User's Manual

V1.0M122 PULSE OXIMETER OPERATOR＇S MA NUAL
7
it down to continuously increase the value.
Down button: press this button to decrease the value by one decrement. Or press it and
hold it down to continually decrease the value.
Menu/Select button: for entering main menu, or confirming the selection/setting.
Alarm inhibit/off button: Press this button to inhibit alarm sound for 120 seconds. And
long press the button, power off the alarm.
Return/Lock button：On the measuring screen, it serves as Lock button；On the menu
and sub-menu screen, it serves as Return button.
Power switch: Press and hold it down for about 3 seconds to power it on, and for about 4
seconds to turn it off.
Charge indicator: During the oximeter is being charged, the lamp is flashing; when it is
charged to full, the lamp is lighted without flashing; And the lamp is not lighted when it is
not charged.
Adapter socket: for connecting the power adapter.
USB socket：designed to update the software of the device and only serves engineer.
Measurement screen:
Fig.2-2 Digital display Fig.2-3 Wave display
1. Status bar 1&3: The status of the oximeter is shown on the bar.
2. Status bar 2&4: If the measured SpO
2
% or PR value exceeds the alarm limits, there will
be the corresponding information.
3 SpO
2
%：SpO
2
area of display
◆It shows the oxygen saturation level of functional hemoglobin during normal
measurement.
◆The background color of the SpO
2
value is red when the SpO
2
is outside the alarm
limits.