DCT: HOW TO UPGRADE THE FIRMWARE
You can find the software for the upgrade in the following link:
Please note that if you have a keyboard with 1.4 or previous firmware version you first need to run the “Upgrade DCT 1.4 to 1.6 060821.zip”.
And afterwards you can run the latest 1.7 upgrade.
Please carefully follow the upgrade instructions available in the above link.
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