Welch Allyn 9600 Plus Mode D'emploi page 26

18 Chapter 3 Operation
1. Check the probe tip lens window for displacement. There
shouldn't be any gap in the seam formed between bezel and
the lens window. If a gap exists the unit is damaged and must
be replaced.
2. Gently wipe the probe tip with a cotton swab slightly
moistened with isopropyl alcohol using care not to displace
the lens window; remove excess alcohol with a clean cotton
swab, and let air dry for 5 minutes. Do not use any chemical
other than alcohol to clean the probe window.
3. 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 approximately. 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.
4. After entering calibration mode (CAL), wait 1 minute before
taking the first temperature.
Caution Prolonged body contact with the thermometer
may impact measurements. When instructed to wait
before performing the next step place the thermometer
on the work surface.
Welch Allyn 9600 Plus Calibration Tester