Roland JU-06A Operation Manual page 4

The JU-06A is a sound module that can be used
in conjunction with the K-25m keyboard unit (sold
separately). The sound can be heard through the
built-in speakers.
The JU-06A can operate on batteries or on USB
bus power. If you are using batteries, insert four
AA batteries, making sure that the batteries are
oriented correctly.
When turning the unit over, be careful so as to
protect the buttons and knobs from damage.
Also, handle the unit carefully; do not drop it.
When the batteries run low, the display indicates
"bLo." Please install fresh batteries.
Using the JU-06A in conjunction with the DK-01
Boutique Dock (sold separately)
For installation / removal / angle adjustment, refer
to the DK-01's Owner's Manual.
Using the JU-06A with the K-25m keyboard unit
(sold separately)
For installation / removal / angle adjustment,,
refer to the K-25m's Owner's Manual.
Playing the JU-06A via MIDI or USB
You can also play the JU-06A via MIDI or USB.
For details, refer to "Rear Panel (Connecting Your
Equipment)."