• Code: 1A37
• Description: Thermistor error
  • The Head FFC is not connected correctly. • A temperature out of a predetermined range was detected by the Head thermistor. • Head thermistor failure
• Remedy: 1. Replace the Head FFC. 2. Replace the Print Head.

• Code: 1A38
• Description: Transistor environmental temperature error
  • Transistor failure • A temperature out of a predetermined range was detected by the Head thermistor.
• Remedy: Replace the Print Head.

• Code: 1A39
• Description: Head error
  • Connection failure of the Head FFC. • Electric parts or components are damaged due to improper Head FFC connection such as connecting it at an angle. • The drive circuit in the Print Head is damaged. • The fuse of the Main Board has blown.
• Remedy: 1. Replace the Head FFC. 2. Replace the Print Head. 3. Replace the Main Board.

• Code: 1A41
• Description: Head rank ID input error
  An invalid Head rank ID was written to the NVRAM.
• Remedy: Rewrite the Head rank ID with a correct one.

• Code: 1A50
• Description: I2C communication error between elements on ASIC and MAIN
  An I2C communication error has occurred in the Main Board.
• Remedy: Replace the Main Board.

• Code: 1A51
• Description: I2C communication error between elements on ASIC and SUB
  An I2C communication error between the Main Board and Sub Board has occurred.
• Remedy: 1. Replace the FFC that connects the Main Board and Sub Board. 2. Replace the Sub Board. 3. Replace the Main Board.

• Code: 1F80 ... 1FC1
• Description: CSIC error
• Remedy: 1. Replace the IC Holder. 2. Replace the Main Board.

• Code: 2000
• Description: NVRAM error
  NVRAM erase or write error has occurred.
• Remedy: Replace the Main Board.