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Power light flashing erratically and battery charge light blinking on and off


Problem description:

The laptop power light flashing erratically and the battery charge light blinking on and off when AC adapter is plugged into the laptop.

Possible cause:

1. Power jack failure.
2. AC adapter failure.

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Laptop switches from AC power to battery power when adapter still plugged


Problem description:

The laptop switches from AC power to battery power even when the AC adapter is still plugged into the laptop. The AC power light goes off but the laptop keeps running from the battery. If you adjust the position of the power plug inside the socket, the power switches back to AC.  The problem is intermittent. Intervals between the power failure may vary.

Possible cause:

1. AC power adapter failure.
2. DC power jack failure.

Tags: ,

Laptop is completely dead


Problem description:

The laptop is completely dead. When you plug the AC adapter and press on the power button, nothing happens. The laptop has no signs of life at all. None of the LED lights is working.

Possible cause:

1. AC adapter failure.
2. Power jack failure.
3. Motherboard failure.

Tags:


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