follow these...
ro.product.model=GT-I9000
ro.product.brand=Samsung
ro.product.name=GT-I9000
ro.product.device=GT-I9000
ro.product.board=GT-I9000
ro.product.manufacturer=Samsung
ro.build.description=GT-I9000-user 2.3.3 GINGERBREAD DXJPI release-keys
ro.build.fingerprint=samsung/GT-I9000/GT-I9000:2.3.3/GINGERBREAD/DXJPI:user/release-keys
and of course,use the newest tintin apk,which is V1.05