Planar PDP 60B - Manual (Page 39)

Press button.
Stereo (How to set stereo)
For regions with poor radio reception(weak frequency), the sound state can be poor (staticy) when
selecting a channel. Set the stereo setting to "Mono" in such case.
Press button to move to the item
Press button to enter to sub menu.
Select "Stereo" with
Select "Stereo" with
Press button after adjustment to return to the previous menu.