SDL Alignment Plate Upper HP Sensor Jam

Error code
  • 125 SDL Alignment Plate Upper HP Sensor Jam
Occurrence condition
  • After moving the SDL Alignment Plate Upper to the SDL Alignment Plate Upper HP Sensor, the ON state of the sensor was not detected even after the specified time had passed.
Assumed cause
  • SDL Alignment Plate Upper is not installed properly
  • Broken or malfunctioning SDL Alignment Plate Upper HP Sensor
  • SDL Alignment Motor Upper falling off or malfunctioning
  • Failure of the SDL Unit Main Board
  • Floor Finisher main board failure
Related parts
  • SDL Alignment Plate Upper
  • SDL Alignment Plate Upper HP Sensor
  • SDL Alignment Motor Upper
  • SDL Unit Main Board
  • Floor Finisher Main Board
Troubleshooting

Step

Confirmation and action

YES

NO
1

Check SDL Alignment Plate Upper

Manually check if the SDL Alignment Plate Upper moves and is it smooth?

Go to step 2

Reinstall the SDL Alignment Plate Upper
2

SDL Alignment Plate Upper HP SensorCheck the connection of the connector

Is the SDL Alignment Plate Upper HP Sensor connected properly?

 Go to step 3 Reconnect the SDL Alignment Plate Upper HP Sensor
3

SDL Alignment Plate Upper HP SensorOperation Check

Is the SDL Alignment Plate Upper HP Sensor operating normally in the diagnostics menu?

 Go to step 4 Replace the SDL Alignment Plate Upper HP Sensor
4

SDL Alignment Motor UpperCheck the connection of the connector

Is the SDL Alignment Motor Upper properly connected?

 Go to step 5 reconnect SDL Alignment Motor Upper
5

SDL Alignment Motor UpperOperation Check

Is the SDL Alignment test working properly in the diagnostics menu?

 Go to step 6 Replace SDL Alignment Motor Upper
6

Replace SDL Unit Main Board

Have you reconnected and repaired the connector on the SDL unit main board?

 Go to step 7 Replace the SDL Unit Main Board
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