Epson WorkForce Pro WP4520

Paper out error

Occurrence Condition

This error occurs when the top of paper cannot be detected by PE Sensor within the specified steps even if the paper has been fed correctly. (No paper / paper loading failed / paper is fed at slant)

Occurrence Timing

• During feeding paper

Remedy

1. Set paper to 1st cassette or Rear MP Tray, and press the “Start” button.
2. If a paper stops before reaching PE Sensor, remove it and check the paper condition.
3. A) If paper has no damage, set edge guide correctly after setting paper in 1st cassette or Rear MP Tray, and perform Step 2 again.
   B) If paper is damaged, check for foreign materials / detached parts / deformed parts in the paper path.
4. If the problem is not solved by 3-A) & 3-B), check the following.
   • Foreign object
   • Detached parts
   • Movement of Trigger Lever of Rear ASF
   • Tension of ASF Timing Belt
   • Surface condition of LD Roller of Rear ASF, Pickup Roller and paper feed rollers in Duplex Unit
   • PE Sensor Lever
   • PE Sensor
   • Main Board
   • PF Motor
   • Cassette Assy
   • Paper Stopper Assy