User`s guide

ASTRO XTL 5000 Digital Mobile Radio with W3 Control Head 95
Trunking Features
Out-of-Range Indication
The out-of-range display/audible indication
feature can be enabled by your system
manager. The display alternately shows OUT
OF RANGE and the current selected mode
name. You hear a low-pitched tone every six
seconds:
When the radio is out of range of the
system and can no longer lock onto the control channel,
OR
When the radio is in failsoft and cannot lock onto the failsoft
channel.
The out-of-range indication remains in effect until one of the following
conditions occur:
The radio locks on a control channel.
The radio locks on a failsoft channel.
The radio is turned off.