Paper Path Jam Occurs In A Path Route - Oki C5500 Maintenance Manual

(5-3)Paper path jam occurs in a path route

Confirmation Items
(5-3-1) Check of operating state of motors
Feed motor, belt motor, ID
motor, ID up/down-motor
Feed motor driver, belt motor
driver, ID up-motor driver
43085101TH Rev.1
Confirmation Tasks
Conduct the Motor and Clutch Test of the self-diagnostic mode,
and check to see if the feed motor, belt motor and ID motor
operate normally.
Make this checking in the presence and absence of a load.
Unplug the HOP connector of the PU PCB (PRX PCB), and
confirm the following on the connector side:
Several M‰ between pin 1 and FG
Several M‰ between pin 2 and FG
Several M‰ between pin 3 and FG
Several M‰ between pin 4 and FG
Unplug the BELTIDUP connector of the PU PCB (PRX PCB),
and confirm the following on the connector side:
Several M‰ between pin 1 and FG
Several M‰ between pin 2 and FG
Several M‰ between pin 3 and FG
Several M‰ between pin 4 and FG
Several M‰ between pin 5 and FG
Several M‰ between pin 6 and FG
Several M‰ between pin 7 and FG
Several M‰ between pin 8 and FG
Oki Data CONFIDENTIAL
Action at NG
Replace the PU PCB
(PRX PCB), or replace
the feed motor, belt
motor, ID motor, or ID
up-motor, or replace
the ID unit or belt unit.
To use a new ID unit or
belt unit on a trial basis,
use FUSE KEEP
MODE of the System
Maintenance Menu.
Replace the PU PCB
(PRX PCB), if the feed
motor, belt motor or D
motor is faulty, or
replace the motor
driver PCB if the belt
motor is faulty.
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