Kawai Concert Artist CA98 Owner's Manual page 159

 MP3/WAV/SMF files
Issue
No sound can be heard when playing an
MP3 or WAV audio file stored on a USB
memory device.
An MP3/WAV audio file stored on a USB
memory device sounds strange, or does
not play back correctly.
When recording MP3/WAV audio
files, the volume is too low/too high
(distorted).
An SMF MIDI file stored on a USB memory
device sounds strange when played back.
Possible Cause and Solution
Check that the audio player volume is not set to 0.
Check that the format of the audio file is supported and listed in the 'USB
Memory Player supported formats' table.
Check that the format of the audio file is supported and listed in the 'USB
Memory Player supported formats' table.
The file transfer speed of the USB memory device may be too slow to play
the audio file. Please try using a different USB memory device, ensuring that
it conforms to USB2.0 Hi-Speed standards.
Check the gain setting before recording the audio, and if necessary adjust to
increase/decrease the recording level.
The CA98/CA78 digital piano does not contain the full General MIDI sound
bank selection. Consequently, some SMF song files may not be reproduced
entirely accurately when played through the instrument.
Page no.
p. 80
p. 75
p. 75
p. 155
p. 49
p. 49
159