When Other Messages Are Displayed
• When confirming or changing the settings in [Settings], press [Home] ( ) after closing [Settings].
Message Cause Solution and reference
"Administrator
Authentication for User
Management must be set
to on before this selection
can be made."
The User Management
privilege is disabled in
the administrator
authentication
management.
When specifying Basic, Windows, or LDAP
authentication, configure the User
Management privilege in [Settings]
[Machine Features Settings] [System
Settings] [Administrator Tools]
[Administrator Authentication Management].
See "Registering the Administrator Before
Using the Machine", User Guide (Full Version).
"Currently printing at low
speed due to low voltage
power supply."
Printing has slowed
down because the
power supply voltage is
low.
This is not a malfunction. You can continue
printing although the printing speed is low.
"Destination list /
machine settings are
updated. Selected
destinations or function
settings have been
cleared. Please re-select
the settings."
A destination is being
registered and devices
are being configured
using Web Image
Monitor.
Wait until the message disappears and do not
turn off the power of the machine. You may not
be able to perform operations for a while
depending on the number of destinations
being registered.
"Failed to read the PDF
file."
The user attempted to
display a PDF file that is
not supported by the
Web browser of the
machine.
The Web browser of the machine supports the
PDF versions and encryption levels shown
below. Other PDF files cannot be displayed.
• PDF version: 1.3-1.7
• PDF encryption level: 128-bit AES, 256-
bit AES
"Firmware update will
start. Press [OK]. It will
start automatically after
30 seconds have
elapsed."
A firmware update is
available, and the
machine is about to
perform an update.
It is recommended to apply the update, but
you can stop the updating process by pressing
[Stop] within 30 seconds after the message is
displayed.
Do not turn off the power of the machine while
the updating process is in progress.
When Other Messages Are Displayed
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