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Common Troubleshooting
Common Problems
Type of fault Problem
Cause
Solution
Printing
problems
Poor print
quality
See details in
See details in
Problems in
copying
Failed to copy • The scanner is damaged.
Please contact the customer
service center.
Copy Image
Abnormal
• The scanner is dirty or
defective.
• The toner cartridge is dirty or
damaged.
• Clean the scanner.
• It is suggested to replace the
original toner cartridge.
Problems
with the
Printer
The printer
does not work
• Device power is not properly
connected.
• The cable between the
computer and the printer is not
connected properly.
• Error in specifying the print
port.
• The printer is offline and User
Guide of Printer is checked.
• The printer has not recovered
from an internal error, such as a
paper jam, paper empty, etc.
• Driver program of printer is not
installed correctly.
• The LCD screen prompts error
messages.
• Ensure proper connection
of the power cord.
• Disconnect and then reconnect
the printer cable.
• Check the Windows printer
settings to ensure that the print
job has been sent to the correct
port. If the computer has more
than one port, make sure that
the printer is connected to the
correct port.
• Make sure that the printer is in
the normal online status.
• Please eliminate errors so that
the printer can recover to its
normal state.
• Unload and reinstall the driver
program of printer.
Online printing
does not work
• The cable between the
computer and the printer is not
connected properly.
• The LCD screen prompts error
messages.
• Printer internal failure.
• Disconnect and then reconnect
the printer cable.
• Unload and reinstall the driver
program of printer.
Problems in
scanning
Scanning error
• Data cable of the device is not
properly connected.
• The scan driver is installed
incorrectly.
• The LCD screen prompts error
messages.
• Ensure proper connection of
the data cable.
• Reinstall the scan driver.
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