"Adam Dunn admits it has been difficult to forget his miserable 2011 season.

"During the first week, I was OK," Dunn said Tuesday in a telephone interview from his Houston-area home. "But I couldn't shake it for a while."

Now, about one month before the start of spring training, the White Sox slugger believes he has purged the memory of his franchise-record 177 strikeouts and a .159 batting average.

"I'm ready to go," Dunn said in a confident tone. "I don't need another month.""