User's Manual

Operator’s Manual ZM-940PA/941PA 71
SpO
2
Message Cause Countermeasure
During NIBP
measurement
SpO
2
monitoring is paused for
NIBP measurement.
WaitforNIBPmeasurementtonish.
Detecting body
movement
Considerable body movement.
When the message is displayed frequently,
checkthepatientconditionand,if
necessary, change the attachment site.
The probe is not attached to the
patient properly.
SpO
2
CHECK
PROBE
The probe is not attached to the
patient properly.
Attach the probe to the patient properly.
The probe is not attached at the
appropriate site.
Attach the probe to a site 6 to 14 mm
thick.
Probe is expired. Replace the probe with a new one.
SpO
2
DETECTING
PULSE
Searching for the correct pulse
wave.
Wait until the pulse wave is detected.
The SpO
2
value cannot be
obtained because the waveform
is unstable.
Attach the probe to the patient properly.
The probe is not attached to the
patient properly.
SpO
2
LIGHT
INTERFERENCE
SpO
2
measurement site is under
uorescentlight,surgicallight,
sunlight, etc.
Cover the measurement site with a
blanketorcloth.
SpO
2
PROBE
FAILURE
Probe is expired. Replace the probe with a new one.
Probe is damaged or short-
circuited.
Replace the probe with a new one.
SpO
2
WEAK PULSE
Poor peripheral circulation.
Checkthepatientconditionandchange
the attachment site.
The probe is attached too
tightly and is obstructing the
blood circulation.
Checktheprobeattachmentcondition
and if necessary, reattach the probe.