Lenovo ThinkPad T440p User Manual page 89

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 handling a card, touch a metal table or a grounded metal object. This action reduces any
static electricity from your body. Static electricity could damage the card.
To replace the M.2 wireless LAN card, do the following:
1. Turn off the computer, then disconnect the ac power adapter and all cables from the computer.
2. Remove the battery pack. See "Replacing the battery pack" on page 63.
3. Loosen the screws
shown by the arrow
1 that secure the base cover assembly. Then remove the base cover assembly as
2 .
.
Chapter 6 Replacing devices
73