Showing posts with label hands. Show all posts
Showing posts with label hands. Show all posts
Monday, April 13, 2015
nokia 5320xm Ringer and Hands Free Speaker No sound solution
This is the solution for nokia 5320 xpressmusic Ringer and hands free speaker failed to have an audio sounds output when the hands free mode is activated and or no ringtones can be heard. The solution below shows the location of particular components that needs to be check or then by replace if found damaged or faulty.
After ensuring that the speaker is working okay but the problem still exists, locate the corresponding components showed on the solution above, these components are filter coils. You may need to rework the audio IC (AVILMA) for further deeper troubleshhoting and also by tracing the each earpiece line paths from the avilma solder ball bumps across to each filter coils and to the earpiece speaker terminal pads.
Nokia 5320 ringer, hands free speaker failure solution
Monday, April 6, 2015
Nokia 3710fold Ringer Hands Free Speaker No Sounds Solution
This solution may useful and help fix or repair Nokia 3710 fold ringer and hands free mode loud speaker speaker that no audible sounds can be heard on the device.
If encountered and tried to fix this problem you may start to check the speaker, replace if it is already damaged, cleaned up the PCB board contact pads for the speaker terminals.
If already been installing a new speaker or cleaned up the terminal contact pads but still there is no ringtone or an MP3 music sound can be heard on it when being played.
This simple solution shows the left and right ringer (IHF)hands free speaker components circuit on nokia 3710 fold PCB board, that needs to check for further troubleshooting.
IF only one channel is having a problem you may only trace and check the components associated or connected with it. The left channel speaker is which is only connected within the main PCB board, while right speaker channel is the one connected across the flexible wire.
Troubleshooting for the right speaker needs also to check flex cable first before checking the connected components on it. The left speakers connected components are mounted and located near the bottom side of the PCB board.
Checking this components were a lot easier for these are composed of a filter coils and an ESD protection components. Just replace if found one of these components damaged to solved and fix Nokia 3710 fold Hands free and ringtones speaker no sounds problem.
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If encountered and tried to fix this problem you may start to check the speaker, replace if it is already damaged, cleaned up the PCB board contact pads for the speaker terminals.
If already been installing a new speaker or cleaned up the terminal contact pads but still there is no ringtone or an MP3 music sound can be heard on it when being played.
This simple solution shows the left and right ringer (IHF)hands free speaker components circuit on nokia 3710 fold PCB board, that needs to check for further troubleshooting.
Nokia 3710 fold Left and Right IHF Ringer Speaker No Sounds Solution
Troubleshooting for the right speaker needs also to check flex cable first before checking the connected components on it. The left speakers connected components are mounted and located near the bottom side of the PCB board.
Checking this components were a lot easier for these are composed of a filter coils and an ESD protection components. Just replace if found one of these components damaged to solved and fix Nokia 3710 fold Hands free and ringtones speaker no sounds problem.
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