If you find a handfree problem in Samsung Galaxy S2 Samsung GT-I9100. Hand free open Handfree not detected problem it can be solve with a few easy steps that i will write in this post. A headset repairing diagram is also attached with this post that will show you the main parts that are used in headset function in Samsung GT-I9100.
So once you have review the repairing diagram for Samsung I9100 clean headset jack and these parts that are identified in above diagram. Clean them with electronics cleaner and apply heat to dry the mother board.Do not apply much hot air because it can harm you skin and may can damage the mother board.
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