9
It shall display “Er1” when ambient
temperature exceeds 104
°
F/40.0
°
C or drop
below 50.0
°
F/10.0
°
C.
3 short tick and
green backlit
for 3 seconds.
It shall display “ErC” if there is EEPROM
data reading error or the correcting process
is not finished. Please contact your supplier.
3 short tick and
green backlit
for 3 seconds.
Low-voltage signal when the battery voltage
is below2.61V±2%. Please replace battery.
silence
Power Off Mode
The thermometer will power off automatically if no activity is detected for 5
seconds.
Attention:
●Electromagnetic interference: INV-DC200 contains sensitive electronic
components, and you should not use product in an area with
electromagnetic interference (e.g. near mobile phones and microwaves)
●Please dispose the used products and batteries in accordance with
local regulation requirements.
●Please remove the battery if you do not plan to use the device for long
time.
7.
Troubleshooting
Symptom
Possible Cause
Solution
The
thermometer
fails to power
on.
The battery level is
extremely low.
Use new batteries of the
same model or
specifications.
Polarities of the
batteries are
reversed.
Ensure that the batteries
are correctly installed
according to the polarity
symbols in the battery
compartment.
The thermometer is
faulty.
If the warranty period does
not expire, contact Innovo.
Only the battery
The battery level is
Use new batteries of the
6
Incorrect position Correct Position
Figure 1
For children > 1 year old, gently pull the ear up to ensure the ear canal is
straight (See Figure 1). Position the temperature probe carefully so that it
is aligned with the eardrum to ensure accurate measurement readings.
This applies to adults as well. For children < 1 year old, gently pull the ear
straight back to ensure the ear canal is straight (see Figure 2).
Figure 2
Press button F2 to take measurement. The temperature will be shown on
the LCD display.
Do not press the F2 button for more than 3 seconds
as you will activate the memory retrieval mode.
. You can take
another measurement by simply pressing the F2 button again.
In order to avoid inaccuracy:
1. Please make sure that there is no dirt on the temperature sensor
2. Please use the thermometer indoors or in an environment where there
is no strong air draft
3. Try to keep the subject stationary.
4. Make sure there isn’t any sweat, water or condensation on the
forehead.
5. If INV-DC200 is transferred from an environment where the ambient
temperature might be different, please wait 10 minutes and follow rule
