Acer PD525 PD525 Service Guide - Page 56

Remote Control Troubleshooting A. Remote Control No Function. - Check the Laser function of Remote control. (Replace the battery if there is no Laser output from the Remote control.) - Use a known Remote control for the function test. (Replace the Remote control if the new Remote control works fine with the Unit.) - Check the Main board if the Unit works fine with a known good Remote control. 51 Chapter 4