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Recalibrating laptop batteries 소개글 변경 사항

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Introduction
and is beginning to fail or you suspect the reported information accuracy is incorrect, one thing you can do (outside of replacing the battery) is battery can be recalibrated to recalibrate correct the battery. accuracy. This process does is not restore lost capacity, a solution you can use to avoid replacing a battery that's beginning to wear out but is useful can be used to give you get an idea of how much life actually remains on is left. [ ] '''Note: This process does NOT restore lost capacity. It is meant to correct the battery. capacity reported to the BMS in your battery.''' [ ] ++ '''Guide notes''' ++ * It is very unlikely you will see a capacity increase through recalibration. It is far more likely '''WARNING: If your battery has unaccounted wear that was never logged exceeds 30-40 °C/86-104 °F, the battery should be treated as damaged and recalibration will correct for this. be replaced!''' * '''Use this procedure with caution on worn out batteries. This is a good thing. may result in battery damage; be prepared to replace the battery if this happens.''' * If your laptop does not allow you to use it when the battery hits a certain percentage (notably HP), you will need to find a workaround to calibrate the battery properly. The workaround for this correctly. This will vary based on the BIOS used (UEFI or Legacy) so Legacy). * In most cases, you will need to figure out what works. * '''WARNING: If your laptop's battery gets hot to the touch, measure the temperature of the battery. If the see a battery capacity decrease rather then an increase. This is running hot (~70-80 degrees Celsius), the battery should be replaced!''' good, as unaccounted wear is now known. * Once the battery is charging, it is best to let your laptop do it's thing and not use it. This may affect the calibration accuracy. * This procedure may damage a worn out battery. Use this procedure with caution on these batteries. You should also be prepared to replace your battery if this happens. [ … ] To'''How to recalibrate the battery''' * Charge the laptop to 100%. * Use the laptop until it's at 0% and shuts down**/***. * Immediately recharge the battery. To recalibrate the battery, charge the battery to 100%. Use **HP laptops have a ~15% BIOS lockout. For these laptops, a workaround is required.Use the laptop until the battery hits 0% and shuts off. Immediately charge the laptop until it is fully charged. charged. ***Lenovo laptops have a ~7% critical lockout, but it does not apply unless the laptop is shut down at that percentage level.
and is beginning to fail or you suspect the reported information accuracy is incorrect, one thing you can do (outside of replacing the battery) is battery can be recalibrated to recalibrate correct the battery. accuracy. This process does is not restore lost capacity, a solution you can use to avoid replacing a battery that's beginning to wear out but is useful can be used to give you get an idea of how much life actually remains on is left. [ ] '''Note: This process does NOT restore lost capacity. It is meant to correct the battery. capacity reported to the BMS in your battery.''' [ ] ++ '''Guide notes''' ++ * It is very unlikely you will see a capacity increase through recalibration. It is far more likely '''WARNING: If your battery has unaccounted wear that was never logged exceeds 30-40 °C/86-104 °F, the battery should be treated as damaged and recalibration will correct for this. be replaced!''' * '''Use this procedure with caution on worn out batteries. This is a good thing. may result in battery damage; be prepared to replace the battery if this happens.''' * If your laptop does not allow you to use it when the battery hits a certain percentage (notably HP), you will need to find a workaround to calibrate the battery properly. The workaround for this correctly. This will vary based on the BIOS used (UEFI or Legacy) so Legacy). * In most cases, you will need to figure out what works. * '''WARNING: If your laptop's battery gets hot to the touch, measure the temperature of the battery. If the see a battery capacity decrease rather then an increase. This is running hot (~70-80 degrees Celsius), the battery should be replaced!''' good, as unaccounted wear is now known. * Once the battery is charging, it is best to let your laptop do it's thing and not use it. This may affect the calibration accuracy. * This procedure may damage a worn out battery. Use this procedure with caution on these batteries. You should also be prepared to replace your battery if this happens. [ … ] To'''How to recalibrate the battery''' * Charge the laptop to 100%. * Use the laptop until it's at 0% and shuts down**/***. * Immediately recharge the battery. To recalibrate the battery, charge the battery to 100%. Use **HP laptops have a ~15% BIOS lockout. For these laptops, a workaround is required.Use the laptop until the battery hits 0% and shuts off. Immediately charge the laptop until it is fully charged. charged. ***Lenovo laptops have a ~7% critical lockout, but it does not apply unless the laptop is shut down at that percentage level.
Time Required Max
8 시간
12 시간

도구

  • IR Thermometer x1 While not required, this can be used to verify the temperature of a hot running battery. (featured) added.
  • IR Thermometer x1 While not required, it is handy to diagnose "hot" batteries. (featured) removed.