Operation CHARM: Car repair manuals for everyone.

TUNE-3

Turn the RCL/TUNE knob clockwise in order to manually tune the radio frequency forward. Turn the RCL/TUNE knob counterclockwise in order to manually tune the radio frequency backward. On the AM band, the frequency advances in increments of 10 kHz in either direction. On the FM band, the frequency advances in increments of 0.2 MHz in either direction. Upon reaching the end of the band, the tune function will continue in the same direction at the opposite end of the band.