Oki ES9160, Maintenance Manual

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© 2012 OKI DATA CORPORATION All rights reserved ES9160 MFP / ES9170 MFP
ERROR CODE AND TROUBLESHOOTING
8 - 97
[EA50] Stapling jam
MJ-1101
MJ-1032
Faulty cables and connectors
Check if the electrical continuity between the connector terminals is normal.
If electricity is not conducted, replace the connector. (Finisher control PC
board (FIN): CN10, CN13)
Finisher control PC board
(FIN) abnormality
If the error still occurs after replacing the switches, sensor and connector,
exchange the finisher control PC board (FIN).
Classification Error content
Paper jam in finisher section Stapling jam
Check item Measures
Finisher • Check if there is any paper in the finisher or on the transport
path of the equipment or on the finishing tray. Remove it if there
is.
• Is the jam cleared by taking off the staple cartridge from the
finisher and removing the staple sheet slid from the staple case?
• Check if the actuator of the stapler interference sensor (S11)
moves smoothly.
• Check if the connector CN2 on the finisher controller PC board is
disconnected from the stapler or the harnesses are open
circuited. Correct if any.
• Check the harnesses in the stapler are disconnected or open
circuited. Correct if any.
Parts to be replaced Remark
Finisher controller PC board
Probable cause Checking and measures
Staple unit stapling start position
sensor (S17) abnormality Measure the voltage on TP23 on the finisher control PC board (FIN).
Then check that the measured voltage is 1V or lower when the sensor
is ON and within the range of 3.3V
±
5% when OFF. If the voltage does not fall within the range
mentioned, replace the staple unit.
Staple unit staple empty sensor (S18)
abnormality
Measure the voltage on TP24 on the finisher control PC board (FIN).
Then check that the measured voltage is 1V or lower when the sensor
is ON and within the range of 3.3V
±
5% when OFF. If the voltage does not fall within the range
mentioned, replace the staple unit.
Faulty cables and connectors
Check if the electrical continuity between the connector terminals is
normal. If electricity is not conducted, replace the connectors. (Finisher
control PC board (FIN): CN17)
Finisher control PC board (FIN)
abnormality
If the error still occurs after replacing the staple unit and the
connectors, exchange the finisher control PC board (FIN).
Probable cause Checking and measures