Message Cause Solution and reference
"Memory storage
device not detected.
Insert the device."
An SD card or USB
flash memory
device is not
recognized
properly.
• Use an SD card with a maximum capacity of 32
GB or a USB flash memory that supports USB 2.0.
• An SD card or USB flash memory may not be
recognized in some situations such as if the media
is inserted before the application starts. Insert the
SD card or USB flash memory after the application
has started.
• Do not use an SD card or USB flash memory that is
not secured or protected by a password.
• Use media that is formatted for FAT16 or FAT32.
• Try another SD card or USB flash memory.
Turn off the power of the machine, wait for 10 seconds
or more after confirming that the main power indicator
is turned off, and then turn on the power.
"No response from
the server.
Authentication has
failed."
In LDAP or
Windows
authentication, a
timeout error
occurred while
submitting an
authentication
query to the server.
Consult the administrator of the authentication server.
When using the Active Directory of the Windows server
for LDAP authentication (Custom authentication),
change [Settings] [System Settings] [Settings for
Administrator] [Authentication/Charge]
[Administrator Authentication/User Authentication/App
Auth.] [LDAP Search] "Follow Referrals on LDAP
Server" to [Inactive].
"Output tray has
been changed."
The destination to
deliver the output
paper was changed
because of the
paper size limitation
of the output
destination.
Specify the correct destination to deliver the output
paper.
"Paper size and/or
type mismatched or
no ppr. in Bypass
Tray."
The paper size or
paper type
specified in the
printer driver does
not match the paper
settings, in the
machine, for the
bypass tray.
Specify [Driver/Command] in [Settings] [Tray/
Paper Settings] [Printer] [Tray Setting Priority]
[Bypass Tray].
8. Troubleshooting
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