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Measurement range for SURFACE mode is 32°F -140°F (0°C - 60°C)
Important Note: Area temperature differs from internal body
temperature. To obtain the internal temperature of a person to determine
whether or not fever is present it is essential that your tia NC-9900 is set
to BODY mode.
To change from BODY to SURFACE mode
o Press trigger to activate unit
o Press and hold “°C” button for approximately 3 seconds until screen
displays F1
o Press “°F” button once to display F3
o Press “M” button to view current setting
o Press “°F” button to change from BODY to SURFACE (or vice
versa)
o Press “M” button to select desired choice of mode
o Press trigger to exit
5. Laser and Backlight controls
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Press trigger to activate unit
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If laser beam is off, press ∆ button once to turn back light on only
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Press ∆ button again to also activate laser
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If laser beam and light are set to on, after trigger is pressed to activate
unit
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Press ∆ button once to turn off back light (but leave laser activated)
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Press ∆ button again to turn laser off as well
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Press trigger to exit