SATO CT4-LX Operator's Manual page 481

Error Message 1022 (Print Head Overheated)
When there is an error with the product, the error message appears on the screen.
Tap the error number button to show the details screen.
Check the cause and countermeasure, and then take appropriate action.
To clear the error:
Stop the operation of the product to let the temperature decrease.
Cause and Countermeasure
Cause
The temperature of the product has exceeded its tolerance value.
Countermeasure
Stop the operation of the product to let the temperature decrease.
Contact your SATO technical support if the error cannot be resolved.
Contact Information for When You Are in Trouble
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