Motorola Moto X Pure Edition Troubleshooting Manuals page 54

"No Audio" Complaints (For non-user SW)
• The CQA apk can be used to verify a MIC paths with top speaker. Under the "Audio" menu, select
"Mic Loopback".
– The "PRIMARY MIC" setting loops 1
– The "SECONDARY MIC" setting loops 2
– The "TERTIARY MIC" setting loops 3
– The "MIC 4" setting loops 4
– The "HEADSET MIC" setting loops headset MIC to the wire headset speakers.
• If both of those are not function, Top speaker path may be damaged. In the "Audio" menu of the CQA
apk, select "Ear Speaker" and then "Play Harvard speech pattern".
• The loudspeakers can be tested by selecting "Loudspeaker" under the "Audio" menu. Music should
start playing.
• The headset audio can by tested by first plugging in a headset with a microphone and then selecting
"Mic Loopback". The headset microphone's audio should be heard through the headset.
• Headset detection can be verified by selecting "Headset Info" under the CQA apk "Headset" menu.
Information about whether a headset is plugged in and the headset type should be displayed.
Headset "SEND/END" button press detection status should be displayed as well.
MOTOROLA CONFIDENTIAL
st MIC to the top speaker in earpiece mode.
nd MIC to the top speaker in earpiece mode.
rd MIC to the top speaker in earpiece mode.
th MIC to the top speaker in earpiece mode.
Moto X Pure Edition/Moto X Style
Baseband TROUBLESHOOTING GUIDES