12. Reinstall the external battery pack.
13. Turn the computer over again. Connect the ac power adapter and all cables.
Replacing the keyboard
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.
To remove the keyboard, do the following:
1. Disable the built-in battery. See “Disabling the built-in battery” on page 71.
2. Remove the external battery pack. See “Replacing the external battery pack” on page 72.
3. Find the keyboard multi-tool in the shipping package of the new keyboard. The following illustration
shows a keyboard multi-tool.
86
User Guide
Summary of Contents for Thinkpad T440
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