TEST SETUP & TESTING
Call Processing Tests using IFR 3902 / IFR 2968
Talk Back
Before you start this test, make sure that handset and test equipment are
configured the same as given in the Transmitter Test.
For IFR 3902, perform the following steps:
1. Press "Call Mobile" followed by "Group Call" soft key.
2. Press "TALKBACK" soft key.
3. Press the "PTT" and speak into the mic of the radio. You will hear the last
4. Press "test tone" soft key to provide the 1kHz signal to the radio speaker, you
5. Press the "silence" soft key to mute the 1KHz Audio Signal of the speaker.
6. Press the "Clear Down" soft key.
For IFR 2968, perform the following steps:
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 provide the 1kHz signal to 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" soft key.
Note: Repeat step 1 through 3 for Phone and Emergency calls.
three seconds of the speech frames after the "PTT" is released.
will hear a 1kHz tone from the radio speaker for about three seconds.
three seconds of the speech frames after 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.
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