The U.S. Consumer Product Safety Commission and Acer America today announced a voluntary program for the replacement of certain notebook computer lithium-ion batteries containing Sony-made cells. The following Acer notebook computer models sold in the United States and Canada may have battery packs affected by this replacement program: TravelMate Series Beginning with:242x, 320x, 321x, 330x, 422x, 467x, 561x, C20x. Aspire Series Beginning with:556x, 560x, 567x, 930x, 941x, 980x. Acer said that the specific lithium-ion batteries could overheat, posing a fire hazard to consumers.

The company estimates that the recall includes about 27,000 batteries sold in the U.S. and have set up a web site listing the affected models. Customers should stop using the recalled batteries immediately, Acer said, and use their AC adapter until a replacement battery arrives.