Yamaha Portatone PSR-340 Owner's Manual page 50

AUTO ACCOMPANIMENT — THE STYLE MODE
2) Press the INTRO button.
3) Press the SYNC-START button to enable Sync-Start, and start
the Intro section and accompaniment by playing any key on
the keyboard. (When auto accompaniment is on, play a key or
chord in the auto accompaniment section of the keyboard.)
Once the Intro section is finished, the icon section of the display
briefly shows the letter "A" or "B" to indicate that the selected Main
section is currently playing.
About Auto Accompaniment
Auto accompaniment can be used with any of the above methods. Simply press the ACCOMPANIMENT ON/
OFF button to turn on the auto accompaniment. (This can be done at any point in the operation.)
When using Sync-Start with the auto accompaniment, only keys in the auto accompaniment section can be
used to start the accompaniment. (For more information on auto accompaniment, see page 52.)
50
MEASURE 001 116 TEMPO
Auto accompaniment
section
Indicates that
auto accompani-
ment is on.
Indicates Intro
standby.
ACMP ON