HP Enterprise CC490A manual Then press theOK button

Event log message	Description	Comments
54.0B.XX	The density sensor is out of range.
	● XX = 00 Black
	● XX = 01 Cyan
	● XX = 02 Magenta
	● XX = 03 Yellow
54.0C.XX	Halftone calibration error.
	● XX = 00: Black Dhalf warning
	● XX = 01: Cyan Dhalf warning
	● XX = 02: Magenta Dhalf warning
	● XX = 03: Yellow Dhalf warning
54.0D.XX	● XX = 00: Black density-	1.	Press the Home button.
	measurement abnormality
	● XX = 01: Cyan density-	2.	Press the down arrow	to highlight
			CONFIGURE DEVICE, and then
	measurement abnormality		press the OK button.
	● XX = 02: Magenta density-	3.	Press the down arrow	to highlight
	measurement abnormality		PRINT QUALITY, and then press
	● XX = 03: Yellow density-		the OK button.
	measurement abnormality	4.	Press the down arrow	to highlight
			QUICK CALIBRATE NOW, and
			then press theOK button.

54.0F.XX● XX=00: Black misregistration is out of range.

● XX=01: Cyan misregistration is out of range.

● XX=02: Magenta misregistration is out of range.

● XX=03: Yellow misregistration is out of range.

1.Press the Home button.

2.Press the down arrow to highlight CONFIGURE DEVICE, and then press the OK button.

3.Press the down arrow to highlight PRINT QUALITY, and then press the OK button.

4.Press the down arrow to highlight FULL CALIBRATE NOW, and then press the OK button.

54.12	Printer error	ITB speed control sensor.
54.14	CPR sensor abnormal	Replace RD sensor assembly.
54.1C	Auto clean error	Check RD sensors tor toner residue.

380 Chapter 3 Solve problems ENWW