Bewator BM3 - Page 31

BM3 Installation & User Manual 31
ENG
Problem Possible cause Action
The B button is
pressed, a line
tone is heard,
the extension
is dialled but it
does not ring.
The telephone
system does not
receive DTMF
tones from
Bewacom.
Check the tel-
ephone system.
The extension
has more than
four digits.
Use A92 to
change number
of digits.
The extension
begins with 0
(zero).
Contact Siemens
Building Tech-
nologies.
The call is re-
ceived, but the
lock does not
react to the 5
key DTMF tone.
No tone is heard
in Bewacom.
The telephone
system does
not send DTMF
tones to Bewa-
com.
Check the tel-
ephone system.