Troubleshooting

Display Meaning Action
er0 There is a general failure of the thermometer’s function. Reset the thermometer by pushing the “ONE” and the “M” buttons simutaneously for 3 seconds. IF the thermometer still does not function, send the thermometer for repair.
er0 The Thermometers own temperature is not within its operating range 16°C to 36°C. Put the thermometer in a room within the temperature range of 16°C to 36°C. Wait 30 minutes before taking a new measurement.
er0 The measured temperature is not within the human temperature range of 34.6°C to 42°C. Repeat measurement and wait for beep to be heard before you remove the thermometer.
er0 Battery voltage is low. Only a few more measurements can be taken. Replace the old battery with a new battery.
er0 Battery voltage is low. No measurement is allowed. Immediately replace the old battery wtih a new battery.
No Touch does not function or respond. No display or fixed display. The thermometer should be reset or the battery should be replaced. Reset the thermometer by pushing the “ON” and the “M” buttons simultaneously for 3 seconds or replace the old battery with a new battery. If thermometer still does not function, end the thermometer for repair.