Oki MC770 Maintenance Manual

45584901TH Rev.1
5-28 /
Oki Data CONFIDENTIAL
5.3.2 Paper jam in finisher section
[EA10] Paper not detected
Classification Error content
Paper jam in finisher section Paper was not detected at the finisher within the set period after the
paper was fed by the main unit.
Check item Measures
Entrance transport sensor • Sensorcheck(S1)
• Connectorcheck(P7-2)
• Harnesscheck
Finisher control PC board • Boardcheck
• Connectorcheck(J7)
• Harnesscheck
Parts to be replaced Remark
Entrance transport sensor
Finisher control PC board
[EA20] Early arrival jam
Classification Error content
Paper jam in finisher section A sheet of paper is fed and then the next sheet of paper is fed at an
interval shorter than the specified time.
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)J7:input,J8:output
• 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