Brother HL-1270N Printer User Manual


 
CHAPTER 4 TROUBLESHOOTING
4-17
Improving the print quality
!
Caution
If the Drum LED is lit you can clear a print quality problem by replacing the drum unit with
a new one. The Drum LED indicates that the drum unit is at the end of life.
This section provides information on the following topics:
Image defect
examples Recommendation
ABCDEFGH
abcdefghijk
ABCD
abcde
01234
C
DE
F
d
ef
g
BC
b
c
d
2
3
Faint
Check the printer's environment. Conditions such as high
humidity, high temperatures, etc. may cause this print defect to
occur.
If the whole page is too light, toner save mode may be on.
Disable toner save mode within the Printer Properties tab of the
Driver.
Try installing a new toner cartridge. See “How to replace the
Toner cartridge” in Chapter 3.
Try installing a new drum unit. See "How to replace the Drum
unit" in Chapter 3.
ABCDEFGH
abcdefghijk
ABCD
abcde
01234
Gray background
Make sure that you use paper that meets the Brother
recommended specifications. See “What kind of paper can I
use” in Chapter 1.
Check the printer's environment; high temperature and high
humidity conditions can increase the amount of background
shading.
Installing a new toner cartridge. See "How to replace the Toner
cartridge" in Chapter 3.
Installing a new drum unit. See "How to replace the Drum unit"
in Chapter 3.
Ghost
Make sure that you use paper that meets the specifications. A
rough surfaced paper, paper that has absorbed moisture or
thick media can cause the problem.
Make sure that you select the appropriate media type in the
printer driver. See “What kind of paper can I use” in Chapter
1.
Try installing a new drum unit. See “How to replace the Drum
unit” in Chapter 3.