Samsung SCX 4728FD User Manual

Cleaning the machine
813.  Maintenance
3 
Cleaning the pickup roller
 
• Before opening the front cover, close the output support first.
• If your machine has a power switch, turn the power switch before cleaning the machine.
 
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Cleaning the machine
823.  Maintenance
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Cleaning the machine
833.  Maintenance
4 
Cleaning the scan unit
Keeping the scan unit clean helps ensure the best possible copies. We su\
ggest that you clean the scan unit at the start of each day and during the day as needed.
1Slightly dampen a soft, lint-free cl oth or paper towel with water.
2 Lift and open the scanner lid.
3 Wipe the surface of the scanner gl ass until it is clean and dry.
4 Wipe the underside of the scanner lid and white sheet un til it is clean and dry.
1Scanner lid
2 Scanner...

Cleaning the machine
843.  Maintenance
5 Close the scanner lid.
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4. Troubleshooting
This chapter gives helpful information for what to do if you encounter an error.
• Tips for avoiding paper jams 86
• Clearing original document jams 87
• Clearing paper jams 91
• Understanding the status LED 96
• Understanding display messages 98
 
This chapter gives helpful information for what to do if you encounter an error. If your machine 
has a display screen, check the message on the display screen first to solve the error.
If you cannot find a solution to your problem in this...

864.  Troubleshooting
Tips for avoiding paper jams
By selecting the correct medias, most paper jams can be avoided. To avoid paper jams, refer to  the following guidelines:
• Ensure that the adjustable guid es are positioned correctly (see "Tray overview" on page 41).
• Do not overload the tray. Ensure that  the paper level is below the paper capacity mark on  the inside of the tray.
• Do not remove paper from the tray  while your machine is printing.
• Flex, fan, and straighten  paper before...

874.  Troubleshooting
Clearing original document jams
When an original document jams in the document feeder, a warning message appears on the display.
 
To avoid tearing the document, remove the jammed document slowly and carefully.
 
 
To prevent document jams, use the scanner glass for thick, thin or mixed paper- originals.
 
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Clearing original document jams
884.  Troubleshooting
1 
Original paper jam in front of scanner
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Clearing original document jams
894.  Troubleshooting
2 
Original paper jam inside of scanner
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Clearing original document jams
904.  Troubleshooting
3 
Original paper jam in exit area of scanner
1Remove any remaining pages from the document feeder.
2 Gently remove the jammed pape r from the document feeder.
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