switel DE18 Série Mode D'emploi page 125

Charging the batteries
Before the handset is used for the first time, insert it in the base/charging
station for at least 15 hours.
When the handset is properly inserted in the base station / charging station, you will
hear an acoustic signal. The handset warms up during the charging process. This is nor-
mal and does not represent a risk. Do not charge the handset with charging units from
other manufacturers. The current battery charge status is indicated in the display:
Full
Private branch exchanges
The information on Page 140 explains how to install your telephone in a private branch
exchange.
Putting the Telephone into Operation
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