Epson Stylus PHOTO RX510 Service Manual page 30

EPSON Stylus PHOTO RX500/510
Faulty paper loading
Condition
Paper is not loaded. Paper loading roller worn
Faulty operation of ASF hopper
Faulty clutch mechanism
Multiple sheets of paper are Paper Return (preventive multiple
always drawn in feeding mechanism) does not operate
correctly.
Paper is loaded even without Faulty operation of ASF hopper
print job
Faulty paper ejection
Condition
Paper is jammed on the way Faulty installation of Star Wheel
of paper ejection. Roller
Faulty operation of Paper Eject Roller Check whether Paper Eject Roller rotates correctly.
Paper is ejected without being Faulty HP/PE sensor
printed.
Troubleshooting
Table 3-9. Diagnostics when feeder is abnormal
Cause
Check whether paper loading roller rotates when paper
feeding is not operating.
Check whether paper loading roller is not slipping during
paper feeding.
Check that Micro Pearl or oily substance is not adhering to the
paper loading roller
Check ASF hopper operation with the naked eye.
Check whether clutch mechanism is damaged.
When paper is loaded, check whether Paper Return is
correctly operating inside the ASF.
Check whether the tip of change lever is damaged.
Check whether compression spring 1.47 is not off the change
lever.
Table 3-10. Diagnostics when paper ejection is abnormal
Cause
Check that Star Wheel Roller is set on paper eject frame.
Check whether CN10 Connector is not disconnected from HP/
PE sensor cable on main board or sensor.
Troubleshooting for Printer
Check Point
Clean the paper loading roller with the cleaning sheet. If this
cleaning does not work to improve the condition, replace the
paper loading roller.
In order to remove Micro Pearl from the surface of LD roller,
install the cleaning sheet up side down inside ASF. Grasp the
upper end of the sheet steadily and try paper loading from
printer driver. In order to remove oily substance, staple a cloth
soaked in alcohol to a post card and clean the roller by the
same method.as above.
Check whether the gears for driving the PF roller are engaged
correctly.
Replace the ASF.
Replace the clutch mechanism with a new one.
Reassemble the torsion spring 25.7 inside the ASF frame.
Replace the change lever with a new one.
Set the compression spring 1.47 on the change lever correctly.
Check Point
Remove the jammed paper, set the Star Wheel Roller in the
paper eject frame steadily.
If the hook of the Hook Roller is damaged, replace it with a
new one.
Check whether the gears for driving the Paper Eject Roller are
engaged correctly.
Connect CN10 connector cable to CN10 on the main board.
Replace HP /PE sensor with a new one.
Revision C
Remedy
Remedy
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