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1. Make DOS-bootable USB-flash with FTK, section 4 of my guide.
2. Download a BIOS file for your board from asus.com, unpack it and rename from ASUS-MBNAME-VERS.CAP to bios.bin, copy this bios.bin file to FTK-flash root folder.
3. Boot DOS from FTK-flash and enter backup command. If there is no errors and backup is made - this system is ready for hotswap.
4. Use tweezers to gently pop out BIOS chip with corrupted BIOS. Then gently insert it back. Repeat it once or twice, the goal is to learn how to do it without shorting chip legs. When you learned it, pop it out.
5. On the working PC checked in step 3 you must pop out the BIOS chip and then insert another BIOS chip with corrupted BIOS.
6. Enter reflash command, and wait for completion. If there is no errors - power the PC off and swap BIOS chips back.
7. Test newly flashed BIOS chip on your first board.
8. Report on results.
 
Your better off using your fingers to swap out the chips, using anything else other than bios chip removal tool your just risking bending the pins, 8 Pin Dip's take a good bit of force to come out.

Also using Flashrom would be an easier soulution if your just recovering the bios to the same chip.
 
Hi Coderush, thanks for your assistance, I´ve followed your instructions to revive my Sabertooth X79, I ran into some problems though, first after using the reflash command in DOS I´ve got this ¨fd44 modules are empty in input file¨ , nowadays I placed the Bios chip in my old board and nothing changed.

I had the idea of placing this chip again in the good board (asus rampage 4) to see how the good board will behave, and the board posted and showed an asus logo then it flashed something onto the damaged Bios chip, I turned off the computer and placed the two original BIOS chips that came with the rampage and now the rampage is not posting too.

So more problems in my way now, please help me, many thanks in advance.

Luis Manuel
 
1. Use FD44Editor and stickers on Sabertooth X79 to make modified BIOS file, rename this file to prepared.bin and flash it with flashprp command.
2. I can't understand, how could you corrupt R4 BIOSes. Have you inserted it the correct way? What a the error code on R4 now? Have you any other board to use as hotswap host?
 
[Solution (for me) - Bios Hotswap using Linux LiveCD and flashrom]

I thought I'd write my solution in case it helps anyone else with this problem.

Background:
  • Just like the OP I renamed the .CAP file to .ROM and flashed my BIOS with the same bad results. Unfortunately for me this PC needed to be built within the next 2 days so I couldn't wait for a replacement BIOS to come through the mail, and I didn't want to shell out for another full motherboard.
  • I came across CodeRush's solution for flashing the BIOS chip.
  • I didn't have another P9X79 Pro lying around but I did have an old P6T which had the same (sized) bios chip
  • I tried CodeRush's solution but it failed after the backup command
  • After many more attempts of trying to find a flash utility that would work with my odd combination of BIOS and motherboard I found a Linux Live CD that worked (see solution - I'll try to make this solution as step by step as possible )

Solution:
  • I'll be using the terms P9X to mean the broken System/Mobo/BIOS and P6T to mean my spare working System/Mobo/BIOS
  • Using the P6T system I downloaded BIOS file for BIOS version 1203 and copied it to a USB drive(http://support.asus.com/download.aspx?SLanguage=en&p=1&s=42&m=P9X79+PRO&os=&hashedid=n%2fa)
  • EDIT: Make sure to check out CodeRush's solution STEP 7 here
  • Using the P6T system I downloaded and burnt SystemRescueCD (http://www.sysresccd.org/Download ; http://flashrom.org/Live_CD )
  • I booted the P6T off the SystemRescueCD
  • Once booted I mounted the USB (if you don't know how to do this just see my Other Notes below)
  • Run on the command line: cd /mnt/usb (i.e. change to my usb directory)
  • Using tweezers I (very carefully) extracted the P6T BIOS chip from the P6T Mobo and the P9X BIOS chip from the P9X Mobo
  • Using tweezers I (again very carefully) inserted the P9X BIOS chip into the P6T mobo IN THE CORRECT ORIENTATION (see my other notes below)
  • Run on the command line: flashrom -p internal -w P9X79PRO1203.ROM (use whatever filename you have on your USB drive)
  • Using tweezers (... still carefully) I took out the P9X BIOS from the P6T MOBO and put it back into the P9X Mobo. I also put the P6T BIOS back into the P6T Mobo

Other Notes:

Mounting a USB in Linux
  • Run on the command line: fdisk -l (this will give you the device name for your USB ..i.e. /dev/sde1)
  • Run on the command line: mkdir /mnt/usb
  • Run on the command line: mount (Your device name i.e. /dev/sde1) /mnt/usb
BIOS Chip and Direction
I accidentally inserted the BIOS chip the WRONG way around the first time and left it in the motherboard for around 2 minutes while attempting to flash. When I took it out it was extremely hot but fortunately it wasn't fried! If you're unsure about which way the BIOS chip goes in, just take note of which way the U shaped depression is facing. If you've already pulled your chip out then look for a little Y printed on the socket, this should line up with the U shaped depression on the BIOS chip

Hope that helps

Cheers
 
Hi,

I also managed to flash the wrong BIOS (newer than 1203) on my P9X79 PRO without doing the required conversion. For anyone searching this thread for a solution I would like to provide mine.

My problem description:
- Had a P9X79 PRO motherbord with an older BIOS/UEFI (1203 or older)
- Flashed it with a BIOS newer than 1203 (NOT the conversion)
- The motherboard just gave 1 or 2 beeps when I tried to boot and the Code numbers just flashed on "00" and then the MB shutdown. After a few seconds it would try to start again with the exact same result. this continued until I cut the power.
- I used the USB port to flash to older and newer BIOS.
The oldest found on ASUS site, the one that came on the ASUS CD,
1203 just before the required conversion,
the one just after the conversion,
the newest available,
the actual conversion file I should have jused from the start.
- Looking at the blue light indicating the flashing progress, it flashed in a correct way with every BIOS update.
- I used the CMOS reset repeatedly during these tests.
- NOTHING helped and the MB behaved in the exact same way.

The solution for me:
- I ordered 2 new pre programmed BIOS CHIPS from here: http://www.biosflash.com/e/Bios-Chips-ASUS-P9X79-PRO-3156.htm
- The first with BIOS version 1203, the one just before the required conversion
- The second eeprom with the conversion BIOS
- I ordered both of these just to be able to make two different types of tries on recovery. Anyone else probably ONLY NEED ONE.
- I inserted the version 1203 eeprom and the MB/computer botted correctly!
- Wanting to be able to "fall back" I instead inserted the conversion eeprom and the MB/Computer perfomed the conversion and then booted correctly!
- I then flashed to very latest BIOS without problems.

My guesses:
- After flashing my MB incorrectly the MB flashing process stopped working but the blue light kept flashing as if everything worked
- Ie no flashing was possible after not using the conversion but going to the newer BIOS
- The MB was no longer working since I had a to new BIOS, but the conversion was not yet perfomed.
- A new eeprom with 1203, made my MB firmware consitent again.
- I could probably have bought only the 1203 eeprom and manually flashed the conversion and the the newest BIOS
- I could probably have JUST bought the conversion eeprom, and then flashed the latest BIOS.

Hope this helps someone.
smile.gif


Koniak
 
SOLVED BLUE LIGHT STAYING ON PROBLEM:

Just managed to flash my BIOS successfully (or at least it responded as it should) using the BIOS Flashback button.
Previously this failed with the same issue others have had, ie steady blue light after a few flashes instead of the expected behaviour.

Being stubborn I've tried a hundred and one variations of this... and discovered the following;

My old flash drives (ones that show up as having two disk letters, one being the masterboot record or something) do not work - steady Blue light after a few flashes.

My 2GB Flash drive which only shows up as one drive letter when plugged in to a laptop and which has always been FAT32 partitioned (for use with an outboard midi instrument) would not work - same steady Blue light after a few flashes.
This didn't work any better if reformatted either. Quite simply, it didn't work whatever I did.

I've tried various combinations of things, with various flash drives for about a week.... like I say, I'm stubborn... :)

THEN TONIGHT, I tried a much newer larger size flash drive which had been previously NTFS and just 'quick formatted' it to FAT32 with default allocation units.
I copied precisely the same file from my desktop of the 4302 BIOS, which I had already renamed according to the ASUS advice (ie P9X79.CAP)
Board on standby. No peripherals attached. No memory, nothing. Just the power supply... exactly the same as every other try.

BINGO ! - Works fine :)

Why? I have absolutely no idea but my conclusion is this;

1. Most ASUS boards you buy currently are already updated to CAP.
2. It is curiously difficult to find info on what version of BIOS you have installed on the board on purchase / arrival but actually there are 2 obvious clues I've discovered;
a)The CD that comes with the board will most likely have a .CAP file in the root folder if you explore it, suggesting that you have the .CAP version on your board and do not need to run the converter.
b)The bar code next to your SATA drive ports has four digits at the end (mine said 4006). THIS is the BIOS version installed on your card. Why this is not made more obvious anywhere on the internet I don't know.
3. The BIOS Flashback feature likes some flash drives but not others - again, no idea why. Maybe the drive's formatting history is important, maybe not ? In any case, I suggest you try a few different ones. Beg, borrow, steal some from friends if need be. One of them WILL work... eventually.

Sincerely hope this helps. I might even be able to sleep tonight now I've done this. All the best x
 
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