5)Paper Transport Jam; Transport Jam Occurred Immediately After Turning On The Printer - Oki C3530nMFP Maintenance Manual

7.5.2.(5) Paper transport jam
(5-1)

Transport jam occurred immediately after turning on the printer.

Confirmation Items
(5-1-1) Check paper-feeding route condition
Paper-feeding route inside
the front unit
(5-1-2) Check the mechanical parts' condition
Check the sensor lever of
the WR sensor.
(5-1-3) Check the electrical parts' condition
Check the condition of
sensor signal detection.
Check the output level of
WR sensor.
Check the power supply
of front sensor board (MIP
PCB).
43605601TH Rev. 1
Cinfirmation Tasks
Check whether the paper jam occurred during the
route.
Check whether there is something abnormal about the
form of sensor lever and its movement.
By using the switch scanning test function of the
maintenance utility, check whether the sensor signal
has been normally detected.
Check the following signals of FSNS connector of
main board (M32PCB).
4pin: WR sensor
Operate and adjust the sensor lever in order to check
the signal level.
Check the power supply of 5V of CN connector of front
sensor board (MIP PCB).
1pin: 5V power supply
5pin: 0VL
Oki Data CONFIDENTIAL
Action at NG
Remove the jammed
paper.
Replace the sensor
lever with a new
one.
Replace the main
board (M32PCB) or
front sensor board
(MIP PCB) or the
connecting cable
with new one.
Replace the front
sensor board (MIP
PCB) with a new
one.
Replace the
connecting cable
with a new one.
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