Siemens GIGASET C595 Manual page 15

First steps
Initial charging and discharging of the batteries
The correct charge level can only be displayed if the batteries are first fully
charged and discharged.
Please note
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After the first battery charge and discharge you may replace your hand-
set in the base/charging cradle after every call.
u
Always repeat the charging and discharging procedure if you remove the
batteries from the handset and reinsert them.
u
The batteries may warm up during charging. This is not dangerous.
u
After a while, the charge capacity of the batteries will decrease for
technical reasons.
14
¤
Place the handset in the base/charging
cradle for 10 hours.
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10 h
Then remove the handset
from the base/charging
cradle and do not replace it
until the batteries are fully
discharged.