Page 1 of 5Calibration/verification
Calibration/verification of the Braun
ThermoScan device
A Welch Allyn authorized service center must perform individual module calibration and verification
activities.
NOTE: The tests are product specific.
Welch Allyn service test equipment and training is available. Contact Welch Allyn Customer
Service for information.
Braun ThermoScan display and error codes
Display Definition/Description Required action
Display indicates normal operation
after reading is taken.
Display indicates normal operation
after device is turned off.
Display indicates reading stored in
memory.
Setting used to change the default
temperature scale.
Calibration mode.
None.
None.
Turn device on.
None.
See manufacturer's instruction
guide.
See manufacturer's instruction
guide.
See manufacturer's instruction
guide.
Setting displays hours remaining
before anti-theft function of the device
is enabled and device is locked.
Anti-theft function of the device is
enabled; device is locked.
None.
See manufacturer's instruction
guide.
Return device to station for
unlocking.
See manufacturer's instruction
9/28/2010file://C:\Documents and Settings\grahamw1\Local Settings\Temp\~hhD427.htm
guide.
Page 2 of 5Calibration/verification
Battery is low, but thermometer will
still operate correctly.
Battery is too low to take correct
temperature measurements.
Anti-theft function of the device is
enabled; device is locked. Batteries are
low.
No probe cover is attached. Attach new, clean probe cover.
No probe cover is attached and
batteries are low.
Insert new batteries.
Insert new batteries.
Return device to station for
unlocking.
Insert new batteries.
See manufacturer's instruction
guide.
Attach new, clean probe cover.
Insert new batteries.
Position error.
Ambient temperature is not within the
allowed operating range of 50 - 104 °F
(10 - 40 °C) or is changing too rapidly.
Temperature taken is not within
typical human temperature range.
HI will be displayed when temperature
is higher than 108 °F (42.2 °C).
LO will be displayed when
temperature is lower than 68 °F (20 °
Clear the display by pushing
the Start button once.
Ensure that the position of the
probe is correct and remains
stable.
Allow the thermometer to
remain in a room where the
temperature is 50 - 104° F (10 40° C) for 30 minutes.
Ensure that the probe tips and
lens are clean and a new, clean
probe cover is attached. Ensure
that the thermometer is
properly inserted into the ear
canal.
9/28/2010file://C:\Documents and Settings\grahamw1\Local Settings\Temp\~hhD427.htm