• Code: 2801
• Display: Printhead error Open top cover and replace the printhead.
• Description: Printhead [X] DI correction failure [X]: Double-head model: R head DI correction failure Single-head model: Head DI correction failure
• Remedy: Replace the printhead.

• Code: 2802
• Display: Printhead error Open top cover and replace the printhead.
• Description: An invalid printhead has been mounted in [X]. [X]: Double-head model: Invalid head mounted on the R-side Single-head model: Invalid head mounted
• Remedy: Replace with a valid printhead. (An error has occurred but the printhead itself is not damaged, so communication has been maintained properly.)

• Code: 2803
• Display: Printhead error Open top cover and replace the printhead.
• Description: Printhead [X] EEPROM error [X]: Double-head model: R head EEPROM error Single-head model: Head EEPROM error
• Remedy: Replace the printhead.

• Code: 2804
• Display: PHeads: wrong pos. Open top cover and check the printhead positions.
• Description: Printheads mounted in L/R opposite positions L printhead is mounted on R side.
• Remedy: Replace with a valid printhead. (An error has occurred but the printhead itself is not damaged, so communication has been maintained properly.) The L/R printheads cannot be interchanged.

• Code: 2805
• Display: Printhead error. Open top cover and replace the printhead.
• Description: The specified time has been passed in lower printhead temperature than the specified temperature.
• Remedy: 1. Acclimate to room temperature. 2. Replace the printhead. 3. Replace the main controller PCB. 4. Replace the CR board.

• Code: 2807
• Display: PHeads: wrong pos. Open top cover and check the printhead positions.
• Description: Printhead mounted in L/R opposite positions. R printhead is mounted on L side.
• Remedy: Replace with a valid printhead. (An error has occurred but the printhead itself is not damaged, so communication has been maintained properly.) The L/R printheads cannot be interchanged.

• Code: 2808
• Display: No left printhead Install left printhead.
• Description: Printhead L non-existing
• Remedy: 1. Check the status of the printhead mounted. 2. Mount the long flexible cable and check the status of the cable being locked.

• Code: 2809
• Display: Left printhead error Open top cover and replace the left printhead.
• Description: Printhead L DI correction failure
• Remedy: Replace the printhead.