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Error code: 122B

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Description :

• PF Over speed error

Explanation :

• The PF MOTOR was driven at a speed faster than a predetermined one during deceleration.
• PF irregular load.
• PF ENCODER failure.
• SUB-B BOARD is damaged.
• PF MOTOR driver failure.

Check points :

• Does the PF ENCODER work properly?

Remedy :

• Replace the PF ENCODER.
• Replace the SUB-B BOARD.
• Replace the MAIN BOARD.

en,Epson,SC-T7000 series.SC-T5000 series.SC-T3000 series.SC-T7200 series.SC-T5200 series.SC-T3200 series.SC-T7200D series.SC-T5200D series,PRINTER,122C,Description :

• PF Reversing error

Explanation :

• The number of occurrences of reversing the PF MOTOR has reached a predetermined limit.
• The polarity of PF ENCODER cable is opposite.
• The polarity of PF MOTOR cable is opposite.
• Slipping of the teeth of PF TIMING BELT PF ENCODER failure.

Check points :

• Check connection and installation direction for PF ENCODER to SUB-B BOARD.
• Check connection and installation direction for PF MOTOR to SUB-B BOARD.
• Check if the tension of the PF TIMING BELT is proper.
• Does the PF ENCODER work properly?

Remedy :

• Adjust the tension of the PF TIMING BELT.
• Replace the PF ENCODER.