Brother HL-4200CN Service Manual page 295

<Toner splash>
Fig.5-31
Condition:
Toner around image splashes.
Initial check:
Parts of different specifications, improper installation, damage, deformation, dirt, foreign
substance attached, etc.
Major parts to be checked:
Transfer roll cartridge ASSY
Item Check
Paper check
The recommended size/type of paper is used?
1
The flakes appear on the recommended size/type
of paper.
Or the flakes appear on the paper other than
recommended size/type of paper.
2
V-89
Remedy
Change paper.
Use the recommended
size/type of paper.
Check the printer driver.
Adjust transfer roll
cartridge tertiary
transfer current value
(Refer to Trouble
shooting 6. adjusting
transfer roll cartridge
tertiary transfer current
value in Chapter 5).