Oki C3200n, Service Manual

Page: 216 / 262

Oki Data CONFIDENTIAL
42615101TH Rev.8
216 /
(7-4)Duplex print jam occurs in the Duplex input
Dup-R,Dup-F Sensor Lever
Confirm condition of the
sensor signal detection
Confirmation Tasks
Confirm an operation of the sensor lever after removing the
Duplex unit.
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
Exchange a sensor
lever.
Exchange a Duplex
board (V7X PCB), each
sensor or a connection
cord.
(7-4-1)Check a sensor lever operation
(7-4-2)Confirmation of the sensor
Confirmation Items
(7-5)Paper is not fed to a Resist roller from Duplex section
Duplex Clutch
Confirmation Tasks
Check the performance of the Duplex clutch with Motor & Clutch
test of the Self-diagnostic Mode.
Check by sounds.
Action at NG
Exchange a V7X board
or clutch.
(7-5-1)Check the operational condition of the clutch
Confirmation Items
7.5.2.(8) Paper Size Error (Error 400)
(8-1)Paper jam occurs when the end of paper is near IN1 sensor.
Overlapping paper
Paper Size
Entrance Sensor 1
Confirmation Tasks
Confirm that paper is not overlapped, opening the front cover.
Confirm that paper size specified for printing corresponds to
paper size set in a tray.
Confirm that there is no abnormality in the shape of the sensor
lever and in the operation.
Action at NG
Exchange the top part
of the Sheet-Receiver if
the same thing occurs
again after a jammed
paper is removed.
Change specified
paper size or paper
size set in a tray.
Exchange to a normal
sensor lever.
(8-1-1)Check a paper feed condition
Confirmation Items