• Code: 1A23
• Description: RTC analysis error
  The value information on various absolute time stored on NVRAM is abnormal.
• Remedy: Check if the lithium battery is installed properly. Replace the MAIN BOARD ASSY .

• Code: 1A26
• Description: RTC communication error
  The communication with the RTC circuit cannot be made.
• Remedy: Replace the MAIN BOARD ASSY .

• Code: 1A37
• Description: Head thermistor error
  There is something wrong with the Head FFC connection. The Head Thermistor detects a temperature out of the specification. The Head Thermistor has a defect.8).
• Remedy: Check whether the Head FFC is properly connected. If not (slant connection or the like), correct it. Replace the PRINT HEAD(s) .

• Code: 1A38
• Description: Transistor thermistor error
  The transistor is faulty. The thermistor detects a temperature out of the specification.
• Remedy: Replace the PRINT HEAD(s) .

• Code: 1A39
• Description: Head error
  The active signal of head error has been detected.
• Remedy: Replace the PRINT HEAD(s) .

• Code: 1A40
• Description: MAIN BOARD ASSY IC2 error
  The active signal of head error has been detected.
• Remedy: Replace the PRINT HEAD(s) .

• Code: 1A41
• Description: Head rank ID input error
  The information of the Head rank ID is wrong.
• Remedy: Configure the head rank ID again.

• Code: 2000
• Description: NVRAM error
  NVRAM erase or write error has occurred.
• Remedy: Replace the MAIN BOARD ASSY .