Samsung SCX 4200 User Manual

Troubleshooting
9.3
Tips for avoiding paper jams
By selecting the correct paper types, most paper jams can be 
avoided. When a paper jam occurs, follow the steps outlined in 
page 9.1. 
• Follow the procedures in page 2.3. Ensure that the 
adjustable guides are positioned correctly.
• Do not overload the paper input tray. Ensure that the paper 
is below the paper capacity mark on the inside wall of the 
paper input tray.
• Do not remove paper from the paper input tray while your 
machine is printing.
•...

Troubleshooting
9.4
Understanding display messages
Messages appear on the Smart Panel program window or the 
control panel display to indicate the machine’s status or errors. 
Refer to the tables below to understand the messages’ meaning 
and correct the problem if necessary. Messages and their 
meanings are listed in alphabetical order.
NOTE: When you call for service, it is very convenient to tell 
the service representative the display message.
DisplayMeaningSuggested solutions
Door Open
The front...

Troubleshooting
9.5
Paper sticks 
together.• Ensure that there is not too much paper in the 
paper input tray. The paper input tray can hold up 
to 250 sheets of paper, depending on the thickness 
of your paper.
• Make sure that you are using the correct type of 
paper. See page 3.2.
• Remove paper from the paper input 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 
paper...

Troubleshooting
9.6
The 
machine 
selects 
print 
materials 
from the 
wrong 
paper 
source.The paper 
source selection 
in the printer 
properties may 
be incorrect.For many software applications, the paper 
source selection is found under the 
Paper 
tab within the printer properties. Select 
the correct paper source. See the 
Software Section.
A print job 
is 
extremely 
slow.The job may be 
very complex.Reduce the complexity of the page or try 
adjusting the print quality settings.
The maximum print...

Troubleshooting
9.7
Printing quality problems
If the inside of the machine is dirty or paper has been loaded 
improperly, you may notice 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. You may be able to 
temporarily extend the toner cartridge life. See 
page 8.3. If this does not improve the print 
quality, install a new toner cartridge.
•...

Troubleshooting
9.8
Background 
scatterBackground scatter results from bits of toner 
randomly distributed on the printed page. 
• The paper may be too damp. Try printing with a 
different batch of paper. Do not open packages of 
paper until necessary so that the paper does not 
absorb too much moisture.
• If background scatter occurs on an envelope, 
change the printing layout to avoid printing over 
areas that have overlapping seams on the reverse 
side. Printing on seams can cause problems.
• If...

Troubleshooting
9.9
Copying problems
Horizontal stripesIf horizontally aligned black streaks or smears 
appear:
• The toner cartridge may be installed improperly. 
Remove the toner cartridge and reinsert it.
• The toner cartridge may be defective. Remove the 
toner cartridge and install a new one. See 
page 8.4.
• If the problem persists, the machine may require 
repair. Contact a service representative.
CurlIf the printed paper is curled or paper does not feed 
into the machine:
• Turn over the stack of...

Troubleshooting
9.10
Common windows problems
NOTE: Refer to Microsoft Windows User’s Guide that came 
with your computer for further information on Windows error 
messages.
Message appears on 
your computer 
screen:
• “Device cant be 
set to the H/W 
mode you want.”
• “Port is being used 
by another 
program.”
• “Port is disabled.”
•“Scanner is busy 
receiving or 
printing data. 
When the current 
job is completed, 
try again.”
• “Invalid handle.”
• “Scanning has 
failed.”• There may be a copying or...

Troubleshooting
9.11
The machine does 
not appear on the 
scanners list 
(continued).• Check if the MFP port is not busy. Since functional 
components of MFP (printer and scanner) share the 
same I/O interface (MFP port), the situation of 
simultaneous access of different “consumer” 
application to the same MFP port is possible. To 
avoid possible conflicts, only one of them at a time 
is allowed to gain control over the device. The 
other “consumer” will encounter “device busy” 
response. This can...

Troubleshooting
9.12
Common macintosh problems
Problems in printer setup utility
ConditionSuggested solutions
There is described 
driver not 
installed at Product 
List Window after 
you click Add and 
Select USB.• Software is not installed correctly. Reinstall the 
software. See 
Software Section.
• Make sure that you are using a high-quality cable.
Your product not 
listed at Product 
List Window after 
you click Add and 
Select USB.• Make sure that the cables are connected correctly 
and the machine...