Please check the following points to solve the problem:
Make sure that you use paper that meets our specifications.
Please refer to the FAQs "What kind of paper can I use?" and "What is the recommended paper?"
Choose Thick Paper mode in the printer driver.
Or use thinner paper than you are currently using.
Check the machine's environment. Conditions such as high humidity can cause hollow print.
Please refer to Safety and Legal Guide or Product Safety Guide available in the Manuals section.
The drum unit may be damaged. Put in a new drum unit.
Please refer to the FAQ "Replace Drum".
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