01.10.2020, 09:47
According to the update manual PDF, you have to hold the functions buttons 1, 2 and 3 (below the display) while power on.
Michael Kunz
Senior Product Manager
Kawai Europa GmbH
MAIL: kunz@kawai.de
TEL: 02151-373100
Senior Product Manager
Kawai Europa GmbH
MAIL: kunz@kawai.de
TEL: 02151-373100