Motorola MTP850 - Selecting TMO or DMO Operation; TMO Calls; DMO Calls; Repeater Mode

5.1 - 12 MTP850 TETRA Handportable Terminal / Basic Service Manual TEST SETUP & TESTING 380–430MHz
Note: The following readings appears only when a Universal Crypto Module
(UCM) board is installed in the unit.
13. Press any key again. The display shows “UCM Detected”.
14. Press any key again. The display shows “UCM Power up Success”.
15. Press any key again. The display shows “UCM Ping Success”.
Note: The following reading appears only when a UCM board is not installed in
the unit.
16. Press any key again. The display shows “UCM Not Detected”.
17. Press the Programmable Side Key 1 (Side Down Key) twice to “Tones Test”.
Press any key again. The display shows “Internal Speaker Tone Test”, a tone
is heard via the speaker.
18. Press any key again. The display shows “Internal Earpiece Tone Test”, a
tone is heard via the internal earpiece.
19. Press any key again. The display shows “Connect PHF for the following
Tests”. Insert a headset into the PHF connector and plug the PHF earpiece
into your ear.
20. Press any key again. The display shows “PHF Earpiece Tone Test”,
“PHF connected”. A tone is heard via the PHF earpiece.
21. Press any key again. The display shows “Connect RSM-SIDE for the
following test”. Press any key again. The display shows “RSM Side tone test
RSM-SIDE connected”. A tone is heard via the RSM speaker.
22. Press any key again. The display shows “Int Mic to INT ERP Loopback Test”.
Speak into the bottom microphone, and you will hear your voice via the
earpiece.
23. Press any key again. The display shows “TOP Mic to PHF EAR Loopback
Test”. Speak into the top microphone, and you will hear your voice via the
PHF earpiece.
24. Press any key again. The display shows “PHF Mic to INT EAR Loopback
Test”. Speak into the PHF microphone, and you will hear your voice via the
radio earpiece
25. Press any key again. The display shows “Connect RSM- SIDE for the
following tests”. Press any key again. The display shows “RSM Side MIC to
INT EAR loopback Test”.
Speak into the RSM microphone, and you will hear your voice via earpiece.
26. Press any key again. The display shows “Chopper-Noise Test Int MIC to
internal earp”. Place the internal earpiece close to your ear and listen for
chopper noise. Make sure chopper noise is not audible.
27. Press any key again The display shows “Connect PHF for the following
tests”.