SDL Vertical Paper Feed Jam (Feed delay)

Error code
  • 128 SDL Vertical Paper Feed jam (Feed delay)
Occurrence condition
  • SDL Vertical Paper Feed Sensor does not turn ON even after the specified time has passed after receiving the machine's ejection signal.
Assumed cause
  • Rollers, guides, etc. are dirty, deformed, or not installed properly
  • Damaged or malfunctioning SDL Vertical Paper Feed Sensor
  • Dirty, missing, or defective SDL Vertical Paper Feed Sensor
  • Floor Finisher main board failure
Related parts
  • SDL Vertical Paper Feed Sensor
  • SDL Paper Transport Motor
  • Floor Finisher Main Board
Troubleshooting

Step

Confirmation and action

YES

NO

1

Check the Paper transport parts

Is the  Paper transport parts installed properly?

Are the paper transport parts dirty or deformed?

Reinstall the paper transport assembly

Replace if not repaired

Go to step 2

2

SDL Vertical Paper Feed SensorCheck the connection of the connector

Are the SDL Vertical Paper Feed Sensor connected properly?

Go to step 3 reconnect SDL Vertical Paper Feed Sensor
3

SDL Vertical Paper Feed SensorOperation Check

Is the SDL Vertical Paper Feed Sensor operating normally in the diagnostics menu?

Go to step 4 replace SDL Vertical Paper Feed Sensor
4

SDL Paper Transport MotorCheck the connection of the connector

Are the SDL Paper Transport Motor connected properly?

Go to step 5 reconnect SDL Paper Transport Motor
5

Checking the drive transmission part of the SDL Paper Transport Motor

Is the drive transmission part of the SDL Paper Transport Motor operating normally?

Go to step 6 Rework the drive transmission part of the SDL Paper Transport Motor
6

SDL Paper Transport MotorOperation Check

Is the SDL Vertical Paper Feed Sensor operating normally in the diagnostics menu?

Go to step 7 replace SDL Paper Transport Motor
7

Replacing floor finisher main board

Have you reconnected and repaired the connector on the floor finisher main board?

End Replace floor finisher main board