cover

The new base cover FRU is shipped with a kit containing labels of several kinds.

When you replace the base cover, you need to apply the following label:

17

Homologation label

The following labels need to be peeled off from the old base cover, and need to be put on the new base cover.

Note: If the COA label 1 is attached to a part that is replaced, return the old part with the label attached to the customer, or provide a letter to the customer stating what the label was originally on the system and what the label part number, serial number, and product key were.

1

2

3

4

Windows Certificate of Authentication label (COA)

Wireless LAN MAC address label

Information label

Ethernet MAC address label

104ThinkPad T420 and T420i Hardware Maintenance Manual