i try to flash this tab ..after flashing with three diffrent img

1.G739H-M721S-A-polaris-g739_wifi_4.4v1.0_2.5_0.3_20140809-1.imgâ
2.HRA-G783H-
3.Firmware_AT723C

all give same result : tab work but screen give lines
flash it with PhoenixSuit

note:the tab before flash was ok