How do you charge a dell laptop li-ion battery

1: Place the laptop on a clean and level surface, close to the power outlet you will be using.

2: Examine the laptop power cable and identify the end that looks like a power prong for a power outlet. Take this end and plug it into the power outlet you are using.

3: Look on the back of the Dell laptop and locate where the laptop power cable will be plugged in. This will be a small circular hole, about 1/4 inch in diameter. Take the other end of the laptop power cable and plug it into this hole.

4: Charge the Dell laptop li-ion battery by leaving the laptop power cable plugged into the power outlet and Dell laptop. Time to fully charge a battery will vary, based on the amount of power the battery currently has.

5: Check the power level of your Dell laptop li-ion battery by carefully lifting up your dell laptop and pressing the button on the bottom of the dell laptop, which displays a battery icon. Zero to six green lights will display. showing the current power level of the laptop battery. This shows a range of power from zero lights, meaning empty, to six lights, meaning full.

6: Unplug the laptop power cable from the Dell laptop once the green lights on the bottom of the laptop indicate a full battery.


Here is another useful laptop battery informations for you:

1: The laptop battery can not discharge

Laptop battery can not discharge Reason:

1. The laptop battery after the storage using and the life decay;
2. Lacking charge or not be charged;
3. Ambient temperature is too low;
4. Discharge efficient less, such as the large current discharge cause voltage sharp drop to 0, then electricity can not be released
5. The Toshiba PA3399U-2BRS battery has been in over-discharge protection.

Laptop battery can not discharge Solution:

1. The Dell Inspiron 1525 Battery during storage should take a monthly charge and discharge;
2. Charge the battery at 10% state;
3. Use in a normal environment;
4. Use proper adapter of the machine.
5. Place it in icebox for about 12 hours and cool place 3-5 days to unlock the protection

2: The laptop battery can not charge

Laptop battery can not charge Reason:

1. The Inspiron E1505 Battery in zero voltage;
2. charger failure, no output current;
3. External factors have led to the charging efficiency is too low (such as low or high temperature).

Laptop battery can not charge Solution:

1. Check charger output voltage and current;
2. Check the laptop battery charger output contacts is good or not
3. Charge the battery with 1.5 times the maximum voltage of the battery, 1.5C high current charging, active the Sony VGP-BPS8 battery . (Only when the battery can not charge, use this method)


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