Samsung MultiXpress M5360

10. Stains on back of page

• Description : The back of the page is stained.

Probable Cause	Solution
The transfer roller is contaminated or worn out.	Replace the transfer roller.
The pressure roller or heat roller in fuser unit defective.	1) Turn the machine off. 2) Remove and replace the fuser unit. 3) Turn the machine on. WARNING Do not touch the fuser unit while it is hot.

11. Blank page

• Description : No visible image anywhere on the output.

Probable Cause	Solution
The contact terminal of the imaging unit is bad.	1) Clean the contact terminal of the imaging unit. 2) Replace the imaging unit.
The surface of transfer roller is contaminated or worn out.	Replace the transfer roller.
The LSU window is contaminated.	1) Clean the LSU window. 2) Replace the LSU
The connection between the LSU and main board is defective.	1) Disconnect and reconnect the harness. 2) Replace the harness.
The connection between the main board and HVPS board is bad.	Reconnect the harness. If the main board or HVPS board is defective, replace it.

12. Partial image void

• Description : The partial void occurs in the printed page.

Probable Cause	Solution
The printer is not installed on flat ground.	Install the printer on flat ground. Print 10 sample pages for test.
The developer circulation in the imaging unit is bad.	1) Shake the imaging unit 2~3 times from right to left. Reinstall the imaging unit. Print 10 sample pages for test. 2) If the problem persists, replace the imaging unit.
The contact between imaging unit and transfer roller is bad.	Check if the imaging unit and transfer roller are installed properly.