Oki Data CONFIDENTIAL
42615101TH Rev.8 214 /
7.5.2.(7) Duplex Print Jam(Error 370,371,372,373,383)
(7-1)Duplex print jam occurs right after turning on the power
Paper path route of the
Duplex unit
Check a sensor lever of each
sensor in the Duplex unit
Confirm status of the sensor
signal detection
Confirmation Tasks
Confirm that paper is not jammed in a path route, that paper is
not fed from Duplex unit, opening a front cover, that no paper is
in a reversal route, that no paper is in a loading slot for the
Duplex unit, and that no paper is inside of the printer with
opening a path route cover of the Duplex.
Confirm that there is no abnormality in the shape of the sensor
lever and in the operation.
Confirm a sensor signal is correctly detected by the SWITCH
SCAN function of the Self-diagnostic Mode.
Other than Dup-IN sensor, confirm a detection status of the
sensor under the both conditions that paper is set in the Duplex
unit and not set in.
Action at NG
Remove jammed
paper.
Exchange to a normal
sensor lever.
Exchange a Duplex
board (V7X PCB), each
sensor or a connection
cord.
(7-1-1)Check a path route
(7-1-2)Check mechanical parts
(7-1-3)Confirm electric parts
Confirmation Items
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