8-13
Troubleshooting > Troubleshooting
D
Cannot connect server
Press Go
―
The job is canceled. Select [
Go
] key.
Check the connection status with
the server.
―
Cannot connect to
Authentication Server
― Set machine time to match the
server's time.
page 2-15
― Check the connection status with
the server.
―
Cannot connect. ― This appears when the Wi-Fi or Wi-
Fi Direct connection did not
complete. Check the settings, and
check the signal conditions.
page 6-10
Cannot recognize. ― Make sure your ID card has been
registered.
―
Cannot start this job
Press Go
― You cannot use the specified box.
Job is canceled. Select the [GO]
key.
―
Cannot use this
function.
― This message is displayed when a
user tries to use the restricted
function.
―
Cassette # not loaded ― The corresponding paper cassette
is not installed. Install the cassette.
―
Check cassette # ― Open and then close the indicated
cassette.
―
Close rear cover # Is there any cover which is open? Close the cover indicated on the
screen.
―
Close right cover. Is there any cover which is open? Close the cover indicated on the
screen.
―
Are the toner containers installed
correctly? Is a toner container out of
place?
Make sure all 4 colors of toner
containers are installed correctly,
and close the right cover.
page 8-4
Connection limit
exceeded.
― Cancel a connection to a portable
device that is not being used, or set
the machine's auto disconnect time
to break portable device
connections.
―
Message Checkpoints Corrective Actions
Reference
Page
Device busy ― This message is displayed when
Remove Device was selected while
a USB memory was being used.
The previous screen is displayed
again 1 or 2 seconds.
―
Duplex disabled
Press GO
Did you select a paper size/type
that cannot be duplex printed?
Select [Menu] to select the
available paper. Select the [GO] key
to print without using Duplex
function.
―
Message Checkpoints Corrective Actions
Reference
Page