I was messing with the vBIOS in my 5870m and i flashed it several times without any problem, then the last time i flashed it, the screen was just black on boot. Is their anything i could do to fix this situation?
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yea you will have to do a blind flash
if its set to boot off a usb drive just make a autoexec file to run a batch file with the commands in it -
I tried that already, and waited like 5 mins until i restarted, no luck. Thanks anyway.
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it may not be passing post
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Right you are, so what now?
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ha you are as lucky as I am
Does it beep twice after power on or after alt-ctrl-del? -
No it make no sounds at all. It's eerie, just black screen.
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None of that happens, it doesn't go through POST.
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It does not pass POST, and it does not beep when trying an alt-ctrl-del reboot after half a minute powered on and not doing anything?
In this situation, I had got two beeps after rebooting which meant something imprtant like the graphics card is missing / could not recognize.
Have you got the Phoenix BIOS on it?
What about your screen backlight? -
The Revelator Notebook Prophet
A friend is facing the same situation, with a Clevo 5870 (transplanted into an Alienware M15x) at least temporarily bricked after an attempted flash with a Dell 5850 vbios. Same as you, the computer won't even post. As you know, the traditional remedy in the desktop world is to put the bricked card into a secondary slot in a working machine, boot using the good card and then flash (often a blind flash) to the bricked card. Problem in the laptop world is finding a dual card computer that will boot with the damaged card installed. The M17x-R2 is one of the few. It has worked at least once, recovering a bricked Dell 5870 that had been flashed with a Clevo vbios. My friend is trying to do the same process to recover a Clevo 5870. There has apparently been very few instances of the procedure with laptop cards. You should get in touch with or PM Inappropriate_Name3, who is very active in the M15x section of the Alienware forum. He is engaged in the exact same issue and may be able to at least share experiences. I suspect that the dual card unit is the only solution short of returning the card to Clevo for restoration to factory specs.
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As I wrote I am in the same situation but with a Nvidia one, you might want to have a look at my great attempt.
At the time of writing, SLI might not work as the dead card is not being recognized. I do not know if the M17x-R2 can handle it but you might have a try if possible. Additionally, you do not get the POST beeps of the Phoenix BIOS after rebooting as I do. Another easy and cheap solution would be to reflash the BIOS chip using a professional service, I will go this way for my card. -
The Revelator Notebook Prophet
What professional services offer card reflashing?
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@Revelator
So did Inap go through the same or similar problem? -
The Revelator Notebook Prophet
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What bios was the OP flashing to? Also would like to know why the OP was flashing his bios.
If a blind flash method won't work, what else can you do? Is it possible that the bios chip on the card itself could be ruined with a bad flash? Could a bios flash kill a video card? -
Well I was flashing a slightly modified original BIOS. I had done it several times before the last one, and had no problems, I guess the last time it was bad for some reason.
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Hey Mandrake, any idea why your clevo 5870 stopped working?
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The Revelator Notebook Prophet
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I am getting the card replaced (hopefully). Sending it back via RMA.
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that sucks, hopefully they just reflash it.
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Btw, could you modify the MR BIOS regarding voltages, clocks and thresholds as easy as with nibitor? Would the changes apply without any driver mods in Windows? -
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Any news on your problem?
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Why yes, there is some news I will be getting a replacement for the bad card next week.
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The Revelator Notebook Prophet
That's good to hear.
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Would you mind telling us what you have changed that caused a bad flash? -
Sent it to RJTech. As for what i changed, well at first i changed just clocks, and that worked just fine, then i decided to change fan settings and that didn't work out too well.
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The Revelator Notebook Prophet
Carlos, did you flash from DOS or use WinFlash? I've changed fan settings in the vbios on several occasions without incident.
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I flashed from DOS... I don't dare flash with winflash. I the more I think about it the more I feel it was just bad luck.
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The Revelator Notebook Prophet
It happens. Sorry it happened to you.
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So if you plan to change fan settings, go with WinFlash to be sure or trying DOS and be lucky?
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The Revelator Notebook Prophet
Other way around. DOS-based flashing with Atiflash is safer than using WinFlash, but marginally more complicated.
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Yea flash in DOS, its way safer than WinFlash. It is more likely to fail in windows environment.
Any way to fix my bad vBIOS flash?
Discussion in 'Sager and Clevo' started by CarlosGFK, Jun 21, 2010.