NEC NEC LA-7822P

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Chipset HM77
Motherboard: LA-7822P

085b7690ad823efe4ba7c64789c21df7.jpg

NEC LaVie LL750
LA-7822P Schematic


la-7822p KB9012QF-A3

Schematics
aam00 lac361p r10-20150806_KS.pdf
aam00 lsc361p r10_20150718_KS.pdf
aam00 lsc362p r10-0724_KS.pdf
LA-C361P.jpg

NEC LA-7822P rev 1.0
Screen Shot 2019-11-04 at 6.05.52 PM.jpg
 

Download list

Click to expand...
It starts when the rom is rewritten, but it is the display of "ME FW version Unknown" on the BIOS screen.
As long as cmos power is on, pressing F2 will not display the BIOS screen.
Is there a solution?
 
kozy said:
It starts when the rom is rewritten, but it is the display of "ME FW version Unknown" on the BIOS screen.
As long as cmos power is on, pressing F2 will not display the BIOS screen.
Is there a solution?
Click to expand...
old BIOS error what ? send one photo i check
 
Chipset and I/O checked, no abnormality
It is the same symptom when rewriting to the download rom file using the motherboard that boots the BIOS without　abnormality
 
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