Introduction
This guide shows how to desolder and replace the microphone module for the Caterpillar CAT S20 phone.
What you need
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In this recording you will find out how to replace microphone in CAT S30 smartphone. Post your questions in the comments section.
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Almost done!
To reassemble your device, follow these instructions in reverse order.
Conclusion
To reassemble your device, follow these instructions in reverse order.
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