Lenovo X220 TABLET Tablet User Manual


 
4. Put the memory slot cover back in place , close the cover , and then tighten the screws.
5. Reinstall the battery. For details, refer to the instructions in “Reinstall the battery” on page 116.
6. Turn the computer over again. Connect the ac power adapter and cables to the computer; then turn it on.
Replacing the palm rest
Before you start, print these instructions.
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.
Replacement instructions
1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. Wait for
a few minutes, till the inside of the computer cools, before you start the following procedures.
2. Close the computer display, and turn the computer over.
3. Remove the battery. For more information, refer to Replacing the battery.
4. Remove the keyboard. For more information about how to remove the keyboard, refer to Replacing the
keyboard.
5. Remove the screws that secure the palm rest.
122 User Guide