dead mp3-mp4 atj2093H 9.0.48-9.0.50 1gb-2gb samsung

[killoooovet]

hi,
in the last mount i have a problem with flash firmware, i use more tipe of program for flash and firmware, but all not good.
in the first only whit lcd, and after dead flash samsung, and not see more for pc.
i try to change the flash samsung with similar and see the pc.

for me is necessary a solution for manual reset the fash,
and a best professional program for save the good firmware from another player and program for up this in the dead player.

tanks

[killoooovet]

my lcd is a 1.5 or 1.8
and the flash 2gb for reset is samsung 643 k9LAG08U0M PCB0

TANKS