Toshiba e-STUDIO500P manual Hot roll reached final Low wattage or incorrect lamp

Service error codes (9xx.xx) (continued)

Error	Sub	Display text	Description		Action
code	codes
922	.03	Hot roll reached final	•	Low wattage or incorrect lamp.	Go to “922.xx—Cold fuser
		lamp detection	• Bad thermistor, circuit, or cabling.		check” on page 2-89.
		temperature but took
			•	Fuser not receiving sufficient AC
		longer than largest time
		in lookup table. Fuser		power.
		page count between 0	• Poor supply line voltage.
		and 99,999.
922	.04	Hot roll timed out in	•	Low wattage or incorrect lamp.	Go to “922.xx—Cold fuser
		trying to reach the final	• Bad thermistor, circuit, or cabling.		check” on page 2-89.
		lamp detection
			•	Fuser not receiving sufficient AC
		temperature. Fuser
		page count between 0		power.
		and 99,999.	• Poor supply line voltage.
922	.06	Hot roll did not reach	•	Low wattage or incorrect lamp.	Go to “922.xx—Cold fuser
		operating temperature in	• Bad thermistor, circuit, or cabling.		check” on page 2-89.
		time (new enhanced
			•	Fuser not receiving sufficient AC
		control). Fuser page
		count between 0 and		power.
		99,999.	• Poor supply line voltage.
922	.07	Fuser has taken too long	•	Low wattage or incorrect lamp.	Go to “922.xx—Cold fuser
		to reach desired	• Bad thermistor, circuit, or cabling.		check” on page 2-89.
		temperature after
			•	Fuser not receiving sufficient AC
		increasing interrupt gap.
		Fuser page count		power.
		between 0 and 99,999.	• Poor supply line voltage.
922	.12	Hot roll took too long to	•	Low wattage or incorrect lamp.	Go to “922.xx—Cold fuser
		reach the beginning	• Bad thermistor, circuit, or cabling.		check” on page 2-89.
		lamp detection
			•	Fuser not receiving sufficient AC
		temperature. Fuser
		page count between		power.
		100,000 and 199,999.	• Poor supply line voltage.
922	.13	Hot roll reached final	•	Low wattage or incorrect lamp.	Go to “922.xx—Cold fuser
		lamp detection	• Bad thermistor, circuit, or cabling.		check” on page 2-89.
		temperature but took
			•	Fuser not receiving sufficient AC
		longer than largest time
		in lookup table. Fuser		power.
		page count between	• Poor supply line voltage.
		100,000 and 199,999.
922	.14	Hot roll timed out in	•	Low wattage or incorrect lamp.	Go to “922.xx—Cold fuser
		trying to reach the final	• Bad thermistor, circuit, or cabling.		check” on page 2-89.
		lamp detection
			•	Fuser not receiving sufficient AC
		temperature. Fuser
		page count between		power.
		100,000 and 199,999.	• Poor supply line voltage.
922	.15	After hot roll lamp	The control code has been lost.		Go to “922.xx—Cold fuser
		detection, did not roll			check” on page 2-89.
		over to steady state
		control in time. Fuser
		page count between
		100,000 and 199,999.

2-16Service Manual