Braun WelchAllyn ThermoScan PRO 4000 Service Documentation page 7

Welch
Allyn
Part Number: 701627
Calibration Mode:
Welch Allyn
Service Documentation
To enter the calibration mode, perform the following steps:
•
Use a new probe cover for calibration check.
•
Turn the product on by push the
will be shown on the display.
- Automatic self-check.
- After few seconds a beep signal is audible, the display shows these symbols.
•
Push the -button again and keep it pressed for the following steps:
- After approximately 3 seconds the "OFF"-symbol is flashing on the display.
- After approximately 5 more seconds a beep signal is audible, now ...
release the -button immediately.
The product is now in calibration check mode: the display is flashing and
showing "CAL" and "
correct temperature.
After each measurement the display is flashing and showing "CAL" and
" - -
only (two) " alternately, the probe tip is not heated up. No measurement is
possible.
Push the "start" - button for new heating up of the probe tip. The appliance will
show again ("CAL" and "
-button. Following symbols and functions
- - -
" alternately. The probe tip is heated up to the
- - -
"). It is now ready for a new measurement.
Rev. G
701627 REV. G
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