Motorola MTP8500Ex Basic Service Manual page 47

24 Press the corresponding key to proceed to the next test.
Tones Test
25 The display shows:
Tones
Test
26 Do the following:
Action
Press any key.
Press any key.
Press any key.
Attach RSM accessory to
the radio.
27 Press the corresponding key to proceed to the next test.
Loopback Test
28 The display shows:
Loopback
Test
29 Do the following:
Action
Press any key.
Speak into the internal mi-
crophone.
Press any key to continue.
Attach RSM accessory to
the radio.
Result
The display shows:
Internal Speaker Tone Test
The speaker plays a continuous tone.
The display shows:
Internal Earpiece Tone Test
The internal earpiece plays a continuous tone.
The display shows:
Connect RSM
accessory
to the radio
(RSM connected)
The display shows:
RSM
Tone Test
(RSM connected)
The RSM earpiece plays a continuous tone.
Result
The display shows:
INT MIC to INT EAR Loopback Test
You hear your voice from the internal earpiece.
The display shows:
Connect RSM
accessory
to the radio
The display shows:
TOP MIC 1 to RSM
Loopback Test
(RSM connected)
MN002465A01-AN
Chapter 4 : Test Setup and Testing
47