Operation Manual
EN 60
ERROR CODES
Error Code General Functions
TEMP SENSOR OPEN ERROR
It occurs due to a defective sensor, misplaced wires, a defective PCB and 
when A/D value that MICOM senses rises over 250.
TEMP SENSOR SHORT ERROR
It occurs due to a defective sensor, misplaced wires, a defective PCB and 
when A/D value that MICOM senses falls under 5.
TEMP SENSOR TARGET TEMP ERROR (PREHEATING ERROR)
It occurs when the preheating is not completed in 30 minutes.
ABNORMAL TEMP SENSING ERROR 
It occurs when the temperature of cavity inside is over 250 °C for 
10minutes.
EEPROM OPEN ERROR
It occurs when EEPROM communication is error during initial power 
setting.
EEPROM READ & WRITE ERROR
EEPROM use does not occur.
STEAM SENSOR OPEN ERROR
It occurs due to a defective steam sensor, misplaced wires, a defective 
PCB and when A/D value that MICOM senses rises over 250 for 
3minutes.
STEAM SENSOR SHORT ERROR
It occurs due to a defective steam sensor, misplaced wires, a defective 
PCB and when A/D value that MICOM senses falls under 5 for 3minutes.
NAK SIGNAL ERROR
Nak signal occurs if initial power-up for more than 1 minute.
COMMUNICATION ERROR 
It occurs when not communicating between main and sub PCB for more 
than 10 seconds.
KEY SHORT ERROR
This error occurs when a button is pressed and held for over 60 seconds.
It may occur when water soaks through the inside of the control panel or 
dust particles are stuck to touch pad.
If any of these errors occur, please contact ATAG Customer Service.










