Samsung I9100 Galaxy S II Home Key Button Not Working
If you are facing home key problem in Samsung I9100 Galaxy S II It can be cause of water damage mobile phone or due to some broken parts. So check if it work, not work, or work time to time (some time work while some time not work Samsung I9100 Galaxy S II home key button)
When you dis assemble the phone and check strip jack as shown in above diagram you may find some carbon or rust in it. So make it clean and apply heat with heat gun to make it dry.
And follow steps given in diagram to solve Samsung I9100 Galaxy S II home key button solution with jumpers.