00122C (PF Driven Roller Motor Reversing Error)

Error contents
  • The number of occurrences of reversing the PF Driven Roller Motor has reached a predetermined limit.
Suspected cause
  • PF Driven Roller Motor Encoder cable abnormality (polarity reversal)
  • PF Driven Roller Motor cable abnormality (polarity reversal)
  • Slipping of the teeth of the PF Driven Roller Belt
  • PF Driven Roller Motor Encoder failure
Parts/Components to be checked
  1. PF Belt
  2. PF Encoder
  3. PF Driven Roller Motor
  4. CH83 Main-B Circuit Board
Troubleshooting
StepConfirmation points and methodsPageYESNO
1

Check the PF Belt state.

  • Check that the PF Belt is installed correctly. If an abnormality is found, reinstall it.
  • Check that the PF Belt tension is within the standard value. Adjust the PF Belt tension adjustment if it is outside the standard value.

Does the product recover from the error?

PF Belt

PF Belt Tension Check & Adjustment

EndGo to step 2
2

Check the following connections for an abnormality such as a connector disconnection or a broken cable. If an abnormality is found, reconnect it.

  • PF Encoder to CH83 Main Circuit Board (CN72)
  • PF Driven Roller Motor to CH83 Main Circuit Board (CN503)

Does the product recover from the error?

PF Encoder

CH83 Main-B Circuit Board

PF Driven Roller Motor

EndGo to step 3
3

Replace the PF Encoder.

Does the product recover from the error?

PF EncoderEndGo to step 4
4

Replace the PF Driven Roller Motor.

Does the product recover from the error?

PF Driven Roller MotorEndEscalate to person in charge