If your adapter stops working completely, it may be a sign of a bad transformer or a wiring issue. If your adapter is making a high pitch noise, replace it. While it is normal for Apple MacBook Pro 15' A1286 Laptop AC Adapter to get warm to the touch while plugged in, any other signs of trouble may require immediate action.ħ. These could accidentally short-circuit the adapter by causing an connection of the positive an negative terminals, for example, when bouncing around in a bag.Ħ. Always wrap up the AC cord tightly when traveling, and avoid any contact with other metallic devices, like coins, pens or paperclips. Doing so could damage the internal circuitry and prevent it from working. Avoid exposing Apple MacBook Pro 15' A1286 Laptop Adapter to prolonged periods of extreme heat or cold. If the battery is completely dead, you may need to leave the adapter plugged in for a few minutes before you turn on the computer.ĥ. A full charging session takes around two hours or longer if you use the computer during that time. An Apple MacBook Pro 15' A1286 Laptop Adapter secondary function is to charge a computer battery. The first option is to order the same or a similar compatible adapter.Ĥ. This exposure can cause it to stop functioning properly.ģ.If you find that your Cheap Apple MacBook Pro 15' A1286 AC Adapter is no longer working, there are a few options for replacing it. The constant bending from storing your adapter could have exposed the wires within the adapter cable.

If nothing is bending the cable, check the cable itself.

If this light is off, then your Laptop is not receiving any power.Ģ.Make sure nothing is resting on your power cable such as a book, Laptop bag, or anything else that could pinch the adapter cable. High Power Apple MacBook Pro 15' A1286 Adapter often have an LED light that lights up when your adapter is powering your Laptop. Make sure all connectors are inserted correctly.

These safety instructions must be read carefully and fully understood before attempting to use your Laptop ac adapter.ġ.Your Apple MacBook Pro 15' A1286 Laptop Charger may not power your Laptop due to a loose connector.

Apple macbook pro a1286 6 ac adapter