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chapter 70
TROUBLESHOOTING
AND MAINTENANCE
The followingsectionon troubleshooting andmaintenanceis intendedonly
as'a brief guideto these functions.Rememberthat yourprinteris a highly
sophisticated electronicdevice,whichalsocontainshighvoltageinside.For
that reason,only carry out thoseoperationsdescribedin this chapter.
CAUTION: Artyattempttocarryoutoperationsotherthanthosedescribed
heremaynxdt inelecttic shockand/ordamageto theprinter.
Whencarryingoutanyrepairsor maintenance, a lways follow
the instructionscarefully.
TROUBLESHOOTING
Your printer is a reliablepiece of precisionmachinery,which shouldnot
causeyouanytrouble,providedit is usedandheatedsensibly.However,the
fewelementary tipsbelowshouldhelpyouavoidhavingtomakeunnecessary
servicecalls.The followingtable givesyou ideason whereto look in this
sectionif you experiencefaults:
Region of fault
Description
Power supply
Power is not Lx$ngsupplied to the printer
Printing
~
The @nt is faint or uneven
Dotsaremissing in characters or graphics
Whileusing application software, fonts orcharacterscarmotbe printed
The printout is not what is expected when running a program
Paper feeding
Single sheets do not feed properly (without ASF)
Continuous papet does not feed properly with the tractor feed
The ASF is not operating or is not feeding paper properly
Paper park (switching between continuous paper and cut sheets) is not
working properly
Text is being printed all on one lin~ or with extra blank lines
Page length and margin settings are not what is expected
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