Lenovo X131E Replacing a PCI Express Mini Card for wireless LAN connection, Danger, User Guide

Replacing a PCI Express Mini Card for wireless LAN connection

Before you start, print these instructions.

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 for wireless LAN connection, do the following:

1.Turn off the computer; then disconnect the ac power adapter and all cables from the computer. Wait three to five minutes to let the computer cool.

2.Close the computer display, and turn the computer over.

3.Remove the battery. See “Replacing the battery” on page 61.

4. Loosen the screws

1 , and then remove the cover

2.

68User Guide