Brother HL-1230, HL-1440, HL-1450, HL-1470N Printer User Manual


 
CHAPTER 6 TROUBLESHOOTING
6-13
Image Defect Samples Recommendation
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Toner specks
Make sure that you use paper that meets the specifications. A
rough surfaced paper may cause the problem. See What Kind of
Paper can I Use? in Chapter 1.
The drum unit may be damaged. Install a new drum unit. See
"Replacing the Drum Unit" in Chapter 5.
Hollow print
Make sure that you use paper that meets the specifications. See
What Kind of Paper can I Use? in Chapter 1.
Select the Thick paper mode in the printer driver, or use thinner
paper than you are currently using.
Check the printers environment because conditions such as high
humidity may cause this situation to occur.
All black
Clean the primary corona wire of the drum unit. See "Cleaning"
in Chapter 5.
The drum unit may be damaged. Install a new drum unit. See
"Replacing the Drum Unit" in Chapter 5.