Regarding the firmware update of the SGX-CA500

September 16, 2015

In order to ensure you receive the most accurate and enjoyable experience from your SGX-CA500 Cyclocomputer, please confirm the content of the changes and update your Cyclocomputer to the latest version of the Firmware.

Main improvements


・The following metrics are added to the Data Fields.

Normalized Power™ (NP™)
Intensity Factor™ (IF™)
Training Stress Score™ (TSS™)

NP, IF, and TSS are trademarks of TrainingPeaks, LLC and are used with the permission. Learn more at

To display IF and TSS correctly, the user needs to input his(her) own FTP in his(her) SGX-CA500.
The value of FTP in SGX-CA500 does not copy automatically to the value of FTP set in the Cyclo-Sphere.

Please see here for more details.

・Improve the Pedal Copy Function.

An Auto Copy Function is added.

Please see here for more details.

・Improve the text input function.

Some symbols are added that can be entered into the text fields.
The following symbols can be used.
@ : _ # - + * ( ) . , ? ! ; ^ “ $ % & ‘ = ~ | [ ] / ` { } < > \

Update method

Use the update procedure below to update your firmware.
The update procedure using Wi-Fi is here
The update procedure using Cloud Connect (Windows) is here
The update procedure using Cloud Connect (Mac) is here
The firmware update requires from 20 to 30 minutes in a high speed Internet environment.

Version of firmware after update

Version of firmware : 20150915.02.44
You can check the version of your firmware as described below.
Confirmation procedure : [Settings] - [System] - [Firmware Version]


・Confirm that there is enough power remaining in the Cyclocomputer's batteries.
・Do the update in an environment that has a stable internet connection, that is not subject to interruptions.

Inquiries are accepted by mail form.
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