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Anonymous, 02/19/2016 10:48 PM


Motorola filter replacement

To replace filters on Motorola phones you will need:

=== Remove existing baluns ===

First you will need to remove existing balun:

Image(motorola_filter_replacement_step_1_low.jpg, 250px)
Image(motorola_filter_replacement_step_2_low.jpg, 250px)

=== Solder new baluns ===

Clean up the phone and solder HHM1526 and HHM1523C1 on the right places (the black dot goes up):

Image(motorola_filter_replacement_step_3_low.jpg, 250px)
Image(motorola_filter_replacement_step_4_low.jpg, 250px)
Image(motorola_filter_replacement_step_5_low.jpg, 250px)

=== Solder ceramic capacitor ===

Last step is to solder ceramic capacitor:

Image(motorola_filter_replacement_step_6_low.jpg, 250px)
Image(motorola_filter_replacement_step_7_low.jpg, 250px)

=== Credits ===

Thanks to Sylvain and Peter who made this possible.

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Updated by about 8 years ago · 2 revisions

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