S
OLVING
P
ROBLEMS
7.26
Understanding Display Messages
Messages appear on the display on the control panel to indicate
the printer’s status or errors. Refer to the tables below to
understand the message’s meaning and correct the problem if
necessary. Messages and their meanings are listed in
alphabetical order.
N
OTE
: When you call for service, it is very helpful to tell the
service representative the display message.
Message
Status
Do this...
ADC Not
Confirm Error
A problem has occurred
in the ADC in the printer.
Contact a service representative.
Cover Open
The top cover is open.
Close the top cover firmly.
CTD Calibration
Error
The CTD sensor is
polluted by dust or
toner.
Contact a service representative.
Dev. Motor
Error
A problem has occurred
in the development
motor of the printer.
Unplug the power cord and plug it
in again. If the problem persists,
please call for service.
Engine Fuser
Low Heat Error
The temperature in the
fuser is abnormally low.
Unplug the power cord and plug it
in again. If the problem persists,
please call for service.
Engine Fuser
Over Heat Error
The temperature in the
fuser is abnormally high.
Unplug the power cord and plug it
in again. If the problem persists,
please call for service.
Engine LSU
Error
A problem has occurred
in the LSU (Laser
Scanning Unit) in the
printer.
Unplug the power cord and plug it
in again. If the problem persists,
please call for service.
Install
[Color] Toner
The indicated color toner
cartridge is not installed
in the printer.
Install the corresponding color
toner cartridge.
Install
Imaging Unit
The imaging unit is not
installed in the printer.
Install the imaging unit.
Install
Transfer Belt
The transfer belt is not
installed in the printer.
Install the transfer belt.