8
English
•  Talk Prohibit 
•  System busy
•  Time-out timer expire
•  Called MTH800 not 
available or busy.
Until you release the 
PTT
•  Call disconnected or 
failed due to network
•  Wrong number dialled. 
Once
Direct Mode (DMO) 
Entering
 
Once
DMO Exiting
Local site trunking —
Entering/Exiting 
Once
Phone ring back (sending) Every three seconds, 
until the called user 
answers or call is 
rejected.
Phone busy Every 0.5 seconds
Status message sent to 
the dispatcher or failed.
Twice
Incoming Calls
Status message 
acknowledged by the 
dispatcher.
Four times
Your MTH800 received a 
Group Call without 
gateway (setup only).
Once
High Priority Group Call 
received
Once
Emergency Alarm sent or 
received
Twice
Emergency Alarm failed Four times
Emergency Call received  Once
Description Type Repeated
6802972C30.book  Seite 8  Montag, 12. Juli 2004  4:11 16