Kiosk shows "CMOS CHECKSUM ERROR – DEFAULT LOADED" on boot by Chris | Mar 3, 2020 Description: Kiosk shows “CMOS CHECKSUM ERROR – DEFAULT LOADED” on boot Solution: The CMOS battery may be failing. If you encounter this issue, please open a technical support case HERE. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ