Samsung SL-M4020ND-TAA - Manual (Page 97)

Understanding display messages
97 4. Troubleshooting
9
Imaging unit-related messages
Samsung does not recommend using a non-genuine Samsung cartridge
such as refilled or remanufactured. Samsung cannot guarantee a non-
genuine Samsung cartridge's quality. Service or repair required as a result of
using non-genuine Samsung cartridges will not be covered under the
machine warranty.
Message Meaning Suggested solutions
Not Installed
Imaging unit
An imaging unit is not
installed. Reinstall the imaging unit.
An imaging unit is not
being detected Reinstall the imaging unit two or three
times to confirm it is seated properly. If
the problem persists, contact the
service representatives.
Not remove protective
film from toner. Remove the protective film from the
imaging unit.
Not compatible
Imaging unit
The imaging unit is not
suitable for your
machine. Install the corresponding cartridge
with a Samsung-genuine cartridge
(see "Replacing the imaging unit" on
page 65).
Prepare new
Image unit Small amount of toner
is left in the imaging
unit. The estimated
cartridge life of toner is
close. Prepare a new imaging unit for a
replacement.
Replace new
Image unit
An imaging unit has
reached its estimated
cartridge life. • You can choose Stop or Continue
as shown on the control panel. If
you select Stop, the printer stops
printing. If you select Continue, the
printer keeps printing but the
printing quality cannot be
guaranteed.
• Replace the imaging unit for the
best print quality when this
message appears. Using a cartridge
beyond this stage can result in
printing quality issues (see
"Replacing the imaging unit" on
page 65).
• If the machine stops printing,
replace the imaging unit (see
"Replacing the imaging unit" on
page 65).
Message Meaning Suggested solutions