Number
16
17
18
19
20
21
Before using your MTM800 for the first time, remove the plastic
lens protector from the display.
Audio Signal Tones
= High Tone;
Description
Idle
• Back to Home display
• Back to rotary volume
use when rotary scroll
timer expires
• Back to coverage
• Back to full service
Clear-to-send
Bad key press
• Good key press
• MTM800 self-test fails at
power up
• From out-of-service to
in-service
6
Direct Mode Key
Enters/Exits Direct Mode Operation.
Phone Mode Key
Selects the Phone/PABX Call modes of operation.
Private Mode Key
Selects the Private Call mode of operation.
Group Call Key
Selects the Group Call mode of operation.
Range Key
Selects the talkgroup range or DMO gateway.
Volume Knob
Adjusts the volume level.
Push-To-Talk (PTT) Button
Press and hold this button to talk, release it to listen.
= Low Tone;
Type
Description
Once
Once
Once
Once
Repeated