Huwai t156 unlock plz help infinity

[principal]

I WANT TO UNLOCK HUWAI TI56 WHEN I TRY TO UNLOCK IT ON TI58 ITS SHOWS THAT PLZ TELL ME WHAT I LL DO THANKS IN ADVANCE.
Checking data, wait...
Action: unlock
unlock method-1
Boot...
Press and HOLD Power button now (if boot does not start remove/install batery) !
loading...
next part...
boot answer: 01
Release Power button now
Boot Done
Set Baud...
921600
Set Baud Done
Connecting...
flash: 0001:22C4
Connecting Done
Check hardware...
Check hardware Done
Check parameters...
Check parameters Done
backup critical area...
reading [eeprom-sta]...
file saved: C:\Program Files\InfinityBox\Pana01\Huawei-T158_eeprom-sta_20080926-202856.B1E.bin
loading data...
data loaded
reading [eeprom-sec]...
file saved: C:\Program Files\InfinityBox\Pana01\Huawei-T158_eeprom-sec_20080926-202858.B1E.bin
reading [eeprom-complete]...
file saved: C:\Program Files\InfinityBox\Pana01\Huawei-T158_eeprom-complete_20080926-202900.B1E.bin
reading additional data...
done
backup critical area Done
Check memory...
current status: #2, already unlocked
already done (mode-0), operation aborted
Check memory Failed
Finished, Remove/Install battery now !
Time used: 20 sec