Oki MC770 Maintenance Manual

45584901TH Rev.1
5-30 /
Oki Data CONFIDENTIAL
[EA2B] Paper transport jam (Exit transport sensor)
Classification Error content
Paper jam in finisher section Paper stayed for longer than set period at exit transport sensor while
being transported in finisher transport path.
Check item Measures
Transport path Ifthereispaperinthepapertransportpath,removethepaper.
Exit transport sensor • Sensorcheck(S2)
• Connectorcheck(P8-1)
• Harnesscheck
Finisher control PC board • Boardcheck
• Connectorcheck(J7,J8)
• Harnesscheck
Parts to be replaced Remark
Exit transport sensor
Finisher control PC board
[EA31] Power-ON jam
Classification Error content
Paper jam in finisher section Paper was detected at either the entrance transport sensor or the exit
transport sensor when the power was on or the finisher's side cover was
closed.
Check item Measures
Transport path Ifthereispaperinthepapertransportpath,removethepaper.
Entrance transport sensor • Sensorcheck(S1)
• Connectorcheck(P7-2)
• Harnesscheck
Exit transport sensor • Sensorcheck(S2)
• Connectorcheck(P8-1)
• Harnesscheck
Finisher control PC board • Boardcheck
• Connectorcheck(J7,J8)
• Harnesscheck
Parts to be replaced Remark
Entrance transport sensor
Exit transport sensor
Finisher control PC board

Oki MC770 Specifications

General

Brand	Oki
Model	MC770
Category	All in One Printer
Language	English