Transport Jam Occurred Immediately After Paper Pickup - Oki C3530nMFP Maintenance Manual

(5-2) Transport jam occurred immediately after paper pickup.

Confirmation Items
(5-2-1) Check feeding condition
Paper feeding on the belt
(5-2-2) Check the mechanical parts' condition
Check the sensor lever of
the WR sensor.
(5-2-3) Check the motor operation
Paper feed motor, belt
motor, ID up motor, ID
motor
Paper feed motor driver, ID
up motor driver, belt motor
driver
43605601TH Rev. 1
Confirmation Tasks
Remove the ID unit, and 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 motor clutch test function of the
maintenance utility, check whether paper feed motor
and belt motor and ID up motor and ID motor operates
normally.Check whether the load exists.
Pull the HOP connector of main board (M32 PCB) out,
check the following data on the cable side.
SEVERAL MΩ Between 1pin-FG
SEVERAL MΩ Between 2pin-FG
SEVERAL MΩ Between 3pin-FG
SEVERAL MΩ Between 4pin-FG
Pull the IDUP connector of main board (M32 PCB)
out, check the following data on the cable side.
SEVERAL MΩ Between 1pin-FG
SEVERAL MΩ Between 2pin-FG
SEVERAL MΩ Between 3pin-FG
SEVERAL MΩ Between 4pin-FG
Pull the BELT connector of main board (M32 PCB)
out, check the following data on the cable side.
SEVERAL MΩ Between 1pin-FG
SEVERAL MΩ Between 2pin-FG
SEVERAL MΩ Between 3pin-FG
SEVERAL MΩ Between 4pin-FG
Oki Data CONFIDENTIAL
Action at NG
Remove the
jammed paper.
Replace the sensor
lever with a new
one.
As for a paper feed
motor, belt motor,
ID motor or ID
up motor, please
replace the main
board (M32 PCB)
with new one.
Replace the paper
feed motor or belt
motor or ID motor
or ID up motor with
a new one. Replace
ID unit and belt
unit with new one.
When trying to use
a new belt unit,
please utilize the
fuse keep mode of
the maintenance
utility. (See Note!
on page 154.)
When trying to
use a new ID unit,
please be careful
not to break the
fuse with jig inside
the ID unit. (Please
refer to page 132)
As for a paper feed
motor, belt motor,
ID up motor, please
replace the main
board (M32 PCB)
with a new one.
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