Probable Causes SolutionsEnvelopes are loaded incorrectly in the bypass tray. • Load envelopes in the bypass tray with the printside up, flaps closed, and the short edge leadinginto the printer.• Ensure that the width guides rest loosely againstthe edge of the envelopes without restricting theirmovement.Envelopes are wrinkling. The heat and pressure of the laser printing processcan cause wrinkling. Use supported envelopes. Fordetails refer to Guidelines for Printing Envelopes.PPaappeerr JJaamm MMeessssaaggee SSttaayyss OOnnProbable Causes SolutionsSome paper remains jammed in the printer. Recheck the paper path. Ensure that you haveremoved all of the jammed paper.One of the printer doors is open. Check the doors on the printer. Close any door that isopen.Note: Check for any torn pieces of paper in the paper path, then remove the paper.JJaammss DDuurriinngg AAuuttoommaattiicc 22--SSiiddeedd PPrriinnttiinnggProbable Causes SolutionsUsing paper of the wrong size, thickness, or type. • Use only Xerox-approved paper. For details, referto Supported Paper Types and Weights forAutomatic 2-Sided Printing.• For automatic 2-sided printing, do not usetransparencies, envelopes, labels, reused paper,damaged paper, or paper heavier than 105 g/m².Paper is loaded in the wrong tray. Load paper into the correct tray. For details, refer toSupported Paper.Tray is loaded with mixed paper. Load the tray with only one type and size of paper.Xerox® WorkCentre® 3335/3345 Multifunction PrinterUser Guide187Troubleshooting