Epson EPL-5800 Service Manual page 62

EPSON EPL-5800
Table 3-11. Print Quality Problems 2
Symptom Possible Cause
Back of paper gets Fusing roller is dirty
dirty.
Transfer roller is dirty.
Paper path is dirty.
0951o226
Low image density. No toner in the toner
cartridge.
OPC drum is at the end of
life.
Defective developing bias.
0951o214
Foggy background. Defective developing bias.
OPC drum is at the end of
life.
0951o218
Troubleshooting
Solution
Replace the fusing unit (fusing roller).
Replace the transfer roller.
Clean the paper path.
Replace the toner cartridge.
Replace the drum cartridge.
Replace the high voltage unit (HV1).
Replace the main control board.
Replace the high voltage unit (HV1).
Replace the main control board.
Replace the drum cartridge.
Troubleshooting
Table 3-11. Print Quality Problems 2
Symptom Possible Cause
White line. Black There is scar or damage on
line. the OPC drum.
Defective print head.
0951o222
Offset image. Defective fusing roller.
Defective transfer roller.
0951o219
Revision B
Solution
Replace the OPC drum.
Replace the print head.
Replace the main control board.
Replace the fusing unit (fusing roller).
Replace the transfer roller.
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