Oki ES9160, Maintenance Manual

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ES9160 MFP / ES9170 MFP © 2012 OKI DATA CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 68
[E480] Bridge unit opened during printing
Classification Error content
Cover open jam Bridge unit open jam
Proce
dure
Check item Result Measure
Next
Step
1 Is the bridge unit open? Yes Remove the paper if there is any, then close
the unit.
No 2
2 Is the bridge unit opening/
closing switch working?
(Perform the input check
in the test mode: 03-
[FAX]ON/[4]/[E] Yes 3
No • Check if the connector of the bridge unit
opening/closing switch is disconnected.
• Check if the connector CN302 / CN400 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 bridge unit opening/closing
switch.
• Replace the LGC board.
3 Replacing board • Replace the LGC board.
Parts to be replaced Remark
The bridge unit opening/closing
switch
LGC board