User Manual for Wrist Oximeter
-30-
8 Troubleshooting
Trouble
Possible Reason
Solution
The SpO
2
and Pulse
Rate
display
instable
1. The finger is not
placed far enough
inside.
1. Place the finger
correctly inside and
try again.
Can not
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.
Fragmental
trend curve
of SpO
2
and PR
1. Your finger is
out of proper
location in the
probe.
2. Blood flow in
the finger blocked.
3.
Extreme
movement
1. Adjust your finger
location properly.
2. Make sure there is
no object may
occlude the blood
flow.
3. Extreme
movement may
cause invalid
measuring result.
