If The Error Code Is "390 - Oki ES5473 User Manual

If the Error Code is "390"

1
If documents are set in the ADF or on the document glass, remove them.
2
If paper is loaded on the MP tray, remove the paper.
3
Hold the handle (B) and open the scanner unit (a) completely.
4
Press the button (A) and open the output tray (b) completely.
The fuser unit is extremely hot. Do not touch it.
While removing consumables, be careful not to hit them to the LED head.
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9. Troubleshooting
Possible to get burned.