• Code: 16,003.45
• Display: 16,003.45: TCP_THERMISTOR_ HOT
• Description: The preheater heater is running away. Unplug the printer NOW! Check the preheater cabling. Replace the preheater.

• Code: 16,004.46
• Display: 16,004.46: TCP_THERMISTOR_ SLOW
• Description: The preheater is not heating at all, or is not heating as quickly as it should. Check for an open connection. Replace the paper preheater. Replace the power supply.

• Code: 16,005.47
• Display: 16,005.47 TCP_THERMISTOR_ADC _BAD
• Description: An inalid reading is being reported by the preheater thermistor. Verify the connections to the paper preheater, replace the paper preheater, replace the main board, and then replace the power control board.

• Code: 19,001.4X
• Display: 19,001.4X HC_DEV_FAULT (0x01)
• Description: Occurs during the scales and offset calibration. Any part in the chain could be responsible for the incorrect reading including the printhead electronics, the A/D electronics, the waveform generation electronics, power supply, wave amplifier (on the power control board), printhead interconnect cable.

• Code: 19,002.4X
• Display: 19,002.4X HC_DEV_FAULT (0x02)
• Description: Occurs when the printer is attempting to determine how many data taps the printhead uses. Any part in the chain may be responsible for the reading, including the printhead electronics, the A/D electronics, the waveform generation electronics, power supply, wave amplifier (on the power control board), and printhead interconnect cable.

• Code: 19,008.63
• Display: 19,008.63 HC_PROG_FAULT(8)
• Description: Incorrect Printhead Installed. The printhead installed on the printer is not the correct type the software was compiled for.

• Code: 2,001.40
• Display: 2,001.40: SY_DEV_FAULT_IO_ RIGHT
• Description: The engine cannot detect the presence of the right I/O board. Ensure the connections are sound.

• Code: 2,002.40
• Display: 2,002.40: SY_DEV_FAULT_IO_ LEFT
• Description: The engine cannot detect the presence of the left I/O board. Ensure the connections are sound.