Samsung MultiXpress K7 Series Service Manual page 452

A3 mono copier

Table of Contents

4. Troubleshooting

2) Image contamination (Pressure roller contamination)

Image (Front/Back side of paper) is contaminated with toner

Toner is contaminated on the surface of pressure-poller with low coverage, mainly simplex, and low duty jobs.

Troubleshooting

1) Install Vx.D6.08 or latest version.

2) Make sure 'Clean Fuser' function is set to 'Auto'.

Vx.D6.08 or later version has Auto 'Clean Fuser' function as default.

If you are using 'On' mode previously, that pre-existing setting value will be kept as before. Otherwise, it will be

changed to 'Auto'.

You can use 'On' mode and set desired interval as you need.

(SVC mode → Service Functions → Clean Fuser → Auto)

3) To execute fuser cleaning function manually, press 'Execute Now'.

4) Repeat step '3)' up to 6 times until you cannot find any contamination on the fuser cleaning sheet.

If the contamination on the fuser cleaning sheet still exists, you may need to clean the pressure-roller with soft

brush or scraper with care.

a) Open the fuser jam cover. Remove 3 screws. And, remove the brush.

Troubleshooting