EPSON Stylus Photo R300/R310 Revision A
TROUBLESHOOTING Unit Level Troubleshooting 25

Table 1-12. Check Points When More Than One Paper is Fed Constantly Without LED/STM3's Error Notifications

Occurren ce Timing
Position of CR Phenomenon Detail Faulty Part/
Part Name Check Point Remedy
At operation
-
The printer always feeds more tha n on e
sheet of paper without LED/STM3's
error notifications. ASF Assy.
1. Check if "Roller, Retard Assy." works correctly while
feeding paper. 1. Reassemble "Extension Spring, 0.45" on the
back of "Roller, Retard Assy."
Extension Spring,
0.45

Table 1-13. Check Points for Abnormal Sound

Occurren ce Timing
Position of CR Phenomenon Detail Faulty Part/
Part Name Check Point Remedy
Any time
Anywhere
Abnormal sound is heard in spite of the
normal print operation at the first power
on or some other time.
Carriage Unit 1. Check if there is enough grease on "CR Guide Shaft". 1. Wipe the remaining grease off "CR Guide
Shaft" and reapply some grease.
Ink System 1. Check if "Lever, Change" moves smoothly. 1. Replace "Ink System" with a new one.
The bottom of "Carriage Unit" touches
the surface of "Front Frame". Frame EJ Assy. 1. Check if "Frame EJ Assy." is not warping upward. 1. Replace "Frame EJ Assy." with a new one.
"Carriage Unit" strikes on "Paper Guide,
Upper" while "Carriage Unit" is
working.
Paper Guide,
Upper
1. Check if "Paper Guide, Upper" has not come off from
"Main Frame". 1. Reassemble "Paper Guide, Upper" to "Main
Frame".