Brother HL-1230 User Manual page 99

Image Defect Samples
ABCDEFGH
abcdefghijk
A B C D
a b c d e
0 1 2 3 4
Toner specks
Hollow print
All black
Recommendation
•
Make sure that you use paper that meets the specifications. A
rough surfaced paper may cause the problem. See
Paper can I Use?"
•
The drum unit may be damaged. Install a new drum unit. See
"Replacing the Drum Unit"
•
Make sure that you use paper that meets the specifications. See
"What Kind of Paper can I Use?"
•
Select the 'Thick paper mode' in the printer driver, or use thinner
paper than you are currently using.
•
Check the printer's environment because conditions such as high
humidity may cause this situation to occur.
•
Clean the primary corona wire of the drum unit. See
in Chapter 5.
•
The drum unit may be damaged. Install a new drum unit. See
"Replacing the Drum Unit"
6-13
in Chapter 1.
in Chapter 5.
in Chapter 1.
in Chapter 5.
CHAPTER 6 TROUBLESHOOTING
"What Kind of
"Cleaning"