See also:

Random playback
Random playback is operated in the same way a CD is played. Refer to “Random playback”. Each time you press the button for 0.5 second or longer (type C audio)/ button (the “RDM” button) ...

Electrical system
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Tone and balance control (type A, B and C audio)
Each brief press of the “TUNE/TRACK/ CH” dial changes the control modes in the following sequence. Choose the preferred level for each mode by turning the “TUNE/TRACK/CH” dial. The control ...