Audio Test - Motorola iDen i850 Field Service Manual

FIELD LEVEL TEST MODES AND PROCEDURES: Audio Test
8.10

Audio Test

Use this test to check the audio portion of the unit.
Set up the R-2660 for iDEN
Mobile operation, and connect the
unit to the RF IN/OUT connector.
Place an
interconnect call. (See
Registration/Call test.)
Pass
Complete a call.
Talk into the microphone, and
listen for your reply from the
R-2660 speaker.
Pass
Press PTT
on the R-2660, and speak
into the microphone. Listen to your
reply in the unit's earpiece. You might
have to increase volume
to maximum.
Pass
End the
interconnect call.
Initiate the dispatch call
(see the Registration/Call test).
Press the PTT on the R-2660, and
speak into the microphone. Listen
for a reply from the
speaker.
Pass
Unit passed test.
8-10
Notes:
1. Verify that the unit can pass the SQE test before performing the
Audio test.
2. This test checks outbound interconnect signals using the earpiece.
Fail
Note: Set the R-2660
volume to maximum.
Fail
assembly on the frame
assembly and repeat
Fail
the frame assembly
containing the earpiece
Fail
Perform Registration/Call
troubleshooting procedure.
Replace
the microphone
Fail
the test.
Pass
Replace
Fail
and repeat the
test.
Pass
Replace
Fail
the Housing Assembly
Containing the
Speaker
Pass
Replace the
Main board.
Replace the
Main board.
Replace the
Main board.
68P80400P94-O