Siemens Hicom 150 E - Manual (Page 58)

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Appendix
Troubleshooting
Some malfunctions can be resolved without outside intervention. The
following table provides a list of such malfunctions.
Error Possible cause Remedy
No display. Mobile telephone not
switched on. Press on-hook key un-
til confirmation tone
sounds.
Batteries empty. Charge or replace bat-
teries.
No reaction to key-
stroke. Keypad lock activat-
ed. Press hash key until
confirmation tone
sounds.
De-crescendo tone
sequence during in-
put. An incorrect entry
was made. Repeat key sequence
while watching the
display; where appli-
cable, consult the op-
erating instructions.
The following ap-
pears:
Base Search
The mobile telephone
is outside the base ra-
dio range; radio signal
too weak. Move into radio
range, change loca-
tion.
Mobile telephone not
registered. Register mobile tele-
phone.
Interval between syn-
chronisation attempts
are too long. Switch off handset
and switch it back on
again.
No ringer at the mo-
bile telephone. Ringer is deactivated. Activate the ringer.
Nothing audible dur-
ing a call. The left side of the
control key was
pressed – the micro-
phone and the receiv-
er inset are muted. Press the "Go Back"
display key to re-acti-
vate the microphone
and the receiver inset.
The following appears
immediately after the
talk key is pressed:
Connect. Release
No dial tone available;
no calls can be made.
Hicom cordless E is
being used by other
users. Repeat call later.