Yamaha Tyros4 Owner's Manual page 54

Advanced Features
Refer to the Reference Manual on the website, Chapter 2.
Selecting the Chord Fingering type:
Style playback related settings:
Split Point settings:
Memorizing the Original One Touch Setting:
Creating/Editing Styles (Style Creator):
• Realtime Recording:
• Step Recording:
• Style Assembly:
• Editing the Rhythmic Feel:
• Editing Data for Each Channel:
• Making Style File Format Settings:
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Tyros4 Owner's Manual
[FUNCTION]  [C] STYLE SETTING/SPLIT POINT/CHORD FINGERING 
TAB [][] CHORD FINGERING
[FUNCTION]  [C] STYLE SETTING/SPLIT POINT/CHORD FINGERING 
TAB [][] STYLE SETTING
[FUNCTION]  [C] STYLE SETTING/SPLIT POINT/CHORD FINGERING 
TAB [][] SPLIT POINT
[MEMORY] + ONE TOUCH SETTING [1]–[4]
[DIGITAL RECORDING]  [B] STYLE CREATOR
 TAB [][] BASIC
 TAB [][] EDIT  [G] STEP REC
 TAB [][] ASSEMBLY
 TAB [][] GROOVE
 TAB [][] CHANNEL
 TAB [][] PARAMETER