Contec CMS50D+ - 8 Troubleshooting

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8 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.
The SpO
2
and Pulse
Rate are
not
displayed
stably
1. The finger is
not placed inside
deep enough.
2. The finger is
shaking or the
patient is moving.
1. Place the
finger
properly and
try again.
2. Let the
patient keep
calm.