July 30th, 1996TROUBLESHOOTING
COPY QUALITY TROUBLESHOOTING
7.1.12. Unfused Copies
Possible Cause (Printer)
?The thermistor is defective.
?The fusing pressure roller spring mechanism is defective.
?The wrong type of toner is being used.
?A non-recommended type of paper is being used.
Action:
1. Check if the correct type of paper and toner are being used.
?If it is, go to step 2.
?If not, use recommended types of paper and toner.
2. Try replacing the fusing lamp and the roller.
7.1.13. Ghost Image
Possible Cause (Printer)
?Poor drum sensitivity.
?Dirty hot roller
Action:
?Replace the DTM.
?Clean the hot roller surface.
7.1.14. Toner on the Back of the Printer Paper
Possible Cause (Printer)
?Dirty transfer roller
?Dirty fusing pressure roller
Action:
1. Check if the transfer roller is dirty with toner or not.
?If it is, clean the roller surface.
?If not, go to step 2.
2. Check if the fusing pressure roller is dirty with toner or not.
?If it is, clean the fusing pressure roller.
?If not, check for any other dirty rollers and clean them.
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