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Contribution d'origine par : Zaabar Zakaria ,

Texte:

Try pull-out the main battery and switch-ON the computer. If the system still OFF mean the adapter(or adapter cable) or the DC-to-DC converter faulty. If this occur,it (DC-DC Conv) can't charged main battery and can't deliver current to logic board from adapter. DC-DC Conv + Battery act like UPS.

Statut:

open