Failed the final step of the vision calibration target sequence. (RC800 Series)

Countermeasure	Error Solution
Stop the task and check the final step of the target sequence.	Stop task

Applicable equipment

Source: Fault JSON · EPSON_RC800_fault_codes_zh_en.json · SHA-256 0be0d785ec2146f8862c8243c81d61bb494845d3df16aeb94473d4601bee25dc · 7421

Brand	EPSON
Updated	2026-10-27

7421

Countermeasure	Error Solution
Stop the task and check the final step of the target sequence.	Stop task

Applicable equipment

Source: Fault JSON · EPSON_RC800_fault_codes_zh_en.json · SHA-256 0be0d785ec2146f8862c8243c81d61bb494845d3df16aeb94473d4601bee25dc · 7421

Brand	EPSON
Updated	2026-10-27