Samsung ML 2950ND User Manual

Storing the toner cartridge1015. Maintenance
 
Samsung’s printer warranty does not cover damage to the 
machine caused by the use of a refilled, remanufactured, or 
non-Samsung brand toner cartridges.
 
3 
Estimated cartridge life
Estimated cartridge life the life of the toner cartridge (or imaging 
unit) yield depends on the amount of toner that print jobs require. 
The actual print yield may vary depending on the print density of the 
pages you print on, operating environment, percentage of image...

1025. MaintenanceTips for moving & storing your machine
• When moving the machine, do not tilt or turn it upside down. 
Otherwise, the inside of the machine may be contaminated by 
toner, which can cause damage to the machine or reduce print 
quality.
• When moving the machine, make sure at least two people are 
holding the machine securely. 
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6. Troubleshooting
This chapter gives helpful information for what to do if you encounter an error.
• Paper feeding problems 104
• Power and cable connecting problems 105
• Printing problems 106
• Printing quality problems 110
• Operating system problems 118
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1046. TroubleshootingPaper feeding problems
 
 
ConditionSuggested solutions
Paper jams during printing.Clear the paper jam.
Paper sticks together.• Check the maximum paper capacity of the tray .
• Make sure that you are using the correct type of paper.
• Remove paper from the tray and flex or fan the paper.
• Humid conditions may cause some paper to stick together.
Multiple sheets of paper do not feed.Different types of paper may be stacked in the tray. Load paper of only one type, size, and weight....

1056. TroubleshootingPower and cable connecting problems
 
 
 
ConditionSuggested solutions
The machine is not receiving power, 
or the connection cable between the 
computer and the  machine is not 
connected properly. • Connect the machine to the electr
icity supply first and press the   (Power) button on the control 
panel.
• Disconnect the machine’s  cable and reconnect it.
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1066. TroubleshootingPrinting problems
 
ConditionPossible causeSuggested solutions
The machine does not 
print.The machine is not receiving power.Check the power cord connections. Check the power switch and the power 
source.
The machine is not selected as the default 
machine.Select your machine as your default machine in Windows.
Check the machine for the following:
• The front cover is not closed. Close the front cover.
• Paper is jammed. Clear the paper jam.
• No paper is loaded. Load paper.
• The...

Printing problems1076. Troubleshooting
The machine does not 
print.The printer driver may be incorrectly 
installed.Uninstall and reinstall the machine’s driver.
The machine is malfunctioning. Check the display message on the control panel to see if the machine is 
indicating a system error. Contact a service representative.
The document size is so big that the hard 
disk space of the computer is insufficient 
to access the print job.Get more hard disk space and print the document again.
The output tray...

Printing problems1086. Troubleshooting
The machine prints, 
but the text is wrong, 
garbled, or 
incomplete.The machine cable is loose or defective. Disconnect the machine cable and reconnect. Try a print job that you have 
already printed successfully. If possible, attach the cable and the machine 
to another computer that you know works and try a print job. Finally, try a 
new machine cable.
The wrong printer driver was selected. Check the applicatinon’s printer selection menu to ensure that your...

Printing problems1096. Troubleshooting
 
The machine does not 
print PDF files 
correctly. Some parts 
of graphics, text, or 
illustrations are 
missing.Incompatibility between the PDF file and 
the Acrobat products.Printing the PDF file as an image may enable the file to print. Turn on Print 
As Image from the Acrobat printing options. 
 
It will take longer to print when you print a PDF file as an image.
 
The print quality of 
photos is not good. 
Images are not clear.The resolution of the photo is...

1106. TroubleshootingPrinting quality problems
If the inside of the machine is dirty or paper has been loaded improperly, there might be a reduction in print quality. See the table below to 
clear the problem. 
 
ConditionSuggested Solutions
Light or faded print• If a vertical white streak or faded area appears on the page, the toner supply is low. Install a new toner cartridge.
• The paper may not meet paper specifications; for example, the paper may be too moist or rough.
• If the entire page is light,...