Brother HL-4200CN Service Manual page 214

LCD Display
Replace Xxxxx
Toner (X)
Replace
Transfer Roll
Replace Print
Head Cartridge
ID error for (X) toner cart
Print Head Cart
ID Error
< Name of Fail>
Contents of Trouble
<IOT X Toner Empty>
Toner empty detected.
<IOT transfer roll cartridge Life Over>
Transfer roll cartridge ASSY life expired.
<IOT print head cartridge Life Over>
Print head cartridge ASSY life expired.
<IOT X Toner CRUM ID Error>
CRUM ID error detedted for toner cartridge.
<IOT CRUM ID Error>
ID is different from one that is recorded in print head cartridge ASSY
ID.
V-8
Action Reference
Replace toner cartridge. 2.8.5
2.8.8
See Yellow toner empty
FIP, Magenta toner empty
FIP, Cyan toner empty FIP
or Black toner empty FIP
Xxxxx indicates Yellow
toner (Y), Cyan toner (C),
Magenta toner (M) or Black
toner (K).
Replace transfer roll 2.8.7
2.8.8
cartridge ASSY.
See transfer roll cartridge
life over FIP
Replace print head 2.3.2
2.3.3
cartridge ASSY.
See print head cartridge life
over FIP
Replace toner cartridge. 2.8.3
2.8.8
See Yellow Toner Empty FIP,
Magenta Toner Empty FIP,
Cyan Toner Empty FIP or
Black Toner Empty FIP.
Xxxxx indicates Yellow
toner(Y), Cyan toenr(C),
Magenta toner(M) or Black
toner(K).
Replace print head 2.3.2
2.3.3
cartridge ASSY.
See CRUM ID error FIP
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