Drive MQ3000 Guide D'utilisation page 9

Do not immerse the device in liquid.
It is recommended that the device should be kept in a dry environment. Humidity may reduce
the useful life of the device, or even damage it.
9 Troubleshooting
Trouble
The SpO and Pulse Rate can not be
2
displayed normally
The SpO2 and Pulse Rate are not be
displayed stably
The device can not be turned on
The display is off suddenly
Possible Reason
1. The finger is not properly positioned.
2. The user's SpO , is too low to be
2
detected.
1. The finger is not placed inside deep enough.
2. The finger is shaking or the user is moving.
1. The batteries are drained or ahnost drained.
2. The batteries are not inserted properly.
3. The malfunction of the device.
1. The device will power off automatically when
it e no signal within 5 seconds.
2. The batteries are almost drained.
Solution
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
1. Place the finger properly and try again.
2. Let the user keep calm
1. Change batteries.
2. Reinstall batteries.
3. Please contact the local service center.
1. Normal.
2. Change batteries.