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To use the one-touch feature:
• Press and hold the required 
 assigned key for a few 
seconds. 
Your MTM800 Enhanced will display the number and act 
according to the programmed feature.
Previous Talkgroup 
Switch 
Switches to the previous talkgroup 
(even if the operation mode was 
different)
Talkgroup Scan  Toggles on/off the Talkgroup Scan 
function (TMO only)
DMO/TMO Toggles between DMO and TMO
Status Message Sends a dedicated status message to a 
dedicated address
Text Message Template Sends a predefined/user defined 
template to a dedicated address
Call Dial (Private, 
Phone, PABX)
Initiates a call to a predefined entry in 
the contact list 
Transmit Inhibit (TXI)  Toggles between activated and 
deactivated TXI Mode.
Screen Saver Activates screen saver. 
Backlight Adjustment Toggles through the backlight intensity 
profiles.
Covert Mode Toggles on/off covert mode
Time & Date Shows time and date.
If dialing via one-touch  assigned key is enabled, one-touch dial 
is disabled (see page 64).
The required time you need to press the assigned keys to 
activate a one-touch function is set as default to 1 second. This 
time may be set, however, by your Service Provider.
For information on the function assigned to each assigned key, 
please refer to your Service Provider.
Feature Description