Lenovo IdeaPad N586 - Disassembling procedure - How to remove the Battery pack - how to test the AC adapter - Laptop repair and service Category: Laptop repair and Service

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Lenovo IdeaPad N586 3. If battery output voltage is less than +3.9V DC, the battery is damaged, replace it. If battery output voltage is less than +9V DC, perhaps the battery has entered into overdischarge protection mode, pre-charge the battery with AC, please replace the battery if battery capacity can not be charged over 0% within 2 hours.
4. If the battery output voltage is more than +9V DC, measure the resistance between battery terminals 5 and 7. The resistance should be 4 to 30 KΩ. If the resistance is not correct, replace the battery pack. If the resistance is correct, check the system board function.
Battery pack
Unlock the manual battery latch 1. Holding the spring-loaded battery latch in the unlocked position 2 , remove the battery pack in the direction shown by the arrow 3 . Remove the three screws 1. Loosen the keyboard with fingers in the direction shown by arrows 2. Lift the keyboard a little 3 , and then detach the connector in the direction shown by arrows 4,5 .
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