21
8� Troubleshooting Guide
Error
message
Problem Solution
Autotest in progress, device not ready.
Wait for forehead symbol to stop
flashing.
Ambient temperature is not within
measurement range.
Place the thermometer in an ambient
temperature between 59° F and 104° F
(15° C - 40° C) for at least 30 minutes.
Forehead temperature above 108 °F (42.2° C)
or surface temperature above 176° F (80° C).
Only use thermometer within
measurement range.
Forehead temperature below 93.2° F (34° C)
or surface temperature below 32° F (0° C).
Only use thermometer within
measurement range.
Batteries low or depleted. Replace batteries.
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