Dog ears (bent corners)
Medium severitySymptoms
Sheet corners folded in the delivery pile or on the print
Probable causes
- Sheet striking stops at high speed
- misdirected delivery air
- paper curl
- badly placed guides
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The Print Guy · 2026-10-05
Other problems in this category
Feeder/Delivery · TPG-198
Excessive speed for the job
Everything worsens with speed: registration, dog ears, piling
Feeder/Delivery · TPG-200
Messy delivery pile
Misaligned sheets; impossible to take even lifts for the next process
Feeder/Delivery · TPG-201
Marking in the delivery (tracking)
Wheel or star marks on the freshly printed face
Feeder/Delivery · TPG-203
Underside scratching (table and transfer cylinders)
Scratches on the already-printed back when printing the second side
Feeder/Delivery · TPG-195
Sheet arriving skewed at the front lays
Inconsistent side or front registration; stops from skewed sheets
Feeder/Delivery · TPG-196
Double sheet not detected
Two sheets enter together: smashed blanket, emergency stop