00124C (Sub PF Driven Roller Motor Reversing Error)

Error contents
  • The number of occurrences of reversing the Sub PF Driven Roller Motor has reached a predetermined limit.
Suspected cause
  • Sub PF Driven Roller Motor Encoder cable abnormality (polarity reversal)
  • Sub PF Driven Roller Motor cable abnormality (polarity reversal)
  • Slipping of the teeth of the Sub PF Driven Roller Belt
  • Sub PF Driven Roller Motor Encoder failure
Parts/Components to be checked

  1. Sub PF Belt

  2. Sub PF Encoder
  3. Sub PF Driven Roller Motor
  4. CH83 Main-B Circuit Board
Troubleshooting
StepConfirmation points and methodsPageYESNO
1

Check the Sub PF Belt state.

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

Does the product recover from the error?

Sub PF Belt

Sub 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.

  • Sub PF Encoder to CH83 Main Circuit Board (CN73)
  • Sub PF Driven Roller Motor to CH83 Main-B Circuit Board (CN506)

Does the product recover from the error?

Sub PF Encoder

CH83 Main-B Circuit Board

Sub PF Driven Roller Motor

EndGo to step 3
3

Replace the Sub PF Encoder.

Does the product recover from the error?

Sub PF EncoderEndGo to step 4
4

Replace the Sub PF Driven Roller Motor.

Does the product recover from the error?

Sub PF Driven Roller MotorEndEscalate to person in charge