TEST SETUP & TESTING 380–430MHz
Call Processing Test
Talk Back
Before you start this test, make sure that handset and test equipment are
configured the same as given in the Transmitter Test.
1. Press the "PTT" and speak into the mic of the radio. You will hear the last
2. Press the "Test Sound" soft key to produce the 1kHz signal through the radio
3. Press the "Silence" soft key to mute the 1KHz Audio Signal of the speaker.
4. Press the "Clear Down" soft key and check that the "Cleardown Complete"
Call to Mobile
1. Press the "Call Mobile" soft key on the IFR.
Note: Select type of call.
2. Press "Private" Call.
Note: You will hear beeps from the handset speaker.
3. Press "Abort Call" soft key.
Note: Repeat step 1 through 3 for Phone and Emergency calls.
Digital Duplex Test (Tx)
1. Perform the following test in "Phone" or "Private" mode.
2. Dial a random number "9359" using the Alphanumeric keys of the radio and
MTP850 TETRA Handportable Terminal / Basic Service Manual
three seconds of the speech frames before the "PTT" is released.
speaker. You will hear a 1kHz tone from the radio speaker for about three
seconds.
status appear on the IFR "Manual Test" screen.
press the "Send" Key.
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