Oki MB451wMFP User Manual page 164

Other Issues
Symptom
The machine does not
start printing.
The display screen is
blank.
Print data is not
transmitted to the
machine.
There is an abnormal
sound.
There is a buzzing
sound.
It takes a while to start
printing.
Point to check
An error is displayed on the panel. Check the error code and follow
The Ethernet or USB cable is
unplugged.
Something is wrong with the
Ethernet or USB cable.
The machine does not support your
Ethernet or USB cable.
Something may be wrong with the
printing function.
The interface is disabled.
The printer driver of the machine is
not selected.
The specified port of the printer
driver is wrong.
The machine is in the sleep mode.
The Ethernet or USB cable is
broken.
The time-out period set on the
computer has passed.
The machine is inclined.
There is a piece of paper or
unknown object inside the
machine.
The top cover is open.
The machine is printing on heavy
or thin paper when the
temperature inside is high.
The machine is warming up from
the power save or sleep mode.
The machine may be cleaning the
image drum.
The machine is adjusting the
temperature of the fuser unit.
The machine is processing data
from another interface.
the on-screen instructions.
Plug in the Ethernet or USB cable
firmly.
Use another Ethernet or USB cable.
 Use a USB 2.0 compatible cable.
 Use an Ethernet 10BASE-T/
100BASE-TX compatible cable.
Press the <SETTING> key and
select [Reports] > [Configura-
tion] and print out the configura-
tion list to check the printing
performance.
Press the <SETTING> key and
select [Admin Setup] > [Net-
work Menu] > [Network Setup]
and enable the interface you are
using.
Set the printer driver of the
machine as the default printer.
Specify the port the Ethernet or
USB cable is connected to.
Check if the <POWER SAVE> key
lights up and press the <POWER
SAVE> key to activate the
machine.
Connect a new cable.
Set a longer time-out period.
Place the machine on a flat
surface.
Check the inside of the machine
and remove any objects.
Close the top cover.
This is not a malfunction. You can
proceed with the operation.
Press the <SETTING> key and
select [Admin Setup] > [User
Install] > [Power Save Enable]/
[Sleep] and disable both modes.
Wait for a while.
Wait for a while.
Wait until the process finishes.
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Remedy Reference
P.137
P.47
P.59
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P.77
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P.20
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P.20
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