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Troubleshooting, Symbols – ReliOn Thermometer User Manual

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Troubleshooting

Display Symbol

Condition/Cause

Corrective Action

Measurement is below

Retake temperature positioning

normal temperature range.

the probe snugly into the ear
canal.

Measurement is above

Retake temperature positioning

normal temperature range.

the probe snugly into the ear
canal.

Operating temperature is

Take thermometer to a room

outside of the permissible

where the temperature is

range (60.8°F – 104.0°F;

within the permissible range.

16.0°C – 40.0°C)

Wait 45 minutes to stabilize
thermometer. Retake
temperature positioning the
probe snugly into the ear
canal.

Blank display

Check battery polarity or
voltage. May need to replace
battery.

Low battery

Replace battery immediately.

Low battery warning

Unit will work; however,
replace battery when possible.

Symbols

Fahrenheit/Celsius

Memory symbol and
measurement number

Scanning in progress

Low battery

Happy face
Indicates temperature is lower
than 100.4°F (38.0°C)

Sad face
Indicates temperature is higher
than 100.4°F (38.0°C)

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