The elevated operating temperature of projection tubes and the stationary black bars which outline standard 4:3 programming on a widescreen TV compound this problem. Now, Philips has found a way to combat this problem through APAC technology. Periodically, APAC automatically shifts your television picture in very small increments, but increments large enough to minimize permanent image retention.
Need help?
Do you have a question about the 55PP9701 and is the answer not in the manual?
Questions and answers