Yamaha PSR-SX900 Reference Manual page 90

Adding Tags to a Registration Memory Bank for Easy Searching
The tags of Registration Memory Banks help you to quickly find desired files when searching.
1
Select the desired Registration Memory Bank file to which you want to add tags.
2
On the Registration Bank Selection display, touch
Edit] to call up the operation display.
3
Touch [New Tag] to enter the desired text on the Character Entry window.
If you have already added any tags to another Registration Memory Bank file, existing tags appear in the list, and
can be selected by entering checkmarks. It may take some time for the list to be shown.
4
Touch (Save) to register the tag information to the Registration Memory Bank file.
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PSR-SX900/SX700 Reference Manual
(Menu) then [Regist Bank Tag
Existing tag list