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Xbox360 Forums => Xbox 360 Hacking Forums => Technical DVD-ROM and Modified DVD Firmware Forum => Topic started by: Plug on March 26, 2008, 12:56:00 PM

Title: Benq Problem, Stack Overflow Error
Post by: Plug on March 26, 2008, 12:56:00 PM
I did my MS28 drive pritty easily though i was doing 4 boxes for mates

1 was hitachi, got it into modeB and flashed it via Toolbox in Vista.
but the other 3 are benQ drives.

I tryed useing Iprep and rebooted system into dos then said yes then i said yes again to resend the command then i turned the xbox on and got a stack overflow error.

i have tryed various methods on these drives and i cant get it to read the firmware from the boxes.

sata chipset i was useing was VIA VT6421A That i used on my Samsung MS28.

its pickling problem that i cant overcome, i even did a few suggestions like setting my system to default and disabling sata and ide but that didnt help either.

Is there any modders in the Edinbough area in scotland that can do BenQs
Title: Benq Problem, Stack Overflow Error
Post by: Crossa on March 26, 2008, 01:04:00 PM
Have you tried unplugin the harddrives and dvd drives mate so the only thing connected is the xbox
Title: Benq Problem, Stack Overflow Error
Post by: OggyUK on March 26, 2008, 01:10:00 PM
Yup, unplugging the power to your HDD's should eliminate the stacks overflow as it mentions your config.sys file.

Did it not dump the f/w anyway?

If you are majorly stuck, I can sort you out, in England though (IMG:style_emoticons/default/sad.gif)

This post has been edited by OggyUK: Mar 26 2008, 08:10 PM
Title: Benq Problem, Stack Overflow Error
Post by: Plug on March 26, 2008, 04:16:00 PM
No guys i didnt think unplugging them would help as i disabled them in the bios.

do you have any other sugestions, i tryed the slax disk and it wouldnt get the drive into mode B so that i could try and view the drive in windows. and flash it from there.
but i dont think you can use the slax on a benQ or flash it from windows but i tryed everything near enough lol

i cant beleave there arent people from edinbourgh though that could help...

do any of you guys have any more suggestions becuse if the guys drive back down to me i dont want to look like a tit and not be able to do there xboxs again.


Ohh one other thing does anyone know if i should update the firmware on my xbox i use extreme v5.2 should i update it to Iextreme 1.4 with 8x

This post has been edited by Plug: Mar 26 2008, 11:18 PM
Title: Benq Problem, Stack Overflow Error
Post by: XmodsUK on March 26, 2008, 06:31:00 PM
Check the modchip installers thread. Sure there are a couple of guys in and around Scotland.

If not, I'm in Newcastle and sometimes Carlisle.

BenQs don't have a modeb, so can't be seen in windows. Flash via dos only.

This post has been edited by XmodsUK: Mar 27 2008, 01:32 AM
Title: Benq Problem, Stack Overflow Error
Post by: scuba156 on March 26, 2008, 06:56:00 PM
a benq can be seen in windows, otherwise dosflash32 would be useless. benq's have a recovery mode in replace of modeb

and yes i suggest you update to iXtreme 1.41
Title: Benq Problem, Stack Overflow Error
Post by: MasterGouken on March 26, 2008, 07:52:00 PM
I had the very same problem with a couple of Benq drives only last month.
What i did was when iprep asks you to turn off the 360, unplug the sata cable first, then turn it off, wait 10 seconds, turn the 360 back on and then plug the sata lead back in. It then will dump the firmware and give a checksum but will error (stack overflow) straight after. As long as it checksummed its ok.
Reboot to windows and verify the firmware and key are good in firmware toolbox 4.6 (Just to make sure!).
 
I used FTB 4.6 to insert this key into ixtreme 1.4 firmware and saved it to the iprep floppy as BENQ-CFW in the folder 1234567\12345\ (same folder as the BENQ-OFW).

Now its the same proceedure to flash but with fBen 1234567 12345 and it will give the same error about a stack overflow after flashing but gives a checksum and says its all done 100%. All the Benq's ive done worked fine.
I see you're using vista. It worked for me in vista x64. Ive reverted to XP though due to several picky hitachi 47dj's that made my pc unstable if plugged in and in mode b.  grr.gif

Good Luck!
Title: Benq Problem, Stack Overflow Error
Post by: Plug on March 26, 2008, 09:30:00 PM
Thanks guys.

i have one final question.

I myself have a Samsung MS28...
i flashed it ages ago but its clicking on verbs now even though they load ok i was wondering if you guys could recommend me a new drive i can replace it with....

are benQs good at reading verbs and cheapish DL media ?
and should i flash 8x or 12x firmwares.

and where can i get a replacment drive from in the uk ? are there any sites ect.

becuse i dont think you can buy replacment Samsung drives anymore.
need the best drive that reads media the best.
Title: Benq Problem, Stack Overflow Error
Post by: OggyUK on March 27, 2008, 03:24:00 AM
BenQ's are in my opinion the best all round drives.

I know of someone with some in stock.

Can I just add, using cheap media may be ok because they boot fine, but often the cause the laser to work harder, thus burning it out quicker.

Please consider using the highest grade discs possible when backing up your own games.
Title: Benq Problem, Stack Overflow Error
Post by: Plug on March 27, 2008, 09:32:00 PM
QUOTE(OggyUK @ Mar 27 2008, 09:24 AM) *

BenQ's are in my opinion the best all round drives.

I know of someone with some in stock.

Can I just add, using cheap media may be ok because they boot fine, but often the cause the laser to work harder, thus burning it out quicker.

Please consider using the highest grade discs possible when backing up your own games.



Can you tell me where to get a BenQ drive please in the UK or someone that takes paypal and ships to the UK from USA
Title: Benq Problem, Stack Overflow Error
Post by: OggyUK on March 28, 2008, 03:33:00 AM
Give me a contact email for you and Ill pass it on (IMG:style_emoticons/default/smile.gif)

He is a member on here but doesnt come here often.

This post has been edited by OggyUK: Mar 28 2008, 10:33 AM
Title: Benq Problem, Stack Overflow Error
Post by: Plug on March 28, 2008, 11:58:00 PM
QUOTE(OggyUK @ Mar 28 2008, 09:33 AM) *

Give me a contact email for you and Ill pass it on (IMG:style_emoticons/default/smile.gif)

He is a member on here but doesnt come here often.


Sent ya a pm with my addy m8

i have another question for ya

I am doing for mates 4 benqs in this coming week

i just redid my sammy with the latest 1.4 ixtreme useing the badflash recovery method.

to my understanding the ben Q drives have this same identical badflash recovery method becuse they have that instead of the modeB same as sammy ect.

could i just read and flash the benq drives doing the same sammy method ?
im hopeing its this way becuse when i turn the pc on i cant boot into dos when the xbox is turned on

i have to unplug the sata cable turn xbox on then pc then when in dos hot plug the sata cable in then type dsam xxxxxx xxxx then enter then the program finds the Ixtreme primery port 1 then i turn xbox off then press 1 then turn xbox on and it starts to read ect. i did the same method for it to write to my sammy xbox..

now im guessing the same method would work with the benq drives but the command would be dben xxxxx xxxx ect ect

would this work ?
Title: Benq Problem, Stack Overflow Error
Post by: OggyUK on March 29, 2008, 02:46:00 AM
Well, I think we need to clarify things first.

I myself got my first stacks overflow error yesterday.

I havent changed my setup, the dump it gave was still valid

I removed my HDD's power and dumped again, compared the hex of both dumps.

They were byte for byte the same.

If you cant dump a BenQ drive, you inevitably will not be able to flash it.

What method were you using?  There is no harm in playing about with timing when reading the firmware, as long as you check its all valid prior to flashing.

I suggest you do no take any more orders on and suss this out by messing around a bit.

Again, be same, dont think of flashing until you know for sure, and maybe we confirm you have a valid dump.

You've done drives before so you obviously know the process read/create/write.

Well, read, check, create, write this time wink.gif
Title: Benq Problem, Stack Overflow Error
Post by: welly_59 on March 29, 2008, 06:11:00 AM
i have the same trouble with my setup and benq drives. what i do is turn the 360 on first then the pc. i dont get the errorrs then
Title: Benq Problem, Stack Overflow Error
Post by: OggyUK on March 29, 2008, 06:52:00 AM
Remove the power from all HDD's and Dvd Drives next time, you should find you wont get the errors, double check its a valid dump before flashing.

We need as much info and outcomes as possible as to identify the actual cause.
Title: Benq Problem, Stack Overflow Error
Post by: Plug on March 29, 2008, 01:36:00 PM
Hi there, i asked though if the method of badflashing a samsung ms28 would be the same as a benQ drives.

they have the badflash method right thats identical to the badflash method on a sammy,

i still got the stack overflow error at the end of the sammy dump and at the end of the sammy write but i compaired the dumps in vista xbox 360 toolbox first and it did dump the keys correctly.

see the problem is i have a flaky VIA 6241A chipset that requires the badflash method so that it can be seen in dos

so there for benq drives have this same badflash method so i was asking if its the same method..
Title: Benq Problem, Stack Overflow Error
Post by: OggyUK on March 30, 2008, 04:55:00 PM
QUOTE(OggyUK @ Mar 29 2008, 10:22 AM) View Post

Well, I think we need to clarify things first.

I myself got my first stacks overflow error yesterday.

I havent changed my setup, the dump it gave was still valid

I removed my HDD's power and dumped again, compared the hex of both dumps.

They were byte for byte the same.

If you cant dump a BenQ drive, you inevitably will not be able to flash it.

What method were you using?  There is no harm in playing about with timing when reading the firmware, as long as you check its all valid prior to flashing.

I suggest you do no take any more orders on and suss this out by messing around a bit.

Again, be same, dont think of flashing until you know for sure, and maybe we confirm you have a valid dump.

You've done drives before so you obviously know the process read/create/write.

Well, read, check, create, write this time wink.gif

Title: Benq Problem, Stack Overflow Error
Post by: Plug on March 30, 2008, 06:23:00 PM
QUOTE(OggyUK @ Mar 31 2008, 12:31 AM) *

And I asked you the following Q's int this post.



well i tryed that method and got loads of stack errors and lockups in dos

so i was asking if the same way i flashed my sammy would work on the benQ drive.

it does have the same badflash recovery method right ?
Title: Benq Problem, Stack Overflow Error
Post by: OggyUK on March 31, 2008, 04:41:00 AM
Well it was nice of you to take the time out and reply to my post asking you questions, just as I have been doing for you.

It has a similar method of flashing by a 'bad flash method'

This is the process we use anyway - resending the info til the mtk vendor responds.

If you cant dump the firmware using it now, the chances are that you aint gonna flash it using the same method.
Title: Benq Problem, Stack Overflow Error
Post by: Plug on March 31, 2008, 09:55:00 AM
QUOTE(OggyUK @ Mar 31 2008, 12:17 PM) *

Well it was nice of you to take the time out and reply to my post asking you questions, just as I have been doing for you.

It has a similar method of flashing by a 'bad flash method'

This is the process we use anyway - resending the info til the mtk vendor responds.

If you cant dump the firmware using it now, the chances are that you aint gonna flash it using the same method.


Hi mate, you wouldnt mind telling me the badflash benq method you use.
would help me a lot,

see that was the only method that would work for me on my samsung drive becuse for some reason it was the only way for MTKflash to find my VIA 6241A Port...

cheers and thanks for your help so far, its been great.
Title: Benq Problem, Stack Overflow Error
Post by: OggyUK on March 31, 2008, 04:42:00 PM
It isnt a bad flash recovery.

As you erase the firmware before writing it, a back flash on there shouldnt really affect it.

The method I use is the same as 99% of other 6421x users

dben 1234567 12345

fben 1234567 12345

Or those who do it manually

Dosflash r xxxx a0 1 4 orig.bin 0

Or similar (been a while)
Title: Benq Problem, Stack Overflow Error
Post by: ThomasQ on April 02, 2008, 04:57:00 PM
Hi all!

I'm having the same problem, as soon as I turn on my BenQ drive in Dos, I get the S.O. error.. I'm using Iprep, and tried all suggestions made in this toppic; unhooking all other sata & IDE devices, turning on drive and then plug the sata in (no S.O. error, drive went from 79 status to 80 status), and tried to boot with the drive on (wouldn't work, system stalls)..

Thing is, I've been using this setup for a while now to flash drives, and I even flashed this drive before.. Only difference is my new PC DVD drive, a LiteOn..

It's getting Really frustrating now, after 6 hours (IMG:style_emoticons/default/grr.gif)
Title: Benq Problem, Stack Overflow Error
Post by: ThomasQ on April 02, 2008, 04:49:00 PM
Ok, I just been able to flash!

I tried the trick with plugin in the sata cable, after the drive has been turned on.. It did gave me the S.O. error after dumping and after flashing, but everything worked fine! This time I waited for the drive to spin up the DVD I put in there.. I had all my other HDD and DVD drives plugged in.

As said before, I did flash the same BenQ drive on the same setup before. Here's a list of things that did change, maybe it'll help narrow down the problem:

I used to flash with my Dyagadget connector to the normal power from my 360..
I've installed a LiteOn DVD writer on my PC, and threw out my Optiarc..
Two weeks ago I removed my VIA SATA controller pci card for a while, after putting it in back in the same slot.. (the card works fine)

Good luck to all you flashers out there!

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