Welch Allyn 9600 Plus Calibration Tester - User Manual - Manual (Page 22)

16 Chapter 3 Operation Welch Allyn 9600 Plus Calibration Tester
cotton swab, and let air dry for 5 minutes.Do not use any
chemical other than alcohol to clean the probe window.
2. Place the Braun ThermoScan Pro 4000 in Calibration Mode
using the following steps.
a. Push and release the I/O MEM button to turn the product
on. The display will show symbols and functions. The Pro
4000 will perform an automatic self check. After a few
seconds you will hear a beep and see three dashed lines, a
sound symbol, and ° C or ° F on the display.
b. Push the I/O MEM button again and keep it pressed for
the following steps:
• After approx. 3 seconds the “OFF” symbol will flash on
the display (keep the button depressed).
• When you hear a beep, release the button immediately.
• The Pro 4000 is now in calibration check mode and the
display is flashing and showing the “CAL” symbol.
3. Apply a new probe cover. Place the probe firmly into the Ear
Device Port (Figure 5) .
4. Wait approximately three seconds, press the thermometer
Start button, and watch for the "Exac Temp" light to flash.
5. Leave the thermometer in the 9600 Plus Calibration Tester
until you hear a beep.
6. Remove the Pro 4000 Thermometer from the 9600 Plus
Calibration Tester and read the temperature in the
thermometer’s display. If the temperatures are within ±0.2° C
(±0.4° F), the thermometer is within calibration.