User Manual for Fingertip Oximeter
16
7. Troubleshooting
Trouble
Possible Reason
Solution
The SpO
2
and Pulse
Rate display
instable
1. The finger is
not placed far
enough inside.
2. The finger is
shaking or the
patient is moving.
1. Place the
finger correctly
inside and try
again.
2. Let the patient
keep calm.
Cannot turn
on
the device
1. The batteries
are drained or
almost drained.
2. The batteries
are not inserted
properly.
3. The device is
malfunctioning.
1. Change
batteries.
2. Reinstall
batteries.
3. Please contact
the local service
center.
No display
1. The device will
power off
automatically
when it gets no
signal for 8
seconds.
2. The batteries
are almost
drained.
1. Normal.
2. Change
batteries.