how to install new BIOS chip ?

phpdog

Senior member
Jun 26, 2003
609
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Hi ,

The BIOS on my EPoX 8RDA+ Board went last week i just got a new chip in the mail today .

I wanted to know the exact procedure to install it ?

my chip is the little EEPROM [ about half inch square chip ]

Like do i need to remove the battery first ?
do i need to put the CMOS jumper in a certain position like clear CMOS or in default or take out the jumper completely ?

I have never done this before and imn aware that i only get 1 chance at it , andf if i mess the programmed chip 'i;ll have to pay £15 and 3 days for another .:frown:

any info on this would be great .

Thanks
 

tbalon

Senior member
Nov 20, 2000
419
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THE BIOS CHIP HAS CONNECTIONS ON ALL FOUR SIDES

If your bios chip is square with connections on all four sides, it is in a PLCC (Plastic Leaded Chip Carrier) package. If the PLCC part is in a socket, it can be removed and reprogrammed like any other bios. You will require a special tool to remove a PLCC part from its socket. Radio Shack sells these (276-2101). You can also remove the chip with a small jeweler's flat blade screwdrive by carefully prying up the corners a little at a time. If the PLCC part is soldered to the board the bios cannot be reprogrammed and the board is rendered useless.

FOR MORE INFO LOOK HERE:

http://www.badflash.com/removbio.htm
 

phpdog

Senior member
Jun 26, 2003
609
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Hi ,

Thanks everyone for your advice , i took the advice and installed the BIOS , my EPoX 8RDA+ is up and running :D

Thanks