IBM ThinkPad X40 Series Service And Troubleshooting Manual page 11

DANGER
Reduce the risk of fire and electric shock by always following basic safety
precautions, including the following:
v Do not use your computer in or near water.
v During electrical storms:
– Do not use your computer with the telephone cable connection.
– Do not connect the cable to or disconnect it from the telephone outlet on the
wall.
DANGER: Storing the rechargeable battery pack
The battery pack should be stored at room temperature, charged to approx. 30 to 50
% of capacity. We recommend that battery pack be charged about once per year to
prevent overdischarge.
Important safety information
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