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Service Provider, the Wait For Mic message will be displayed.
Your MTP850 will attempt to get a talk permit.
The caller’s voice will always sound via the speaker (unless
an external earpiece is connected to the terminal.
If configured by your Service Provider, the screen
background will be red.
Making an Emergency Private Call
1. Press and hold the Emergency button.
2. The terminal will start the call as a half-duplex or full-duplex
call (as programmed). The Emergency ID is pre-defined
and is not displayed.
3. Continue the call as you would do in a half-duplex or full-
duplex call.
Receiving an Emergency Private Call
1. The talker’s identity is displayed when the terminal receives
the half-duplex call.
2. When the terminal receives the call, the display will show
Emergency Prvt In Use and the caller’s identity.
If configured by your Service Provider, the screen
background will be red.
3. Continue the call as you would do in a half-duplex or full-
duplex call.
Modifying the Type of Call
The infrastructure can modify on-going calls as follows:
• Emergency Group Call to Emergency Private Call, and
vice versa.
• Anyone of the above to a Phone Call.
If Hot Mic is interrupted when the modification occurs, the
display will show the Hot Mic Ended message.
Continue the modified call depending on the type of call.
6866537D80-A.book Seite 58 Freitag, 29. Juli 2005 4:15 16
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