Quote:
Originally Posted by Deni's  45 peoples reading my post..but no one have solution...... |
not neccessary all peoples reading your have solution for your problems,may be they also need soultion as you need.
1.In manual search does it show 3g network? If yes than hardware if no than software.
2.For hardware in your country which band is used for 3g. they are most 3 band used for 3g network.band-1, band-2 and band-8.according to your net work change 3g PA U302 for band-1, U301 for band-2 and U300 for band-8. also check its supply volt V_PA(3.6v).
take help of schematic i m very lazy to creat picture from schematic.
3.than also not ok than change U202 main antenna switch ic.
now
