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Lenovo B480 Notebook User Manual

Page 55

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Note: If you install a memory module in only one of the two memory slots, install it in the bottom slot.

8. Pivot the memory module downward until it snaps into place.

9. Make sure that the memory module is firmly installed in the slot and cannot be moved easily.

10. Reinstall the computer cover, and then reinstall the screws to secure the cover.

11. Reinstall the battery. See “Replacing the battery” on page 31.

12. Turn the computer over again. Connect the ac power adapter and all cables.

Replacing the PCI Express Mini Card for wireless LAN/WiMAX
connection

Before you start, print these instructions.

Your computer has a PCI Express Mini Card slot for connection to a wireless LAN/WiMAX. To replace the PCI
Express Mini Card, read the following prerequisites.

Prerequisites for the procedure

DANGER

During electrical storms, do not connect the cable to or disconnect it from the telephone outlet
on the wall.

DANGER

Electric current from power, telephone, and communication cables is hazardous. To avoid shock
hazard, disconnect the cables before opening the cover of this slot.

Attention: Before you start installing a PCI Express Mini Card, touch a metal table or a grounded metal
object. This action reduces any static electricity from your body. The static electricity could damage the card.

To replace the PCI Express Mini Card, refer to the instructions for the computer.

“Lenovo B480” on page 41

“Lenovo B580” on page 43

Lenovo B480

To replace the PCI Express Mini Card, do the following:

Chapter 7

.

Replacing devices

41

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