Samsung ML 2851ND User Manual

8.3   
3Thoroughly shake the cartridge 5 or 6 times to distribute the toner 
evenly inside the cartridge. 
4Hold the toner cartridge by the handle and slowly insert the 
cartridge into the opening in the printer. 
Tabs on the sides of the cartridge and corresponding grooves 
within the printer will guide the cartridge into the correct position 
until it locks into place completely.
5Close the front cover. Make sure that the cover is securely closed.
Caution
• Avoid reaching too far into the printer. The...

8.4   
4Thoroughly shake the cartridge 5 or 6 times to distribute the toner 
evenly inside the cartridge.
Thoroughly shake the cartridge to assure maximum copies per 
cartridge.
5Remove the paper protecting the toner cartridge by pulling the 
packing tape.
6Hold the toner cartridge by the handle and slowly insert the 
cartridge into the opening in the printer.
Tabs on the sides of the cartridge and corresponding grooves 
within the printer will guide the cartridge into the correct position 
until it...

9.1   
9 Troubleshooting
This chapter provides helpful information for what to do if you encounter 
an error while using your printer. 
This chapter includes:
• Clearing paper jams
• Troubleshooting checklist
• Solving general printing problems
• Solving print quality problems
• Common Windows problems
• Common PostScript problems
• Common Linux problems
• Common Macintosh problems
Clearing paper jams
When a paper jam occurs, the Error LED lights orange. Open and close 
the front cover. The jammed paper...

9.2   
4Pull the paper straight up and out.
5Insert the trays back into the printer. Printing automatically 
resumes.
In the manual tray
1Remove the jammed paper from the printer.
2Open and close the front cover.
3Load a paper into the manual feeder, then the printer resumes.
Around the toner cartridge
Note
The fuser area is hot. Take care when removing paper from the 
printer.
1Open the front cover and pull the toner cartridge out.
2Remove the jammed paper by gently pulling it straight out.
3Replace the...

9.3   
In the paper exit area
1Open and close the front cover. The jammed paper is automatically 
ejected from the printer. 
2Gently pull the paper out of the output tray.
If you do not see the jammed paper or if there is any resistance 
when you pull, stop and go to the next step.
3Open the rear cover.
4Pull the guide rear on each side down and remove the paper. 
Return the guide rear to its original position.
5Close the rear cover. Printing automatically resumes.
1guide rear
1
In the duplex unit area...

9.4   
Duplex jam 1
1Open the rear cover.
2Pull the guide rear on each side down and remove the paper. 
Return the guide rear to its original position.
3Close the rear cover. Printing automatically resumes.
Tips for avoiding paper jams
By selecting the correct media types, most paper jams can be avoided. 
When a paper jam occurs, follow the steps outlined on 9.1. 
•  Follow the procedures on 4.5. Ensure that the adjustable guides are 
positioned correctly.
•  Do not overload the tray. Ensure that the...

9.5   
Troubleshooting checklist
If the printer is not working properly, consult the following checklist. If the 
printer does not pass a step, follow the corresponding suggested 
solutions.
ConditionSuggested solutions
Make sure that the 
Online LED on the 
control panel lights 
green.• If the Online LED is off, check the power 
cord connection. Check the power switch. 
Check the power source by plugging the 
power cord into another outlet.
Print a demo page 
to verify that the 
printer is feeding...

9.6   
The printer 
does not 
print.
(Continued)The printer may 
be configured 
incorrectly. Check the printer properties to 
ensure that all of the print 
settings are correct. 
The printer driver 
may be 
incorrectly 
installed.Reinstall the printer driver; See 
the Software Section. Try 
printing a test page.
The printer is 
malfunctioning.Check the LEDs on the control 
panel to determine if the printer 
is indicating a system error.
Printer 
selects print 
media from 
the wrong 
paper 
source.The...

9.7   
Pages print, 
but are 
blank.The toner 
cartridge is 
defective or out of 
toner.Redistribute the toner 
cartridge. See page 8.2.
If necessary, replace the toner 
cartridge. See page 8.3.
The file may have 
blank pages.Check the file to ensure that it 
does not contain blank pages.
Some parts, such 
as the controller 
or the board, may 
be defective.Contact a service 
representative.
The 
illustrations 
print 
incorrectly in 
Adobe 
Illustrator.The setting in the 
software 
application is...

9.8   
Vertical linesIf black vertical streaks appear on the page:
• The drum inside the toner cartridge has 
probably been scratched. Install a new toner 
cartridge. See page 8.3.
If white vertical streaks appear on the page:
• The surface of the LSU part inside the printer 
may be dirty. Clean the LSU. See page 8.1.
Gray 
backgroundIf the amount of background shading becomes 
unacceptable, the procedures below may fix the 
problem.
• Change to lighter weight pages. See page 4.3.
• Check the printer’s...