Tedster said:replace the charger.
lamo said:...there's way to solve the problem with the single wire eeprom. the way is to replace this eeprom from the AC-DC converter(yes, there's a eeprom in this unit with parameters of the AC-DC converter).
lamo said:but be careful at all actions. the single wire eeprom leads straight to the KBC chip. if you damage it - your MB will be destroed and you'll have to replace it completely.