Thanks to Blog reader "Tom", who kindly shares with us his repair story of his GX-10 for a practical guide he has prepared:-
http://tomelec.net/w/index.php/GX10/K10D_Repair
Well done, guy! And congrats for the success! :-) Btw, the inside of the "Samsung" GX-10 and the Pentax K10D are actually the same, as expected.
Related:-
DIY Reminder: Pentax Service Manuals @ the Pentax-Hack(.Info)