Yamaha PSR-S650 Owner's Manual page 14

Setting Up
VOICE, STYLE, SONG, and MDB Select Displays
Press one of the category selection buttons such as VOICE, STYLE, SONG, or press the [MDB] button to call up
selection display for each. In each display, you can select an item as desired using the CATEGORY buttons or the
dial.
Previous category
 Select a Category
Use the CATEGORY [<] and [>] buttons to step in sequence through the categories.
 Select a Voice, Style, Song or MDB
Use the dial or the [-/NO]/[+/YES] buttons to select an item as desired. Press and hold either button to continu-
ously increment or decrement the value in the corresponding direction.
Decrease
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Owner's Manual
Increase
Press briefly to
decrement.
Next category
Category
Item
Press briefly to
increment.