Apple MB991LL User Guide - Page 63

Using the 85W MagSafe Power Adapter Make sure the AC plug or AC power cord is fully inserted into the power adapter before plugging the adapter into a power outlet. Use only the power adapter that came with your MacBook Pro, or an Apple-authorized power adapter that is compatible with this product. The power adapter may become very warm during normal use. Always plug the power adapter directly into a power outlet, or place it on the floor in a well-ventilated location. Disconnect the power adapter, remove the battery, and disconnect any other cables if any of the following conditions exists: Â You want to add memory. Â You want to clean the case (use only the recommended procedure described on page 66). Â The power cord or plug becomes frayed or otherwise damaged. Â Your MacBook Pro or power adapter is exposed to rain, excessive moisture, or liquid spilled into the case. Â Your MacBook Pro or power adapter has been dropped, the case has been damaged, or you suspect that service or repair is required. The MagSafe power port contains a magnet that can erase data on a credit card, iPod, or other device. To preserve your data, do not place these and other magnetically sensitive material or devices within 1 inch (25 mm) of this port. If debris gets into the MagSafe power port, remove it gently with a dry cotton swab. Chapter 5 Last, but Not Least 63