Software Update (CA98/CA78)
This document contains instructions for updating the software of the CA98/CA78 digital piano. Please read these
instructions thoroughly before attempting to perform the software update.
The update procedure is performed in three stages and may require up to 2 hours to complete fully.
The software update will clear any user-recorded songs stored in the instrument’s memory.
To retain this data, please use the Save Song function to save recordings to a USB memory device.

 Update requirements
The software update will require a compter with internet access and an empty USB memory device.
* The USB memory device should be formatted to use the ‘FAT’ or ‘FAT32’ filesystem.

 Preparing for the update
After downloading the software update zip file, extract thecontents to a temporary folder (e.g. the Desktop).
ca98_ca78_v1xx.zip

The folder should contain four SYS files.
Filename

Filesize

Description

CAx8_040.SYS

1,024 KB

System software

CAx8_P06.SYS

3,200 KB

System software

CAx8Lapp.SYS

17,588 KB

Touchscreen software

CAx8Sapp.SYS

208 KB

Touchscreen software

CAx8_040.SYS

1.

CAx8_P06.SYS

CA98_CA78 update

CAx8Lapp.SYS

CAx8Sapp.SYS

Software Update (CA98/CA78)
Checking the system and touchscreen software version
The software update zip file contains updates for both the system software and touchscreen software of the CA98/
CA78 digital piano. Depending on the version of the software currently running on the instrument, it may or may
not be necessary to apply all of the update files.
Please refer to the instructions below to check the current system and touchscreen software version.

 Checking the current system software version
While the CA98/CA78 digital piano is turned off:Press and hold the uppermost E, G, and B, keys (see diagram)simultaneously, then press the POWER button to turn on thedigital piano.
EGB

The current system software version will be shown in the LCD
display.
If the system software version number and letter is greater thanor equal to the update zip file filename, no further action isnecessary.
* Press and hold the POWER button to turn the instrument off.

SystemsoftwareversionnumberIf the system software version number and letter is lower
than the update version, please follow stage 1 of the updateinstructions: “System software update”.

 Checking the current touchscreen software version
While the CA98/CA78 digital piano is turned on:
From the Pianist mode screen, tap the [MENU] button, thenselect [Settings] and scroll to the bottom of the menu.
The current touchscreen software version will be shown in theLCD display.
If the touchscreen software version number is greater thanor equal to the update zip file filename, no further action isnecessary.
* Exit the menu to return to normal operation.

If the touchscreen software version number is lower thanthe update version, please follow stages 2 & 3 of the update
instructions: “LCD touchscreen software update”.

Touchscreen
softwareversionnumberIf the current touchscreen software version is shown as
v1.0.2, it will not be necessary to apply the touchscreen
software update (stages 2 & 3).
In this case, only the system software update (stage 1)
will be necessary.

2.

Software Update (CA98/CA78)

1 System software update
The first stage will update the system software of the CA98/CA78 digital piano.
This procedure will require approximately 2 minutes to complete.

1. Format the USB memory device
Using a computer, format the USB memory device to ensurethat the device is empty.
* The USB device should be formatted to the ‘FAT’ or ‘FAT32’ filesystem.

2. Copy the update file to the USB memory device
Copy the CAx8_040.SYS and CAx8_P06.SYS files from thetemporary folder to the root folder of the formatted USB
memory device.
CAx8_040.SYS

CAx8_P06.SYS

3. Connect the USB memory device, turn on the power
While the CA98/CA78 digital piano is turned off:
Connect the prepared USB memory device to the instrument.

Press and hold the uppermost E, A, B, and C keys (see diagram)simultaneously, then press the POWER button to turn on thedigital piano.
EThe Firmware program Update screen will be shown, and theupdate process will start automatically, with status messages
shown in the LCD display.
* 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 a [Boot End] message will beshown in the LCD display, indicating that the first stage of theupdate has been successful.

Stagecomplete

Disconnect the USB memory device, then press and hold thePOWER button to turn the instrument off.
When the instrument is turned on, the updated system software
will be used automatically.
* If this stage of the update is unsuccessful, restart from step 1.

3.

ABC

Software Update (CA98/CA78)

2 LCD touchscreen software update (1/2)
The second stage will update the LCD touchscreen software of the CA98/CA78 digital piano.
This procedure will require approximately 10 minutes to complete.

1. Format the USB memory deviceUsing a computer, format the USB memory device to ensurethat the device is empty.
* The USB device should be formatted to the ‘FAT’ or ‘FAT32’ filesystem.

2. Copy the update file to the USB memory device
Copy the CAx8Sapp.SYS file from the temporary folder to theroot folder of the formatted USB memory device.
CAx8Sapp.SYS

3. Connect the USB memory device, turn on the power
While the CA98/CA78 digital piano is turned off:
Connect the prepared USB memory device to the instrument.

Press and hold the uppermost C, A, B, and C keys (see diagram)simultaneously, then press the POWER button to turn on thedigital piano.
CThe touchscreen software update screen will be shown.

4. Start the update
Tap the [Update Now] button to start the update process.
The update status and percentage progress will be shown in theLCD display.
* Do not disconnect the USB memory device or turn off the instrument
while the update is in progress.

5. Finish the update, disconnect the USB memory device
After approximately 10 minutes an [Update successful!] message
will be shown in the LCD display.
Disconnect the USB memory device, then press and hold thePOWER button to turn the instrument off.
Next, continue to stage 3.
* If this stage of the update is unsuccessful, restart from step 1.

4.

ABC

Software Update (CA98/CA78)

3 LCD touchscreen software update (2/2)
The third and final stage will complete the LCD touchscreen software of the CA98/CA78 digital piano.
This procedure will require approximately 120 minutes to complete.

1. Format the USB memory device
Using a computer, format the USB memory device to ensurethat the device is empty.
* The USB device should be formatted to the ‘FAT’ or ‘FAT32’ filesystem.

2. Copy the update file to the USB memory device
Copy the CAx8Lapp.SYS file from the temporary folder to theroot folder of the formatted USB memory device.
CAx8Lapp.SYS

3. Connect the USB memory device, turn on the power
While the CA98/CA78 digital piano is turned off:
Connect the prepared USB memory device to the instrument.

Press and hold the uppermost C, A, B, and C keys (see diagram)simultaneously, then press the POWER button to turn on thedigital piano.
CThe touchscreen software update screen will be shown.

4. Start the update
Tap the [Update Now] button to start the update process.
The update status and percentage progress will be shown in theLCD display.
* Do not disconnect the USB memory device or turn off the instrument
while the update is in progress.

5. Finish the update, disconnect the USB memory device
After approximately 120 minutes an [Update successful!]message will be shown in the LCD display.
Disconnect the USB memory device, then press and hold thePOWER button to turn the instrument off.
When the instrument is turned on, the updated touchscreen
software will be used automatically.
* If this stage of the update is unsuccessful, restart from step 1.

5.

ABC

Software Update (CA98/CA78)
Troubleshooting
 Update error messages
If an error message is displayed during the update process,please take the following actions depending on the error.
USB device not found.
The digital piano does not recognise the connected USB
memory device.
 Check that the USB memory device is properly connected.
 Check that the USB memory device is not broken.
 Check that the USB memory device is formated to use the‘FAT’ or ‘FAT32’ filesystem.

The update file could not be found.
The digital piano could not find the update file stored on theconnected USB memory device.
 Check that either the CAx8Sapp.SYS or CAx8Lapp.SYS
update file is stored in the root folder of the USB memorydevice.
 As a precaution, remove any other files or folders that may
be stored on the USB memory device.

The update file could not be read.
The digital piano encountered a problem while trying to readthe update file stored on the connected USB memory device.
 Turn off the digital piano, remove the USB memory device,
and retart the update process from step 2 (Connecting theUSB memory device).

6.