Samsung CLX-9201 Service Manual page 445

33) Paper Jam occurs due to Registration ROLLER-IDLE of DADF
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Symptom :
Paper Jam occurs due to Registration ROLLER-IDLE of DADF
When a document jam occurs during original document scanning, the registration sensor and spring tension need to be
checked. Otherwise the Registration ROLLER-IDLE needs to be checked.
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Cause :
Screw was tightened too much during DADF COVER assembly. Cover plastic presses Registration ROLLER-IDLE and
it cannot rotate smoothly, causing a paper jam.
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Troubleshooting
1) Open DADF Cover.
2) Rotate "Registration ROLLER-IDLE" by hand.
At this time which is close to screw does not rotate smoothly and rotates smoothly.
3) If roller does not rotate smoothly, loosen screw until roller does rotate smoothly.
4) When loosening screw still does not allow roller to rotate well, remove DADF cover and scrape away contact point
with a knife until roller rotates smoothly. Install DADF and adjust screw .
[How to perform above step 4]
a) Remove the DADF cover.
b) Remove the DADF pick up Assy.
c) Use a razor knife to shave the cover area which is binding with the Registration ROLLER-IDLE.
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4. Troubleshooting
4-262