What's new

BIOS Thinkpad X390 FT491/FX390 NM-B892 Rev 1.0

I have a problem with CRC 0183 on lenovo yoga x390 . Its a refurbished laptop and now asks for supervisor password. Any Bios without password?
 
AFTER POWER ON VCCGFXCORE NOT PRESENT, FAN NOT SPAIN, CURRENT 800MA
OTHER BIOS FROM SITE FAN SPINING , CURRENT 1.4 A
VCCGFXCORE PULSE AND OFF.
ALL OTHER VOLTS ARE NORMAL
 
PROBLEM FIXED! :)
ABOVE BIOS IS WORKING

SORRY

NM-B891 Rev 2.0​

IN ATTACHMENTS MY OLD BIOS , I TRY ALL ABOVE BIOS BUT BOOT AND NO IMAGE
I FOUND OTHER WORKING MACHINE, AND PROBLEM NOT IN BIOS
BUT
THE PROBLEM WAS IN VGA RAILS SHORTEN CERAMIC CAPACITOR.
 

Download list

1.jpeg 2.jpeg

Latest posts

Back
Top