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Joseph HunterAug 10, 2025
How to fix a paper jam error on a Riso SF9390?
- MMorgan BrownAug 10, 2025
To resolve a paper jam error on your Riso printer: * Open the ADF cover and remove any jammed originals. * Check the paper feeding side and lower the paper feed tray to remove any jammed papers. * Pull out the print drum (cylinder) and remove any jammed papers. * Check the paper receiving side and remove any jammed papers.