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Factory Reset
If at any point you want to return your thermometer to the factory settings ,while
thermometer is turned on, press and hold the "MODE" button until the LCD displays "rst".
After 2 seconds the factory settings will be restored to the device.
Troubleshooting
MESSAGE
Body
C
°
Body
°
C
Body
C
°
Body
C
°
Surface temp
Body
°
MEMO
C
Room
°
F
Time
10
SITUATION
Temperature taken in not within
typical human temperature range.
(34.0°C~43.0°C or 93.2°F 109.4°F).
Measured over the distance:
1-5 cm (0.4-2in)
Incorrect test position.
Subjects forehead hair, antipyretic
stickers, head with sweat, etc.
Operating temperature exceeds the
range of specified temperature.
The screen flicker, automatically
turns off.
Low Battery Warning: When the
battery is running low, the display
flashes the low battery warning
symbol; however, the device can still
work until the battery life has 0% left
Battery capacity is too low. Taking
temperature is not allowed.
Ambient temperature changes
too fast.
(1) Power is off.
(2) Improper battery installation.
(3) The battery is exhausted.
(4) Display remains blank.
SOLUTION
Make sure the forehead
thermometer is for forehead
measurement, not another
human body site.
Optimum measurement distance:
1cm (.4in)
See figure 3 measuring
position and distance.
Have subjects sit quietly 5-10
minutes before the test.
Move to a room within the operating
range and wait 30 minutes before
taking temperature.
Replace battery or the product has
been damaged, and needs repairs.
Install a new battery. See "Replacing
the Battery" for instructions.
Install a new battery. See "Replacing
the Battery" for instructions.
Wait until the ambient temperature
is stable.
(1) Press ON button again.
(2) Check the battery polarity.
(3) Replace with a new battery.
(4) Contact the retailer or service
center.
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