ACER 7745 new battery issue

Kyrylo
Kyrylo Member Posts: 2 New User
edited October 2023 in 2020 Archives

Hi everyone. I have an issue. I ordered from China new battery (not original) 6500 mAh 70W 10.8V for laptop ACER ASPIRE 7745-5782. Original battery was 4400 mAh 48W 10.8V. When I connected it, Windows shows an error "No battery detected". When it's disconnected from the charger, it shows 'Unknown remaining' and battery led on laptop blinking in orange. I updated BIOS to version 1.15 but nothing happened. Could you please help me what to do? With old battery everything works fine. Thank you.

Answers

  • Try a power reset. To do this, turn off the notebook, disconnect the battery and press the power for 60 seconds.
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  • Kyrylo
    Kyrylo Member Posts: 2 New User
    Hi egydiocoelho. Unfortunately it didn't work. Any another methods to make it work? Maybe this new battery has too high mAh (6500 mAh vs 4400 mAh). I also updated BIOS to new version but it is not working. I checked on another websites and another users complain about the same issue. Maybe my laptop "wants" only ORIGINAL battery not substitution? Thank you.
  • billsey
    billsey ACE Posts: 35,309 Trailblazer
    That is quite possible. The battery has some smarts built into it and the MB sees that and says "You are not the right thing!". :(
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