Questions & Answers for: NEC battery charge Computers & Internet

When should I replace my backup battery? I am receiving the error message “Backup Battery Very Low – Your back up battery is very low or missing. Data loss may result from failure to replace the ...

...useful life of the battery Charge the Li-ion often, except before a long storage. Avoid repeated deep discharges. Keep the Li-ion battery cool. Prevent storage in a hot car. Never freeze a

battery charge bar graph after replacing batteries. I had to replace my batteries in my APC 1400. After replacing the batteries all the LED'S on the right side battery charge/utility voltage bar graph

...charge/voltage and a true indication of the battery voltage and condition requires the batteries to be tested under a load. There maybe one battery in a set of batteries that is faulty and causes the ...

...battery charge light came on for about 1 min then went off, still no power from the battery. Up until now it has been working well with over 2 hrs of charge. I have also noticed that with the mains ...

charge a battery 30 feet away? I want to keep the charger in the house and permantly hook the dc to my generator battery. It is possible, but depending the gauge of the cables there could be a voltage

Battery charger circuit not working. Battery charging circuitry not working. Found similar but not exact schematic. disconnect battery terminal and check charging voltage it should be 13.8volt per 12v

my laptop battery not charging First thing to do would be to try replacing the battery. If the problem persists there may be a problem with the charging circuitry in the laptop itself. If you need ...

battery won't charge up atall. ORThe battery shows a 100% charge but when the adapter is disconnected thebattery drops off to zero capacity in a very short time. Ifthe battery drops to an unacceptable

...charge the battery to full capacity, disconnect from the mains, then remove and keep the battery until the next time the laptop's mobility function is required (periodically recharge the stored ...