See also:

Select lever
The select lever has four positions, “P”, “R”, “N”, “D” and also has a manual gate for using the manual mode. ...

Other sound setting controls (type A audio)
Each brief press of the “MENU” button changes the control modes in the following sequence. Choose the desired settings for each mode by turning the “TUNE/TRACK/CH” dial. The control function r ...

Setting the playing speed (only when the audiobook is playing) (type D audio)
Each time you briefly press (the “RPT” button) while the audiobook is playing, the playing speed changes in the following sequence. ...