44346001TH Rev.1
151 /
Oki Data CONFIDENTIAL
7. TROUBLESHOOTING
Check item
Check operation
Actions for NG
results
(2-2-2) Motor step losing check (consumable load problem)
Operating conditions
of the respective
motors
Check if operations of the respective motors are
normal or not by using the self-diagnostic mode.
Check if any load exists or not.
"Buzzer" sound when an error occurs.
Replace the
corresponding
consumable
item.
If any attempt
of using new
part as a trial
is going to
be made, be
sure to use
the System
Maintenance
Menu FUSE
KEEP MODE.
(2-2-3) Gear tooth disengagement check (consumable load problem)
Operating conditions
of the respective
motors
Check if operations of the respective motors are
normal or not by using the self-diagnostic mode.
Check if any load exists or not.
"Buzz buzz" sound is generated when an error
occurs.
Replace the
corresponding
consumable
item.
If any attempt
of using new
part as a trial
is going to
be made, be
sure to use
the System
Maintenance
Menu FUSE
KEEP MODE.
Installation condition
of each consumable
item
Check by visual inspection if the respective
consumable items are installed in their normal
positions in which gears of the consumable
items engage accurately or not.
Replace an
appropriate
mechanical part
as required, or
adjust or repair
(2-2-4) Cord routing check
Check the
installation
conditions of the
partition plate under
the CU and PU
boards.
Remove the CU and PU board, and inspect the
installation conditions of the partition plate by
visual inspection.
If they are not
hooked on the
normal specified
positions,
correct them.
(2-3) Bad odor is generated
Check item
Check operation
Actions for NG
results
(2-3-1) Bad odor locating
Fuser unit
Remove the fuser unit and check the odor.
Implement
section (2-3-2).
Low voltage power
supply unit
Remove the low voltage power supply unit and
check the odor.
Replace the low
voltage power
supply unit
(2-3-2) Fuser unit check
Life count of fuser
unit
Check the life count of the fuser unit by using
the self-diagnostic mode.
The fuser close
to the new fuser
unit smells
some odors.
Check that no
foreign material
exists in fuser unit.
Check that no foreign materials such as paper
are stuck inside of the fuser unit.
Remove the
foreign material.
(2-4) Startup time of printer is long
Check item
Check operation
Actions for NG
results
(2-4-1) Fuser unit check
Halogen lamp
Check that 100V is shown on the label on the
rear of the fuser unit.
Replace the
fuser unit.
(2-4-2) Option part check (note)
Extension memory
Reinstall the option part (the extension
memory) and check operation.
Replace the
option part.
SD memory card
Reinstall the option part (the SD memory
card) and check operation.
Replace the
option part.
Note! When the printer has a problem, for example it does not start properly, remove
any CU options (RAM and SD memory card) and check for changes.