Grundig MDI231 User Manual page 21

- The sweat on head or cosmetic can
affect the accuracy of measure-
ment, please maintain the clean-
ness of the forehead when meas-
uring.
- It is normal that there may be tem-
perature difference depending on
various skin types and color, since
different skin type will reflect differ-
ent voltage of infrared ray.
- Don't use the thermometer out-
doors.
NOTE:
1. When measuring, if the environ-
ment exceed the 10- 40°C range
will be showing Err;
2. If the measuring process is wrong-
ly happened, the backlight can be
kind of help to remind that an in-
accurate measurement has been
taken.
Temperature
Range °C
T<32.0°C
T>43.0°C
Duration of light
4 seconds
4 seconds
10. Three-color backlight function
The backlight from LCD will light dif-
ferent color to indicate the tempera-
ture range as below table:
Temperature
Range °F
T<89.6°F
T>109.4°F
Way of Beep
1 long beep
3 short beep
21
Backlight
Green
Red
LCD symbol
"Lo"
"Hi"