• Code: F4H
• Description: Printer: PF PID lock error
• Causes: • PF Encoder failure (contaminated/detached scale, Encoder Board failure) • PF Motor failure • PF drive mechanism overload (paper jam/foreign object) • Cable disconnection

• Code: F6H
• Description: Printer: PF PID excess torque limitation error
• Causes:

• Code: F8H
• Description: Printer: PF load position reverse error
• Causes: • PF Encoder failure (contaminated/detached scale, Encoder Board failure) • Tooth skip of the PF Timing Belt • Improper tension of the PF Timing Belt

• Code: F9H
• Description: Printer: PF load position excess speed error
• Causes: • PF Encoder failure (contaminated/detached scale, Encoder Board failure) • Motor driver failure (Main Board failure) • Tooth skip of the PF Timing Belt • Improper tension of the PF Timing Belt

• Code: FAH
• Description: Printer: PF load position excess load error
• Causes: • PF Encoder failure (contaminated/detached scale, Encoder Board failure) • PF Motor failure • PF drive mechanism overload (paper jam/foreign object) • Cable disconnection

• Code: FCH
• Description: Printer: PF load position error
• Causes: • PF Encoder failure (contaminated/detached scale, Encoder Board failure) • PF Motor failure • PF drive mechanism overload (paper jam/foreign object) • Cable disconnection