Troubleshooting

6.1.1 Basic Check List

1.Check the Power.

Does "Warming Up" appear on the display?

--> If not check power cable, switch or SMPS. --> Does the wall socket work?

Do the Motors or other components initialize (listen for main motor, fan and LSU sounds)? --> If not or there are none of the normal startup sounds check cable, switch or SMPS. --> Does the wall socket work?

2.Check the LED of Panel.

Is there On-Line LED ON?

--> If not check power cable, switch SMPS or Main board. --> Does the wall socket work?

• Is the abnormal Lamp?

--> Check the main PBA and cable harness.

3.Check the Paper Path

Is there a Paper Jam?

--> Remove any paper fragments caught in the paper path.

• Paper Jam occurs repeatedly at a specific point in the Paper Path --> Open the fuser cover, Jam clear.

--> Dismantle the machine and carefully inspect the region where the jam occurs. (Especially, check if paper fragments are caught in the Fuser

4.Print the Information Page (Configuration).

Try printing a test page from a computer.

--> If there is an error check cables and driver installation.

5. Check the Print Quality.

•Is there are a Print Quality Problem?

--> Refer to section 6.5 (Page 6-17).

6. Check consumables (toner etc.).

•Using the keys print the Test Pattern.

--> Expected life of various consumable parts, compare this with the figures printed and replace as required

6-2Service Manual

Samsung Electronics

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Samsung ML-2015/XEV manual Basic Check List