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The "Source file not found" error occurred because ECS changed the last bios (vza12e.exe, note the .exe) for your Mbrd to a zip file that has to be unzipped in Windows to create the .BIN file ( vza12e.BIN ) you needed for the flash.
Because I'm concerned you may try to flash the bios again, I went ahead and wrote the following guide for you. ------------
Flash procedure for ECS K7VZA REV 1.0 with VIA® VT8363 & VT82C686A Chipset using Windows 98SE. (Flash Type WINBOND 49F002U.5v ; Note!! Do not use any flasher for the Rev. 3.0 Mbrd, they're 3.3volt.) ------------------ Preparing the Boot Floppy: Use a new Floppy and full format it. Don't use one that has defects after formatting.
After the full format, go back to the Format screen and put a check in "Copy system files only" and click Ok.
Close Format, display the contents of the floppy in Windows Explorer and delete the drivespace.bin file leaving COMMAND.COM, IO.SYS, and MSDOS.SYS .
Next the downloaded files need to be extracted directly to the floppy while in Windows. It's best to disable your antivirus and not to copy or cut/paste the extracted files to the floppy.
After extracting the downloaded files awd77.zip and vza12e.exe to the floppy, the contents of the floppy should be Awd77.exe, COMMAND.COM, IO.SYS, MSDOS.SYS, and vza12e.BIN.
This may seem like a lot of unnecessary things to do but believe me you cannot do too much to avoid a bad flash.
Shut down your computer and wait about 15 seconds then enter bios setup when you restart.
Write down the settings in all the bios screens so you can re-enter them after loading the setup defaults.
While doing this disable the Virus Warning option and the Firmware Write Protect option in Advanced BIOS features.
Save and Exit bios setup and power off .
Your Mbrd has a BIOS protection jumper (JP5) that must be checked to be sure it not set to write protect the bios.
JP5's default setting is Disable ( pins 1 and 2 closed) so check to be sure it's disabled . ( P.14 in your Mbrd manual shows the location of JP5 and JP1 which is also involved in this procedure. )
Boot up on your Flash floppy, and type dir at the A:\> prompt and press Enter to display the contents of the floppy as Dos shows them.
To open the Flash program look at the A:\ directory and you should see AWD77 EXE , type that in at the A:\> prompt and press Enter.
Follow the instructions as you did before to save a copy of the existing bios and enter the .bin file ( VZA12E.BIN ) when it's called for. Always type the entries exactly as Dos displays them when you did the dir of the flash floppy.
While the program is running, DO NOT power down or do anything but wait. A message should appear saying whether the flash is successful or not.
IF IT'S NOT SUCCESSFUL, NEVER POWER DOWN OR REBOOT YOUR SYSTEM, BUT TRY IT AGAIN WITH VZA12E.BIN or the saved copy of the old bios (oldbios.bin ).
When the flash is successful, exit the flash program if there's a way, remove the floppy, power off, and unplug the power cord.
Locate JP1 and discharge the cmos for 10 seconds by swapping the jumper from it's default position on pins 1 and 2 over to pins 2 and 3 to allow the new bios instructions to take effect upon reboot.
Move JP1 back over pins 1 and 2, and plug the power cord in. Power on, enter bios settings and load the setup defaults, set the clock, Save and Exit. The clock can be easier to set when you're back in windows if you wish.
You may see a message saying BIOS ROM CheckSum Error before you enter the bios setup but loading the setup defaults and rebooting is supposed to correct that.
After Windows boots up see if your computer will still lockup using the setup defaults, if not you can reboot and load Optimal Settings to see how that works.
The prior settings you wrote down can be re-entered as long as you know the right choices were made.
If you have been running Bios protection jumper JP5 with bios protection disabled I would continue to leave it that way.
You also have to decide how you want to leave the Firmware Write Protect option in Advanced BIOS features. ------------
NytOwl
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