Horizontal Lines - Epson EPL-5700 Service Manual

EPL-5700

3.4.4 Horizontal Lines

If the phenomenon shown below that black lines appear with certain spaces
is caused by drum or rollers, defective parts can be determined by
measuring its space between lines, as it is shown in Table 3-21.
Figure 3-10. Horizontal Lines with Spaces
Table 3-21. Finding defective parts
Parts Name
Toner cartridge Sleeve
Drum cartridge OPC drum
Transfer roller Roller
Fusing unit Heat roller
Back-up roller
Rev. A
Space
Space
Diameter of each roller/Space
15.8mm/49.6mm
30mm/94mm
16mm/50.2mm
20mm/62.8mm
21.6mm/67.8mm
Chapter3 Troubleshooting
3-14