Unify Gigaset S400 professional, User Manual

Page: 127 / 142

55
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System support
Please contact the system support service
in the event of faults.
Your specialist dealer will be able to help
you with any questions about operating
your device.
Please have your proof of purchase ready
when calling.
Replacement or repair services are not
offered in countries where our product is
not sold by authorised dealers.
Questions and answers
The table below contains a list of common
problems and possible solutions.
Please note
Please address any questions about the
phone line to your network provider.
Registration or connection problems with
a Bluetooth headset.
¥
Reset the Bluetooth headset (see the user
guide for your headset).
¥
Delete registration data from the handset
when deregistering the device
(
¢
page 45).
¥
Repeat the registration process
(
¢
page 44).
The display is blank.
1. The handset is not switched on.
¥
Press and hold the end call key
a
.
2. The battery is empty.
¥
Charge the battery or replace it
(
¢
page 11).
Not all menu items are displayed.
The menu display is restricted ( standard
mode ).
¥
Activate extended menu display
( expert mode ) (
¢
page 24).
No Base flashes on the display.
1. The handset is outside the range of the
base.
¥
Move the handset closer to the base.
2. The base's range is reduced because
Eco Mode is activated.
¥
Deactivate Eco Mode (
¢
page 37) or
reduce the distance between the hand-
set and the base.
3. The base is not switched on.
¥
Check the base power adapter
(
¢
page 9).
Please register handset
flashes on the display.
Handset has not been registered with the base
or has been deregistered.
¥
Register the handset (
¢
page 40).
Handset does not ring.
1. The ringtone is deactivated.
¥
Activate the ringtone (
¢
page 49).
2. The phone only rings if the phone number
has been transferred.
¥
Switch on the ringtone for unknown
calls (
¢
page 49).
You cannot hear a ringtone/dialling tone
from the fixed line network.
The phone cord supplied has not been used or
has been replaced by a new cord with the
wrong pin connections.
¥
Please always use the phone cord supplied
or ensure that the pin connections are cor-
rect when purchasing from a retailer
(
¢
page 9).
Error tone sounds after system PIN prompt.
You have entered the wrong system PIN.
¥
Reset the system PIN to 0000 (
¢
page 52).
Forgotten the system PIN.
¥
Reset the system PIN to 0000 (
¢
page 52).
The other party cannot hear you.
You have pressed the mute button
h
. The
handset is "muted".
¥
Reactivate the microphone (
¢
page 27).
The number of the caller is not displayed
despite CLIP.
Calling Line Identification is not enabled.
¥
The caller should ask the network provider
to enable Calling Line Identification (CLI).