D. Get the information directly from screen display.
E. When working, the display direction can be changed by pressing the button shortly. There are
six modes of direction.
F. In working item，long press can change the lighteness of the screen .
When finger put into the rubber cushions of the clip, make sure nail is upturned.
8. Cleaning and Disinfecting
Using alcohol to disinfect the device, nature dry or clean it with clean soft cloth.
9. Repairing and Maintenance
1. Please change the batteries when the low-voltage indicator lightens.
2. Please clean the surface of the device before using. Wipe the device with alcohol first, and then let
it dry in air or clean it by dry clean fabric.
3. Please take out the batteries if the oximeter is not in use for a long time.
4. The best storage environment of the device is - 20ºC to 55ºC ambient temperature and not higher
than 95% relative humidity.
Please maintain properly for ensuring the device can be used normally.
The device needs to be calibrated once a year (or according to the calibrating program of hospital). It
also can be performed at the state-appointed agent or just contact us for calibration.
High-pressure sterilization cannot be used on the device.
Do not immerse the device in liquid.
It is recommended that the device should be kept in a dry environment. Humidity may
reduce the using life of the device, or even damage it.
10 .Troubleshooting
Trouble Possible Reason Solution
The SpO
2
and Pulse Rate
can not be displayed
normally
1. The finger is not properly
positioned.
2. The patient’s SpO
2
is too low to be
detected.
1. Place the finger properly
and try again.
2. Try again; Go to a hospital
for a diagnosis if you are sure
the device works all right.
8
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