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AC adapter on Lenovo® Essential laptops – G550

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What are the tips to resolve AC adapter issues on Lenovo Essential laptops – G550?

To bring in power to the Lenovo Essential laptops – G550, IdeaPad S9/S10 40W AC Adapter is used. It helps in charging the battery and empowering it with uninterrupted back up. However, the malfunctioning of the AC adapter can result in various issues. Thus, the AC adapter issues on Lenovo Essential laptops – G550 must be effectively fixed.

Here we will talk about the different AC adapter issues with tips to resolve them:

  • AC adapter getting extremely hot when connected to Lenovo Essential laptops – G550
  • Lenovo Essential laptops – G550 turning off when connected to AC adapter
  • When AC adapter is disconnected the system turns off

AC adapter getting extremely hot when connected to Lenovo Essential laptops – G550

The AC adapter of the notebook gets extremely hot, when the notebook is getting charged. This can be an issue with, either the AC adapter or the battery of the notebook. To isolate the issue, disconnect the battery from the system by opening the laptop panel, however, if the notebook’s AC adapter is still getting hot check on the AC adapter. To check if the AC adapter is compatible with the system, it must be ensured that the output voltage of the AC adapter must be able to cater to the need of the laptop. The amperage of the AC adapter does not affect the efficiency but the voltage does affect it. The AC adapter malfunctioning can be because of the AC adapter not being powerful enough.

Lenovo Essential laptops – G550 turning off when connected to AC adapter

When the notebook is at charge with the AC adapter connected, it does receive power for sometime, however, when being turned on the light on the display goes on and then turns off after a while. This is a result of the AC adapter not functioning properly. It may not be able to take the load or not be able to charge the battery. To fix the issue, try out another set of AC adapter, if it also fails then the issue lies with the motherboard.

When AC adapter is disconnected the system turns off

When the AC adapter is disconnected, the system turns off that means the battery is unable to provide back up to the notebook. It can be possible that the power jack is loose on the AC adapter or the AC plug is shorting the motherboard. To fix the issue, disassemble the laptop and check on the power jack to the motherboard. If the power jack connected to the motherboard is loose or damaged, connect a new one by replacing it. However, it requires expertise to open the notebook if unable to do as suggested it must be sent to service centers.


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