A Safety board that is not supported by the controller is connected. (RC800 Series)

Countermeasure	Error Solution
Disconnect the connected Safety Board and restart the controller.	Reboot

Applicable equipment

Source: Fault JSON · EPSON_RC800_fault_codes_zh_en.json · SHA-256 0be0d785ec2146f8862c8243c81d61bb494845d3df16aeb94473d4601bee25dc · 9009

Brand	EPSON
Updated	2026-10-27

9009

Countermeasure	Error Solution
Disconnect the connected Safety Board and restart the controller.	Reboot

Applicable equipment

Source: Fault JSON · EPSON_RC800_fault_codes_zh_en.json · SHA-256 0be0d785ec2146f8862c8243c81d61bb494845d3df16aeb94473d4601bee25dc · 9009

Brand	EPSON
Updated	2026-10-27