Agilent Technologies M4735A - SpO2 Monitoring Troubleshooting

Troubleshooting
M4735A Heartstream XL Defibrillator/Monitor 5-11
5
Troubleshooting
The table below lists system messages that you may encounter when
monitoring SpO
2
.
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
Problem or Message Possible Cause Corrective Action
1RQ3XOVDWLOH
l Pulse absent or too
weak to be detected.
l Check the sensor is
applied properly.
l Make sure the sensor
site has a pulse.
l Relocate the sensor to
a site with improved
circulation.
l Try another sensor
type.
l Make sure nail polish
is not present.
6S2

/RZ6LJQDO
l SpO
2
signal is too low
to give an accurate read-
ing.
l Check the sensor is
applied properly.
l Try another sensor
type.
6S2

1RLV\6LJQDO
l Excessive patient move-
ment, electrical interfer-
ence, RF interference,
or optical interference.
l Minimize patient
motion or apply sen-
sor to site with less
movement.
l Secure the sensor
cable loosely to the
patient
l Reduce sources of
electrical, RFI, or
optical interference.