my721x unlockproblem - GSM-Forum

DonaldDuck69 · 08-29-2008, 15:56

Hi

I have Sagem my721x, but cant unlock it.
Always Bootloader failed

Quote:

[08/29/08 16:46:35]
[08/29/08 16:46:35] 2. Press Power ON shortly!
[08/29/08 16:46:35] 1. Remove the battery and then insert it again!
[08/29/08 16:46:35]
[08/29/08 16:46:50] PROBLEM: Bootloader failed!

Which cable must i use? I have two but not work
Cable one: SCDR-BOX SAGEM 202C/411X
Cable two: MT-VOD001 VODAFONE V226 (this cable work with MT-Box for unlock V226)

Another sagem (my300x) is no problem for unlock and i have enought credits

latigido · 08-29-2008, 16:24

@DonaldDuck69
100% cable problem.

The best choice is original USB Data cable (AC101).
You can use also some boxes (Infinity, Furious.......) like USB to COM convertor.
Unfortunately I not know your cables

f164 · 08-29-2008, 16:31

Quote:

Originally Posted by DonaldDuck69

Hi

I have Sagem my721x, but cant unlock it.
Always Bootloader failed

Which cable must i use? I have two but not work
Cable one: SCDR-BOX SAGEM 202C/411X
Cable two: MT-VOD001 VODAFONE V226 (this cable work with MT-Box for unlock V226)

Another sagem (my300x) is no problem for unlock and i have enought credits

try to use furious gold cable voda 226 with infinity box as usb to serial converter

DonaldDuck69 · 08-29-2008, 16:50

Thanks, i will check new cable for this phone
I used now the USB Cable that was come with phone, it also dont work (bootloader failed)
For USB to COM i use Cruiserbox (work fine with my300x)

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08-29-2008, 16:24	#2 (permalink)
latigido No Life Poster Join Date: Feb 2002 Location: Europe Posts: 6,102 Member: 9544 Status: Offline Thanks Meter: 5,533	@DonaldDuck69 100% cable problem. The best choice is original USB Data cable (AC101). You can use also some boxes (Infinity, Furious.......) like USB to COM convertor. Unfortunately I not know your cables

08-29-2008, 16:50	#4 (permalink)
DonaldDuck69 No Life Poster Join Date: Aug 2001 Location: Austria Posts: 841 Member: 5641 Status: Offline Thanks Meter: 72	Thanks, i will check new cable for this phone I used now the USB Cable that was come with phone, it also dont work (bootloader failed) For USB to COM i use Cruiserbox (work fine with my300x)