![background image](/i/oki/156748/oki-b721dn/h/oki-b721dn-090.png)
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When an Error Message is Displayed on the Display Screen
4
4.
Troubleshooting
11
Close the top cover (3).
Memo
●
You can close the top cover smoothly if you close the
front cover halfway.
Be careful not to let the front cover return to its open
position.
3
12
Close the front cover (2).
Note
●
The front cover cannot be closed if the top cover is
not closed securely.
2
Removal of jammed paper is completed.
Error Codes 382, 383, 385, 639, and
640
A paper jam has occurred around the fuser unit.
1
Insert your finger into the recess on
the right side of the printer and pull the
front cover open lever (1) to open the
front cover (2) forward.
Note
●
Open the front cover gently. If you open it rapidly,
the MP Tray may open.
1
2
2
Open the top cover.
3