Epson R310 service manual LD Roller

EPSON Stylus Photo R300/R310 Revision A

Table 1-14. Check Points for Defective Print Quality

Occurrence Timing

Position of CR

Phenomenon Detail

Faulty Part/

Part Name

Check Point

Remedy

At operation

-

One or more than one traces of "Star	Frame EJ Assy.	1.	Check if "Star Wheels" have not come off.		1.	Reassemble "Star Wheels" correctly.
Wheels" appear in a direction		2.	Check if the surface of "Frame EJ Assy." is mounted		2.	Replace "Frame EJ Assy." with a new one.
perpendicular to "Carriage Unit"			horizontally.
movement.
		1.	Check if "Roller EJ Assy." has not come off from "Printer		1.	Reassemble "Roller EJ Assy." correctly.
	Roller EJ Assy.		Mechanism".
		1.	Check if any paper dust has not adhered to the surface of		1.	Remove the dust by using a soft bruch or soft
			"LD Roller".			cloth moistened with alcohol.
						* If the problem is not solved, replace
						"Holder, Shaft, LD Roller" with a new
Normal printing task is performed;	Holder, Shaft,					one.
however, the top margin is less than
	LD Roller
usual.
				LD Roller
	Printer Driver and	1.	Check if appropriate paper is used in accordance with the		1.	Use the appropriate type of paper in
The print is light and thin.	Special Paper		Printer Driver settings.			accordance with the Printer Driver settings.
	Print Head	1.	Check if the correct Head ID has been input in EEPROM		1.	Input 15-digit ID code of the Head ID in
			by using the Adjustment Program.			EEPROM by using the Adjustment Program

TROUBLESHOOTING Unit Level Troubleshooting 29