Storing A Battery - Dell Inspiron 1200 Owner's Manual

5 To replace the battery, follow the removal procedure in reverse order.

Storing a Battery

Remove the battery when you store your computer for an extended period of
time. A battery discharges during prolonged storage. After a long storage
period, recharge the battery fully (see "Charging the Battery" on page 35)
before using it.
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Using a Battery