Software Update (CA99/CA79 System)
This document contains instructions for updating the system software of the CA99/CA79 digital piano.
Please read these instructions thoroughly before attempting to perform the software update.
The update procedure will require approximately two minutes to complete.

 Update requirements
The software update will require a computer with internet access and an empty USB memory device.
* The USB memory device must use the ‘FAT’ or ‘FAT32’ filesystem. The ‘exFAT’ filesystem is not supported.

 Checking the current software versions
While the CA99/CA79 digital piano is turned on:
button in the top right corner of the screen to open
Tap thethe Menu.
Tap [SYSTEM], then scroll to the bottom of the menu and tap[Information: CHECK] to show the Version/License screen.
If the Firmware version number is greater than or equal to theupdate zip file filename, no further action is necessary.
* Exit the menu to return to normal operation.

If the Firmware version number is lower than the update version,please follow the update instructions on the following page.

 Preparing for the update
After downloading the system software update zip file, extract
the contents to a temporary folder (e.g. the Desktop).
The folder should contain two files.
ca99_ca79_sys_v2xx.zip

Filename

Description

CAx9_P06.SYS

System software

ca99_ca79_sys_en.pdf

Update instructions
CAx9_P06.SYS

1.

ca99_ca79_sys_v2xx

ca99_ca79_sys_en.pdf

Software Update (CA99/CA79 System)
1. Copy the update files to the USB memory device
Copy the CAx9_P06.SYS file from the temporary folder to theroot (i.e. top-most) folder of the empty USB memory device.
* Do not attempt to modify the update file.
CAx9_P06.SYS* Do not copy any other data to the USB memory device at this time.

2. Connect the USB memory device
While the CA99/CA79 digital piano is turned off:
Connect the prepared USB memory device to the [USB toDEVICE] port located on the left side of the instrument,
underneath the keyboard, beside the headphone connectors.
* Be careful not to confuse this port with the [USB for UPDATE] port
located behind the headphone connector block.

3. Start the update
Press and hold the uppermost E, A, B, and C keys (see diagram)simultaneously, then press the [POWER] button to turn on thedigital piano.
The Firmware Update screen will be shown, and the updateprocess will start automatically, with progress messages shownin the LCD display.

E* Do not disconnect the USB memory device or turn off the instrument
while the update is in progress.

4. Finish the update, disconnect the USB memory device
After approximately 1 minute, an “Update completed!” message
will be shown in the LCD display, indicating that the first stage ofthe update has been successful.
* The confirmation message may also appear as “Boot End”, dependingon the version of the instrument’s LCD touch panel software.

Disconnect the USB memory device, then press and hold the[POWER] button to turn the instrument off.
When the instrument is turned on, the updated system software
will be used automatically.
Please repeat the steps at the beginning of this document tocheck the Firmware version, and confirm that the update has
been successful.
* If the update is unsuccessful, please restart this procedure from step 1.

2.

ABC

Software Update (CA99/CA79 System) CA99/CA79 System software changelog

V2.16 (January 2024)-

Fixed: The touch curve used by some Rendered sounds was not stored correctly.

-Fixed: Selecting a Rendering sound after an organ sound had been selected no longer prevents the Soft pedal from working.

-Fixed: Various minor bugs.

V2.15 (July 2023)-Improved: The interaction between very soft/shallow key strokes and the sostenuto pedal.

-Fixed: Bug related to Key-off Effect parameter adjustments not being stored to User Sound memory correctly.

V2.13 (November 2022)-Fixed: Bugs related to the Overdubbing function of the Recorder.

-Fixed: Bug related to data not being reset correctly following a Factory Reset.

-Improved: The playing sound is now muted when disconnecting from Bluetooth MIDI.

V2.10 (January 2022)-

Added: Support for minor internal hardware revision.

V2.08 (October 2021)-Added: Support for adjusting 'User' Virtual Technician parameters.
(Touch Curve/Voicing/Tuning/Temperament/Key Volume)
Note: This functionality also requires LCD touchpanel system update v1.2.0 (or newer) to be installed.

-Fixed: Bug related to switching between Piano and Sound screens.
* For more information about the added ‘User’ Virtual Technician parameters, please refer to the URL below:
https://www2.kawai.co.jp/emi-web/pianoremote-docs_update/en/

V2.04 (July 2021)-

Internal revision.

V1.08 (April 2020)-

Improved: Various improvements and fixes related to the PianoRemote app.

V1.07 (March 2020)-

Improved: Sound changes.

-Fixed: Bug related to USB memory player playback.

V1.05 (February 2020)-Added: Overdubbing (Recorder) function.

-Added: Bluetooth MIDI display name setting.

-Fixed: Various bugs.

V1.04 (December 2019)-

Fixed: Various bugs.

V1.03 (December 2019)-First production version.

Copyright © 2024 Kawai Musical Instruments Mfg. Co., Ltd. All Rights Reserved.