This small printed circuit board, to which the Type C charging Port and the jack socket are soldered, also controls the microphone, the network and the loudspeaker. If any of these functions malfunction, this component will need to be replaced.
This part is multi-functional; it allows you to connect the Type-C charger, as well as the headphone jack module, to your Samsung Galaxy S21 FE 5G SM-G9900, and the call microphone.
If you are experiencing any of the following issues, this part needs replacing:
PLEASE NOTE: THIS PART IS ONLY COMPATIBLE WITH THE S21 FE MODEL SM-G9900 (Chinese version)
NOT COMPATIBLE WITH THE SM-G990B / SM-G990U / SM-G990E
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