For access, remove:
- Battery pack
- Hard disk drive (HDD) door
- Hard disk drive (HDD)
- Palm rest assembly
- PCI Express Mini Card for wireless LAN
- Bluetooth daughter card and Bluetooth cable
- Keyboard bezel
- Fan assembly
- LCD assembly
Removal steps of speaker and base cover assembly
When installing: Route the speaker cables as shown in this figure.
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 labels:
 Product label
 Homologation label
Following labels need to be peeled off from the old base cover, and need to be put on the new base cover.
 Serial number label
 China label or Israel label
 MAC address label
 Windows license label (COA)
For some models, you also need to apply one or two FCC labels. Check the old base cover; if it has one or two FCC labels, find duplicates of them in the label kit and apply them to the new base cover.
For the location of each label, refer the following figure: