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  • PC UPS cycling on and off

    From Harvey Sanenbum@harvey50120@micro.net to sci.electronics.repair on Wed Nov 19 13:21:34 2025
    From Newsgroup: sci.electronics.repair

    Have a PC UPS that started cycling on and off. Elimination of anything plugged into it and still doing it. Battery checked and ok. Thoughts?
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  • From Carlos E.R.@robin_listas@es.invalid to sci.electronics.repair on Thu Nov 20 13:18:01 2025
    From Newsgroup: sci.electronics.repair

    On 2025-11-19 19:21, Harvey Sanenbum wrote:
    Have a PC UPS that started cycling on and off.-a Elimination of anything plugged into it and still doing it.-a Battery checked and ok.-a Thoughts?

    It thinks the input AC is almost faulty?
    --
    Cheers, Carlos.
    ESEfc-Efc+, EUEfc-Efc|;
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  • From ehsjr@ehsjr@verizon.net to sci.electronics.repair on Thu Nov 20 21:08:55 2025
    From Newsgroup: sci.electronics.repair

    On 11/19/2025 1:21 PM, Harvey Sanenbum wrote:
    Have a PC UPS that started cycling on and off.-a Elimination of anything plugged into it and still doing it.

    Battery checked and ok.

    Under load?

    Thoughts?

    Test the battery under load before proceeding,
    if you haven't done so already.

    Ed

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