29
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 useful life of the de-
vice, or even damage it.
9 TROUBLESHOOTING
Trouble
The SpO
and
2
Pulse Rate can
not be displayed
normally.
The SpO
and
2
Pulse Rate are not
displayed stably.
The device can
not be turned on.
The display is off
suddenly.
ENGLISH
Possible Reason
1. The finger is not
properly positioned.
2. The patient's SpO
is too low to be
detected.
1. The finger is not
placed inside deep
enough.
2. The finger is shaking
or the patient is moving.
1. The batteries are
drained or almost
drained.
2. The batteries are not
inserted properly.
3. The malfunction of
the device.
1. The device will
power off automatically
when it gets no signal
within 5 seconds.
2. The batteries are
almost drained.
Solution
1. Place the finger
properly and try
again.
2
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 patient
keep calm.
1. Change
batteries.
2. Reinstall
batteries.
3. Please contact
the local service
center.
1. Normal.
2. Change
batteries.