Toshiba 351C, 451C, 281C manual STUDIO281c/351c/451c Error Code and SELF-DIAGNOSTIC Mode

Error code	Classification	Contents	Troubleshooting
C411	Fuser unit related ser-	Thermistor or heater abnormality at power-ON:	P. 5-60
	vice call	Abnormality of the thermistor is detected when
		power is turned ON or the temperature of the fuser
		roller does not rise in a specified period of time after
		power is turned ON.
C412		Thermistor/heater abnormality at power-ON: Ther-	P. 5-60
		mistor abnormality is detected at power-ON or the
		fuser roller temperature does not rise within a spec-
		ified period of time after power-ON.
C443		Heater abnormality after abnormality judgment (not	P. 5-61
		reaching to intermediate temperature)
C445		Heater abnormality after abnormality judgment	P. 5-61
		(pre-running end temperature abnormality)
C446		Heater abnormality after abnormality judgment	P. 5-61
		(pre-running end temperature abnormality)
C447		Heater abnormality after abnormality judgment	P. 5-61
		(temperature abnormality at ready status)
C449		Heater abnormality after abnormality judgment	P. 5-61
		(overheating)
C471		IH power voltage abnormality or IH initial abnormal-	P. 5-61
		ity
		(IH board initial abnormality)
C472		IH power voltage abnormality (power supply abnor-	P. 5-61
		mality)
C475		IH power voltage abnormality (power supply abnor-	P. 5-61
		mality when door is opened)
C480		Overheating of IGBT: The temperature of the IGBT	P. 5-61
		rises abnormally.
C490		IH control circuit or IH coil abnormality: Abnormality	P. 5-62
		is detected in IH control circuit or IH coil is broken/
		shorted.
C4B0		Fuser unit counter abnormality	P. 5-62
C550	Optional communica-	RADF I/F error: Communication error has occurred	P. 5-63
	tion related service call	between the RADF and the scanner.
C570		Communication error between Engine-CPU and	P. 5-63
		IPC board
C580		Communication error between IPC board and fin-	P. 5-63
		isher
C900	Circuit related service	Connection error between SYS board and LGC	P. 5-64
	call	board
C940		Engine-CPU abnormality	P. 5-64
C950		LGC board memory abnormality	P. 5-64
C960		Connection error between LGC board and DRV	P. 5-64
		board, ID abnormality
C970	Process related ser-	High-voltage transformer abnormality: Leakage of	P. 5-89
	vice call	the main charger is detected.
C9E0	Circuit related service	Connection error between SLG board and SYS	P. 5-65
	call	board, ID abnormality
CA10	Laser optical unit	Polygonal motor abnormality: The polygonal motor	P. 5-66
	related service call	is not rotating normally.
CA20		H-Sync detection error: H-Sync signal detection PC	P. 5-66
		board cannot detect laser beams.

e-STUDIO281c/351c/451c ERROR CODE AND SELF-DIAGNOSTIC MODE © June 2005 TOSHIBA TEC

2 - 8