Fujitsu LIFEBOOK T580 Operating Manual page 47

Removing the pen battery
Do not remove the tip of the pen for changing the battery.
The pen contains one AAAA-battery.
Inserting the pen battery
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► Remove the rear pen cap.
► Take the battery out of the pen (1) and
2
1
► Remove the rear pen cap (1) and insert
► Close the rear pen cap.
1
2
Working with the notebook
close the rear pen cap (2).
the new battery into the pen (2).
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