Oki ES9160, Maintenance Manual

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8
© 2012 OKI DATA CORPORATION All rights reserved ES9160 MFP / ES9170 MFP
ERROR CODE AND TROUBLESHOOTING
8 - 63
8.3.5 Cover open jam
[E410] Front cover opened during printing
Classification Error content
Cover open jam Front cover open jam
Proce
dure
Check item Result Measure
Next
Step
1 Is the front cover open? Yes Close the cover.
No 2
2 Is the front cover opening/
closing switch working?
(Perform the input check
in the test mode: 03-
[FAX]ON/[9]/[D]) Yes 3
No • Check if the connector of the front cover
opening/closing switch is disconnected.
• Check if the connector CN310 on the LGC
board is disconnected.
• Check if the connector pins are
disconnected and the harnesses are open
circuited.
• Check if the conductor pattern on the LGC
board is short circuited or open circuited.
• Replace the front cover opening/closing
switch.
• Replace the LGC board.
3 Is the voltage of 24V being
supplied from the power
supply unit?
(Perform the input check
in the test mode: 03-[FAX]
ON/[2]/[A]) Yes 4
No • Check if the connector for 24 V power
supply is disconnected.
• Check if the connector CN301 on the LGC
board is disconnected.
• Check if the connector pins are
disconnected and the harnesses are open
circuited.
• Check if the conductor pattern on the LGC
board is short circuited or open circuited.
• Replace the LGC board.
4 LGC board • Replace the LGC board.
Parts to be replaced Remark
Front cover opening/closing switch
LGC board