27
English
Getting Started
Powering On/Off (On-Off/End/Home Key or Rotary 
Knob Push Button)
To power On, press and hold , or press the rotary knob push 
button. Your MTM800 Enhanced performs a self-check and 
registration routine. After successful registration, the MTM800 
Enhanced is in service.
To power Off, press and hold . You will hear a beep and the 
Powering Off message is displayed.
Powering On (Emergency Button)
Press and hold the Emergency button to power On. The MTM800 
Enhanced will power On in Emergency Mode or in standard mode 
(as programmed).
Powering On with Transmit Inhibit (TXI) Active
Transmit Inhibit is a feature allowing you to switch off transmission 
before entering a Radio Frequency (RF) sensitive area. To activate 
this feature, press Menu and select More... >Networks > TXI Mode 
> Activate.
The TXI Mode remains active at power On. You will be asked 
whether to leave the TXI Mode On or not.
Press the Yes soft key to deactivate the TXI Mode. If the MTM800 
Enhanced was previously used in Trunked Mode, it will register to 
the network. If the MTM800 Enhanced was previously used in Direct 
Mode, it will remain in Direct Mode. Press No in Trunked Mode and 
the MTM800 Enhanced powers down; press No in Direct Mode and 
you remain in Direct Mode with TXI selected.
Pressing the Emergency button, even if 
Transmit Inhibit is activated, causes the MTM800 
Enhanced to transmit immediately. The MTM800 
Enhanced must NOT be within the RF sensitive 
area when entering Emergency Mode.
Ensure you have left the RF sensitive area 
before deactivating Transmit Inhibit.