Operation Manual

9
Switching the receiver on
By inserting the battery, the Swissphone DE920/DE940 receiver is automatically switched on (see
chapter, “Changing the Power Source”).
Important information for DE920 Ex
The rechargeable battery of the DE920 Ex may only be replaced by certified service centres! If
a non-certified service centre opens the device (including opening the battery cover), the
explosion protection will be invalidated! For further information, please contact your specia-
list dealer!
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