Download elmeg T240 Operating Instructions - V-Data

Display / LEDs
Acoustic signals
The following tones describe signaling for the PABX when using analog telephones.
Internal dial tone (421 Hz)
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You will hear this dial tone after lifting the handset for »calling external
parties with line access digit«. This signal indicates that you can dial a
number. After 40 seconds this signal changes to the busy signal; hang up
the handset and then lift it up again. You will then hear again the internal
dial tone.
Busy tone (421Hz)
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You will hear this signal, when the called external or internal extension is
busy.
Positive acknowledgement signal (mixed tone 421Hz und 320 Hz)
The positive acknowledgement signal indicates that your input has been
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accepted.
Negative acknowledgement signal (mixed tone 421 Hz and 320 Hz)
Wenn you diesen Ton hören, ist die gewählte function nicht nutzbar, das
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Feature nicht eingerichtet or gelöscht.
Internal ringing signal (421 Hz)
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This signal indicates that the telephone of the external or internal extension is ringing.
Special dial tone (421 Hz and 316 Hz mixed)
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This signal indicates that your phone has been set for call rerouting.
External dial tone (425 Hz)
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A continuous signal that you hear when you have engaged the external
ISDN connection.
Call waiting tone (421 Hz)
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Call waiting tone. This tone signals that an external party is calling you
during an ongoing call. The call waiting signal is sounded for a maximum
of 30 seconds.
Time intervals of the signals in seconds
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