Problem
The telephone does
not respond when keys
are pressed
Do not modify or repair the device. The device or cable should only be
repaired by a specialist in the service centre. Repairs that are not
carried out properly can cause significant risks to the user.
10 Servicing
10.1 Maintenance
The device is maintenance-free. Occasionally check the condition of
the batteries and replace them with new batteries of the same type if
performance is impaired or if they are beginning to leak.
Warning Danger of chemical burns!
if the device comes into contact with liquid, remove the batteries
immediately and disconnect the device from the power supply (base
station) and dry it out carefully. Check its operation after 2-3 days.
Send it into the service centre if it is defective.
10.2 Cleaning
Warning Risk of electric shock or short circuit from contact with
Clean the telephone with a damp cloth that has been dipped in
lukewarm water or an anti-static cloth. Never use cleaning agents or
abrasives.
Possible cause
Operating error
Wear protective gloves to remove flat rechargeable
batteries.
components that conduct electricity.
Prevent liquids penetrating the device. If this should
occur, unplug the mains adapter from the power
socket and the telephone cable connector from the
wall socket and remove the batteries.
Do the same if the device, cable or mains adapter are
damaged: avoid direct contact with liquids and
disconnect the device from the 230 V mains
immediately.
Solution
Remove the batteries
and reinsert them.
Servicing
29