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6.5 ADJUSTING THE TBR DURATION
Network operators offer certain subscription services that are available during a call. These services can
be accessed by pressing the
(time break recall) key.
By default, the TBR duration is set according to country regulatory. This may need to be modified on the
instructions of the network operator:
!
Press
for 2 seconds to access the Programming menu.
!
Press
.
!
A confirmation tone is emitted.
!
Press
.
!
Press
for an 80 ms break.
for a 100 ms break.
for a 130 ms break.
for a 250 ms break.
for a 300 ms break.
for a 600 ms break.
!
Press
for 2 seconds to confirm.
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