In Case That The Paper Setting For The Poor Image Is"Plain Paper" 1; Missing Color Due To The Laser Exposure Failure - Canon imageRUNNER ADVANCE C5045 Series Service Manual

IncasethatthePaperSettingforthePoorImageis"PlainPaper1"
SettingoftheITOPtemperatureintheplainpaper1(COPIER>OPTION>IMG-FIX>FX-S-TMP)
<Level2>
Setthesettingvalueoftheapplicableservicemodeto"-1."Ifnotimproved,setthesetting
valueto"-2."
[Notesaboutremedy]
If the applicable service mode is changed and a heavy paper is fed, fixing capability may
deteriorate.
Missingcolorduetothelaserexposurefailure
[Occurrencearea]
DevelopingAssembly
[Cause]
IfpushingthedrumunittotheDevelopingAssemblyininstallation,thereisapossibilityto
catchtheMylarsheetoftheDevelopingAssemblydownward.
Asaresult,sinceanopticalpathisshutwhenthelaserfortheapplicablecolorisirradiated,
theimagemaybecomelight.
[Occurrencecondition]
Theinstallationfailureofthedrumunit
6

F-6-11 F-6-11
6 
[Remedy]
WheninstallingtheDrumUnit(Bk)tothehostmachine,performthefollowingprocedures.
1)PullouttheProcessUnit.
2)RemoveadummyDrumorDrumUnit.
3)PlacethehalffoldpaperontheDevelopingAssembly(Bk).
4)Whilethepaperisset,installtheDrumUnit(Bk)tothehostmachine.
6-10
Paper
F-6-12 F-6-12
Drum Unit (BK)
F-6-13 F-6-13
6-10