Brother International HL 1240 Users Manual - English - Page 92

Improving the print quality, abcde - prints gray background

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Page 92 highlights

Improving the print quality ! Caution If the Drum LED is on 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 ABCDEFGH abcdefghijk ABCD abcde 01234 Faint ABCDEFGH abcdefghijk ABCD abcde 01234 Gray background Ghost Recommendation • Check the printer's environment. Conditions such as 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. • Make sure that you use paper that meets the Brother's 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. • 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. 4-18

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4-18
Improving the print quality
!
Caution
If the
Drum
LED is on 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
CDEF
defg
BC
bcd
23
Faint
•
Check the printer's environment. Conditions such as 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’s
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.