Canon IMAGECLASS MF4150 - Manual (Page 143)

11-15
T
roubleshoot
ing
SYSTEM ERROR
EXXX A system error has occurred.
will be a three-digit
code that indicates a
particular type of error. Turn off the main power
switch. Wait for at least five
seconds, and then turn it on
again. If the message
persists, turn off the main
power switch, disconnect the
power cord, and contact
Canon Customer Care
Center.
TONER IS NOT SET
INSERT TONER A toner cartridge is not
installed or not installed
correctly. Install the toner cartridge
correctly. (See “Replacing
the Toner Cartridge,” on
p. 10-8.)
WRONG NUMBER ENTRY An invalid number was
entered in the SETTING> of the SETTINGS> menu. Enter a correct date or time.
Message Description Action