Service Functions, Troubleshooting
Frequent Problem Sources
73
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The FLASH-key of your telephone is configured as EARTH-key
and not as FLASH-key (see manual of the telephone).
A Query is not possible via T-Net-Function Key/Menu
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Analog telephones equipped with T-Net-function keys or menus
are using a long FLASH (300 ms). Eventually your PBX is not
configured for this FLASH timing. Most of the time an additional
FLASH-key is available at the telephone. Configure this key also
for 300 ms (see manual of the telephone) and let the PBX learn
the FLASH timing (see
You try a Query from an external Call to an internal Call and hear
the busy Signal
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The called party is probably talking. Try again later.
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Please check if the telephone has the necessary exchange line
authorization for external calls (in this case no external calls can
be started on this telephone).
ISDN Telephone is ringing after putting the Receiver on-hook
and you are reconnected
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Please check with the manual of your telephone, if “Transfers on
a PBX“ is activated. If not, try to correct this problem.
Depending on the assigned authorization of your telephone you can
do a pick-up of any available telephones, only for telephones within
your group or not at all.
Busy Tone during Pick-up for external Call
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Please check if the telephone has the necessary exchange line
authorization for external calls. In this case a pick-up of an exter-
nal call is not also possible.
Busy Tone during Pick-up on the internal S
0
Port
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Probably both voice channels of the internal S
0
ports are busy.
Pick-up takes over ongoing Calls to another Telephone
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The Takeover function and Pick-up use the same functional pro-
cedure. “Conversation may be taken over“ should be deactivated
for all telephones. The permission for a Takeover is only useful
for answering machines.
The settings corresponding to your telephone can be done with the
functions for standard telephones described in this manual or via web
server.
For the functions via telephone the corresponding PINs are neces-
sary. For the changes of the settings via web server you need a user
PIN in any case.
Via the Web Server no changes are possible
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The settings of certain functions or of all functions for the corre-
sponding telephone may have been forbidden.
On a certain Telephone no programming is possible
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The settings of certain functions or of all functions for the corre-
sponding telephone may have been forbidden.
Pick-up is not possible
PBX is not programmable