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Appendix
Appendix
Short troubleshooting guide
In most cases, you can detect error causes and resolve occurring problems or malfunc-
tions by the following troubleshooting table.
Problem
You do not hear a dialling tone
after having picked up the
handset.
If there is an incoming call, the
telephone only rings once.
PIN code forgotten.
Caller's telephone number
is not being displayed, list of
released numbers for ringing
signals and list of restricted
numbers for ringing signals
without function.
No ringing signal for incoming
calls.
Telephone always dials the
same telephone number.
Dialling process is interrupted. Dialling restriction is active.
As for connection at a PABX:
No line or wrong line after
dialling from the memory (e. g.
speed dialling).
As for connection at a PABX:
Recall key without function.
Possible cause
Telephone connecting cable,
handset cable, telephone
socket.
Function „room monitoring"
active.
The feature function „CLIP"
(calling line identification
presentation) is not possible
with your telephone network
provider or this function has
not been released.
Ringing signal is deactivated.
Direct call function is active.
- Exchange identification
code / main system identi-
fication code not entered
- Access code to public
exchange not stored.
Recall key function not set
correctly.
45
Action
Check all cable connections,
check telephone access by
using another telephone,
contact telephone network
provider.
Deactivate „room monitoring"
function.
Call dealer or manufacturer.
Contact your telephone net-
work provider.
Activate ringing signal.
Deactivate direct call function.
Deactivate dialling restriction.
- Enter EIC / PSIC and
possibly program dialling
pause
- Store access code to pub-
lic exchange with the tele-
phone numbe.
Change recall key function.
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