Oki B431L6

Appendix C Maintenance Manual for Second Tray unit
Oki Data CONFIDENTIAL
44983601TH Rev.1
Appendix C-17 /
• (JamError)
Paper Feed Jam
• Doesajamoccuraroundtheentrancewhenturningonthepower?
• Yes Isthepaperontheentrancesensorlever?
• Yes Removethepaper.
• No Doestheentrancesensorleverworknormally?
• No Replacetheentrancesensorlever.
• Yes Replacethemainboardorentrancesensor.
• NO Doesthepaperinletjamoccurwhenpaperisfed.
• Yes Isthepaperontheentrancesensorlever?
• Yes Doestheentrancesensorplateworknormally?
• No Replacetheentrancesensorlever.
• Yes Cleantheentrancesensor,orreplacethemainboardorentrancesensor.
• No ReplacethehoppingrollershaftAssyorpapercassette.
• No Arethehoppingrollerandpaperfeedrollerrotated?
• Yes Loadthepaperappropriately.
• No Isthepulsemotorrotated?
• Yes Replace the hoppingrollershaft Assy orthe one-wayclutch gear ofthe paper-feed
roller Assy.
• No Istheconnectorappropriatelyconnected?
• No Connecttheconnectorappropriately.
• Yes Checkthecoilresistanceofthepulsemotor.Isitnormal(3.4
or5 )?
• No Replacethesteppingmotor.
• Yes ReplacetheGOGboard.