Frequently Asked Questions; Troubleshooting - Oricom IET400 User Manual

Frequently Asked Questions

Frequently Asked Questions
Screen Reasons
display
When the target object
temperature is higher than
measurement range. If ear
HI
temperature is more than
43.0°C, the LCD screen will
show "HI" indication.
When the target object
temperature is lower than
measurement range. If ear
Lo
temperature is less than
34°C, the LCD screen will
show "Lo" indication.
This product has an upper
limit operating temperature
of 40°C. When the ambient
Er.H
temperature exceeds this
temperature point, the LCD
screen will display an error
message "Er.H".
This product has a lower
limit operating temperature
of 10°C. When the ambient
Er.L
temperature exceeds this
temperature point, the LCD
screen will display an error
message "Er.L".
When the environment
temperature changes
rapidly about 5 degrees,
Err
it will show " Err " during
measurement in object
temperature mode, then
shutdown automatically.
When the operation is wrong, if the sound is turned on, then the
sound will read the value and remind at this moment. (A short
beep will be heard.)
Solutions
1. (When the measurement
probe is not properly
placed in the ear canal
or if the measurement
distance is too far during
the measurement process,
the measurement result
may be low.)
2. When measurement
probe is dirty, the
measurement value may
be low; (See cleaning
instructions above).
When you operate this
product, the environment
temperature cannot be
greater than 40°C.
When you operate this
product, the environment
temperature can not be
lower than 10°C.
When it shows "Err",
please place this product
and keep steady in current
environment for 30 minutes
before next measurement.
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Troubleshooting

Issue Reasons
The battery is flat.
When the power
is turned on, the
The battery
screen can not be
polarity may be
displayed.
incorrect.
The measurement
position is not
correct.
The measurement
temperature is
low.
Possible dust on
sensor or ear wax
in ear.
Big temperature Measurement
fluctuations interval is too
with continuous short.
measurement.
Troubleshooting
Solutions
Replace the new
battery.
Check battery
polarity, as per
markings on the
case.
Measure the
temperature correctly
according to the
instructions.
Clean thermometer
and ear canal.
Wait at least 10
seconds between
measurements.
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