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Apple Mac Mini A1347 820-5509-A

today i have received a mac mini which is stuck on apple logo and not booting
then i have open the mac mini and found the bios is changed
someones (stupid) change the bios and
{original bios ic is burnt}
then i have tried dead mac mini bios IC with program your bios dump but still same problem stuck on apple logo

so please suggest me what should i do
 
krishna kumawat said:
today i have received a mac mini which is stuck on apple logo and not booting
then i have open the mac mini and found the bios is changed
someones (stupid) change the bios and
{original bios ic is burnt}
then i have tried dead mac mini bios IC with program your bios dump but still same problem stuck on apple logo

so please suggest me what should i do
Click to expand...


Use ME CLEAN BIOS
 
hello
i have a board 820-5509-a i get chime when i power but no display on any of the ports .I put another bios the chime take 1 min and then display comes only on the thunderbolts. no display on HDMI can someone tell me which is a good bios
 
brijesh said:
hello
i have a board 820-5509-a i get chime when i power but no display on any of the ports .I put another bios the chime take 1 min and then display comes only on the thunderbolts. no display on HDMI can someone tell me which is a good bios
Click to expand...
You mean the Mac works normally just doesn't output HDMI?
 
yes there is no display from the hdmi at all . on sometimes when i reset the pram the thunderbolt display comes but then shutdown and resstart then no display at all from any ports
 
brijesh said:
yes there is no display from the hdmi at all . on sometimes when i reset the pram the thunderbolt display comes but then shutdown and resstart then no display at all from any ports
Click to expand...
you have try Programming bios on top ?
 
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