This small printed circuit board, onto which the Type C charging connector is soldered, also controls the microphone, network and speaker. If any of these functions are not working properly, then this part will need to be replaced.
This part is multifunctional, allowing you to connect the Type-C charger to your Samsung Galaxy S23 Ultra 5G and the call microphone.
If you are experiencing the following problems, it needs to be replaced:
ONLY COMPATIBLE WITH EUROPEAN VERSIONS OF THE S23 ULTRA THAT BEGIN WITH SM-S918B
NOT COMPATIBLE WITH VERSIONS THAT BEGIN WITH SM-S918U / SM-S918E / SM-S9180 / SM-S918W / SM-S918N