Troubleshooting
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9
Troubleshooting
Problem
Possible cause
Solution
No display
The batteries are not charged
Check that both batteries have
been inserted correctly
Charge the batteries
No sound
The telephone cable is not
connected correctly.
Check the cable connection.
The line is engaged by a
different handset
Wait until the other handset
hangs up
The caller is too quiet.
Adjust the volume during the
call using the volume key
The handset ring tone is too
quiet.
Adjust the ring tone volume
A number cannot be dialled.
The dialling mode is incorrectly
set.
See „4.13 Setting the dialling
mode“ to set the correct dialling
mode
The antenna symbol is flashing
Handset is out of range
Move the handset within range
of the base station.
The base station has no power
Check the mains adapter and
cable.
The handset is not registered
to the base station
Register the handset to the
base
The base station or handset
does not ring
The ring tone volume is off or
too low
Adjust the ring tone volume
A call cannot be forwarded to
an extension.
The flash time is too short
Set the device to a long flash
time
The telephone does not
respond when keys are
pressed
Operating error
Remove the batteries and
reinsert them.
"LINE IN USE"
The line is engaged by a
different handset
Wait until the other handset
hangs up
Do not modify or repair the device. Repairs that are not carried out properly can cause significant risks
to the user.
In the case of technical problems, you can contact our hotline service, Tel. 0900 00 1675 within
Switzerland (Swisscom fees at time of going to print: CHF 2.60/min). In the case of claims under the
terms of guarantee, please contact your sales outlet. There is a 2 year period of guarantee.
