Samsung MultiXpress M4370 Series - U3-XXXX Type(RADF) Error Code; Original Paper Jam Inside the Scanner (M5370 LX; M4370 LX)

4.Troubleshooting
4.6.10.U3-xxxxtype(RADF)errorcode
►ErrorCode
U3–3111/U3–3211/U3–3213/U3–3214
►Errormessage
Originalpaperjaminfrontofthescanner
Originalpaperjaminsidethescanner
►Symptom
Originaljamhasoccurredaroundthescaninrollerandregiroller.
►Troubleshootingmethod
1)CheckifthepaperjamhasoccurredonRADFtray.
2)OpentheRADFcover.RemovethepaperonGuide-PickupAssy.
3)Checkiftheactuatorandpickupassyoperatenormally.
a)Checktheoperationoftheregisensoractuator.
b)Iftheregisensoractuatoroperatesnormally,checkthefollowings.
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