Remote Switch: Description and Operation

A Press to increase volume
B Press to decrease volume
C Press to cycle through the six Preset radio stations or CD's
D Press to cycle through Radio FM, AM, Cassette or CD's

The VOL+ (A) and VOL- (B) switches control the volume. The switch (C) cycles the radio AM, radio FM, cassette player and CD player functions. The switch (D) cycles the preset radio stations, the tracks of the cassette tape, or the CD selection, as appropriate to the function selected on the switch (C).