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sabrina2004

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22 years ago

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August 2nd, 2004 17:00

powered off after updated BIOS

Hello,

I have a big problem of my latitude C400 now. :'(

I just updated BIOS to A10, it installed well and shut down the computer. Then it showed Upadating Bios Information on the black screen, suddenly it shut off the power. Even though i have the AC adapter connected, the green light did not show up. So now I can't restart my compuater at all. What happened ? :"( Please help me out!

 

Thanks ,

 

Sabrina

  • leduke30

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    Posted August 2nd, 2004 21:00

    It sounds like you used the Harddrive Method and had a failure in Mid Flash. You have very likely fried your BIOS Chip and that is the cause of the no boot. If so, it means a replacement M'board on your model. Flashes using the Harddrive Method frequently have been a topic of discussion in this Forum; they say misery loves company, and you have that, as failures using that method are more common than when using the Floppy Drive Method. Sorry to bear bad news, but I am.
  • 751

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    Posted August 3rd, 2004 12:00

    Leduke30:

    Thanks a lot :) I did not smell sth burned, but I think that you are right.  Dell will send a technician to replace the Motherboard today.

  • leduke30

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    Posted August 3rd, 2004 14:00

    Fried is just slang. What happens usually is that after erasing the previous set of BIOS, the new one fails to be written. That leaves you with essentially a bare chip. If you think of the BIOS as the "heartbeat" of your machine, you basically stop the heartbeat and then jumpstart it. That is the reason I do not like the Harddrive method; too often the jumpstart does not occur. I did one HD Flash about a year ago to see what was involved. It was successful, but the hair stood up on the back of my neck when I saw what was occurring. I will not try it again.
  • leduke30

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    Posted August 3rd, 2004 14:00

    That was not my intended meaning. Dell issues updates for good reasons. I would only recommend you use the Floppy Method. I have done many flashes over the years and only had one problem. That was with a ECS (piece-of-junk) PC M'board which had been acting twitchy for some time. It operated correctly for 15-20 minutes after the flash and the BIOS String on the opening screens had a changed  version and date showing. Then BAM, it just quit, many black screen error messages, then nothing and no bootup. The flash had finished what had been wrong before the flash.
  • 751

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    Posted August 3rd, 2004 14:00

    Thanks again for the slang :P

    So it is better not to update the BIOS?

  • Jackfrid

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    Posted February 16th, 2005 14:00

    How to specify Floppy Method or HD Method ?

    Thank you very much.

  • leduke30

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    Posted February 16th, 2005 15:00

    By the download you pick and the choice depends on the model you have. Some have only the Floppy method , some both floppy and harddrive, and some have a single nonpackaged file that can be used both ways with instructions on how.
  • Jackfrid

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    Posted February 16th, 2005 15:00

    Thank you for your reply.
     
    but I want to know if the single nonpackaged file is no risk, such as
     
     
    I600mA16.EXE    632 KB   1.5 min    Non-Packaged
     
    Description
    This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from Windows XP, Windows 2000, NT, Windows 9X, Windows ME or a MS DOS environment.

     

    Thks again.

  • leduke30

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    Posted February 16th, 2005 16:00

    I have used that file a number of times on a system disk floppy without incident. You make a System Disk first under W98/ME by clicking  by opening the A: drive and clicking Format. Checkmark Copy System Files and you will make a Bootable System Disk. This cannot be done under W2000 unfortunately, but you can use a disk made on another machine with either W98/ME. Under W-XP, it is referred to as a as a MS-DOS Startup disk. You then dowload the Nonpackaged file to your desktop and use the "Send To 3 1/2" Floppy drive(A)" option. to move the file to the System Disk Floppy. This method works well to either update or downgrade with an older BIOS version and will not quarrel with you about a downgrade.
  • Jackfrid

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    Posted February 16th, 2005 23:00

    Thanks again and I really appreciate it,