• Code: 563
• Description: Heating roller overheat 3 (software error)
  The detected fusing roller temperature stays at 230°C or more for 1 second.
• Causes: • Defective PSU • Defective IOB • Defective BICU
• Remedy: 1. Replace the PSU. 2. Replace the IOB. 3. Replace the BICU.

• Code: 564
• Description: Heating roller overheat 3 (hardware error)
  The thermopile detects 250°C or more.
• Causes: • Defective PSU • Defective IOB • Defective BICU • Defective fusing control system
• Remedy: 1. Replace the PSU. 2. Replace the IOB. 3. Replace the BICU.

• Code: 565
• Description: Heating lamp consecutive full power 3
  When the fusing unit is not running in the ready condition, the pressure roller-fusing lamp keeps ON full power for 120 seconds or more.
• Causes: • Broken heating roller fusing lamp
• Remedy: 1. Replace the pressure roller lamp. 2. Replace the PSU.

• Code: 569
• Description: Pressure roller contact sensor error
  Pressure roller contact sensor failed to detect 3 times.
• Causes: • Broken or defective pressure roller contact sensor • Deformed or broken pressure roller contact sensor feeler • Defective fusing unit
• Remedy: 1. Turn the main power switch ON/OFF.

• Code: 581
• Description: IH inverter input voltage error
  The IH inverter detects 70V or less/140V or more for 10 seconds.
• Causes: • Unusual input voltage • Disconnected CN981 on the IH inverter • Defective IH inverter
• Remedy: 1. Check CN981 on the IH inverter. 2. Replace the IH inverter.

• Code: 582
• Description: IH inverter current error at power on
  The output current from the IH inverter does not reach the proper value when the IH inverter turns on.
• Causes: • Disconnected power input terminal 1 and 2 • Defective IH inverter • Defective IH coil unit • Defective fusing unit
• Remedy: 1. Check the power input terminals 1 and 2. 2. Replace the IH inverter. 3. Replace the IH coil unit. 4. Replace the fusing unit.

• Code: 585
• Description: IH coil unit full power (1250W) error
  The IH coil unit full power (1250W) continues for 220 seconds or more.
• Causes: • Defective IH inverter • Defective BICU • Defective IOB • Broken connection between IH inverter and IOB • Defective thermopile
• Remedy: 1. Replace the IH inverter. 2. Replace the BICU. 3. Replace the IOB. 4. Check the connection between IH inverter and IOB. 5. Replace the thermopile.

• Code: 610
• Description: Mechanical counter error: K
  This SC is only for NA models. The machine detects the mechanical counter error when SP5987-001 is set to "1".
• Causes: • Disconnected mechanical counter • Defective mechanical counter
• Remedy: 1. Check or replace the mechanical counter.