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Problem Cause Solution
"Turn main Power Switch off"
appears.
The printer does not shut
down normally when the
main power switch is turned
off and then immediately
turned on.
Turn off the main power switch. Wait
for ten seconds or more after the
printer shuts down, and then turn it on
again.
"Shutting down... Please
wait. Main power will be
turned off automatically."
appears.
The shutdown procedure has
begun because the main
power switch was turned off
while the printer was in
standby mode or performing
an operation.
Follow the message that appears and
wait until the printer has shut down. Do
not turn on the main power switch
while this message is displayed. If the
main power switch has been turned on,
follow the message that appears. For
details about turning the main power
switch on and off, see p.27 "Turning
On/Off the Power".
An error has occurred when
the Address Book is
changed from the display
panel or Web Image
Monitor.
The Address Book cannot be
changed while deleting the
multiple stored documents.
Wait a while, and then retry the
operation.
"Internal cooling fan is
active." appears, and the
fan is running.
Large print runs will cause
the printer's interior to heat
up, triggering the cooling
fan. The fan will
automatically begin running
when the print run reaches
approximately 3,000 sheets
of A4 , or 1,500 sheets of
A3 .(Installation
environment : 10 °C 32 °C)
The fan will run for about 30 minutes.
The fan will emit noise, but this is
normal and the printer will be operable
while the fan is running.
"Home is in use by another
function." appears.
The [Home] screen is being
edited by another function.
Wait for a while, and then try to create
the shortcut on the [Home] screen
again.
"The image data size is not
valid. See the manual for
required data." appears.
The image data size is not
valid.
For details about the file size for the
shortcut image, see "Customizing the
[Home] Screen", Operating
Instructions.
When You Have Problems Operating the Printer
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