Central Unit Firmware

IMPORTANT!

Only download these firmware's if your current Central Unit firmware version is 2.00 or higher. If your current version is lower than 2.00, the end-of-generation version for that hardware revision is 1.19.

Central Unit firmware is loaded using the Close Talk Loader Windows software which is a free product found on the download pages.

NOTE: Please see updated firmware loading information at the Close Talk Loader page.

Firmware version history.

If your current firmware is higher or equal to 2.06:
Central Unit Firmware Version 2.16 - English, 24 604 bytes
Central Unit Firmware Version 2.16 - Swedish, 24 604 bytes

Central Unit Firmware Version 2.13 - English, 24 604 bytes
Central Unit Firmware Version 2.13 - Swedish, 24 604 bytes

Central Unit Firmware Version 2.12 - English, 24 604 bytes
Central Unit Firmware Version 2.12 - Swedish, 24 604 bytes

If your current firmware is higher or equal to 2.00 and lower than 2.05:
Central Unit Firmware Version 2.05 - English, 24 604 bytes
Central Unit Firmware Version 2.05 - Swedish, 24 604 bytes

Upgrading from 2.00-2.05 to a higher firmware revision than 2.05 requires hardware modifications.