IBM InfoPrint 20 User Manual page 70

4. Remove any jammed paper.
5. Close the fuser jam access cover.
6. Close the fuser cover.
7. If you removed the duplex unit, reattach it now. See "Installing The Duplex Unit"
on page 120.
8. Verify that READY appears on the operator panel.
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InfoPrint 20: User's Guide -- Web Version