User's Manual

8.FaultDiagnosis
Situation
Causes
Solution
pagination
Onlyfeedingpaperwithout
dataprintedwhenprinting
Wrongdirectionwhen
installingpaperroll
Reversethedirectionof
paperroll
Cleartheprintermechanism
Obscureprinting
Dirtymechanismbecause
oflongtermuncleanliness
Paperwithbadcolor
performance
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Settingahigherblackness
standard,orusingpaperwith
bettercolorperformance
Printedreceiptsbecome
obscureinfewmonthsor
eveninfewweeks
Paperwithbad
performance
Stockenvironmentfor
receiptswithoverhigh
Choosethermalpaperwith
longservingtime
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Depositinplacewithnormal
temperature(around20℃)
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