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Table 32. Removal steps of DC-in cable and base cover (continued)
Cable routing: Route the cable as shown in the following gures.
For ThinkPad L520 models:
For ThinkPad L420 and L421 models:
Applying labels to the base cover
The new base cover FRU is shipped with a kit containing labels of several kinds.
If the Windows Certicate of Authentication label (COA) 3 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.
When you replace the base cover, apply the following labels:
4 Battery word label 6 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.
1 MAC address label 9 SIM ICC ID label
2 Wireless WAN MAC address label 10 Indonesia postel label or Brazil Anatel BG label
3 Windows license label (COA) 11 SIRIM label or Brazil Anatel Bluetooth label
5 Non-Encryption label or Indonesia rating label
12 Israel label (SIM models)
102 Hardware Maintenance Manual