: Fuser Heat Control problem. Typically requires resetting NVM value 744-351 to "0" in Service Mode. Toner and Development (Chain 093, 094)
) to identify internal hardware or software issues. These codes are categorized into "Chains" based on the subsystem they affect, such as the fuser, paper trays, or network controller.
To clear most standard errors, press the button on the screen or perform a power cycle by turning the printer off for two minutes. Common Xerox 550 Error Codes and Meanings Xerox Docucolor 550 Error Codes
: Toner CRUM (Customer Replaceable Unit Monitor) failures, usually indicating a chip communication error.
The (and related Color 550/560/570 models) uses a standard six-digit fault code format ( : Fuser Heat Control problem
: Fuser Overheat problem. This often requires an NVM reset after the physical issue is fixed.
Errors are grouped by the first three digits, which indicate the system chain involved. These codes are categorized into "Chains" based on
: Printer Failed to Warm Up. Common solutions include re-installing the fuser module or replacing it if it has reached end-of-life.