Epson R310 service manual Check Points for Paper Jam Error to Each Phenomenon

EPSON Stylus Photo R300/R310 Revision A

Table 1-7. Check Points for Paper Jam Error to Each Phenomenon

Occurrence

Timing

Position of CR

Phenomenon Detail

Faulty Part/ Part Name

Check Point

Remedy

At power-on

Anywhere

		1.	Check if "PF Motor Connector Cable" is connected to	1.	Connect "PF Motor Connector Cable" to CN9
			CN9 on "Main Board".		on "Main Board".
"PF Motor" does not work at all.	PF Motor	2.	Check if the coil resistance of "PF Motor" is	2.	Replace "PF Motor" with a new one.
			approximately 3.0Ω with a tester. Refer to Table 1-1.
		3.	Check if "PF Motor Connector Cable" is damaged.	3.	Replace "PF Motor" with a new one.
		1.	Check if "Roller, Retard Assy." operates properly while	1.	Reassemble "Extension Spring, 0.45" located
			feeding paper.		the under side of "Roller, Retard Assy.".

ASF Assy.

			Extension
			Spring, 0.45
Paper feeding operation is performed	1. Check if "Torsion Spring, 0.22" is not unfastened from	1. Reassemble "Torsion Spring, 0.22"
	"PE Sensor Lever".
normally, but paper is not sent into the
printer.

PE Sensor

		Torsion Spring, 0.22
2.	Check if "PE Sensor Cable" is not unfastened.		2.	Connect "PE Sensor" Connector to CN4 on
				"Main Board".
3.	Check if "PE Sensor Cable" is correctly mounted on		3.	Remount "PE Sensor Cable" correctly.
	"Holder, Shaft, LD Roller".
4.	Check if "PE Sensor Cable" is not damaged.		4.	Replace "PE Sensor" with a new one.

TROUBLESHOOTING Unit Level Troubleshooting 18