Xerox 4890 NPS, 4090 NPS, 4850 NPS, 4050 NPS manual 48-33

		PRINTER CONTROLLER MESSAGES
Message		Explanation/action
H355	Convergence timeout	A convergence timeout has occurred.
	(black toner patch).	1. Press the Continue button.
		2. If problem persists, notify your service representative.
H356	Convergence timeout	A convergence timeout has occurred.
	(color toner patch).	1. Press the Continue button.
		2. If problem persists, notify your service representative.
J021	ADIO self test analog	No action required.
	failure.	If problem persists, notify your service representative.
J023	ADIO self test input	No action required.
	failure.	If problem persists, notify your service representative.
J024	ADIO self test output	No action required.
	failure.	If problem persists, notify your service representative.
J025	HCFR self test input	No action required.
	failure.	If problem persists, notify your service representative.
J026	HCFR self test output	No action required.
	failure.	If problem persists, notify your service representative.
J028	MC or Real Time ticks out	Machine clocks or real time per pitch is out of tolerance.
	of spec.	No action required.
		If problem persists, notify your service representative.
		Note: The failure may be caused by speed variations of
		the main drive or registration transport that will cause mis-
		registration of the print, or intermittent MC sensor or
		registration finger switch.
J067	Waste roll bias voltage	No action required.
	out of range.	If problem persists, notify your service representative.
J125	Patches for charge	A charge control error has been detected.
	control are out of range.	No action required.
		If problem persists, notify your service representative.
J144	PHR self test input failure.	The PHR board has failed or a PHR input signal line is
		shorted to ground.
		No action required.
		If problem persists, notify your service representative.
J145	PHR self test input failure.	There has been a PHR board failure, an off-board problem
		in a PHR output device or signal line, or a loss of + 24 V.

No action required.

If problem persists, notify your service representative.

XEROX DOCUPRINT 4050/4090/4850/4890/92C NPS MESSAGES GUIDE 48-33