User Manual for Handheld Pulse Oximeter
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higher t he tone frequency of pulse beep (sound becomes
sharper); The lower the SpO
2
value is, the lower the tone
frequency of pulse beep (sound becomes flatter).
4.3 Display Screen with PI Value
On the default display screen, press “¿ /À ” Navigation key to
shift screens between default screen and display screen with PI
value. The display screen with PI value is shown below.
Figure 4-2 Display Screen with PI Value
4.4 Menu Setup
On the above mentioned screens, longtime press “ ”keyfor
entering into setup menu screen (as shown in Figure 4-3).