User's Manual

54 Operator's Manual ZS-940PA
Message Cause Countermeasure
During NIBP
measurement
SpO
2
monitoring is paused for
NIBP measurement.
Wait for NIBP measurement to
finish.
Considerable body movement.
Detecting
body
movement
The probe is not attached to
the patient properly.
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.
Attach the probe to the patient
properly.
SpO
2
CHECK
PROBE
The probe is disconnected
from the SpO
2
socket on the
transmitter.
Connect the probe to the SpO
2
socket.
The probe is not attached at
the appropriate site.
Attach the probe to a site 6 to 14
mm thick.
SpO
2
CHECK
PROBE SITE
Probe is expired. Replace the probe with a new one.
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.
SpO
2
DETECTING
PULSE
The probe is not attached to
the patient properly.
Attach the probe to the patient
properly.
SpO
2
LIGHT
INTERFERENCE
SpO
2
measurement site is
under fluorescent light,
surgical light, sunlight, etc.
Cover the measurement site with a
blanket or cloth.
Probe is expired. Replace the probe with a new one.
SpO
2
PROBE
FAILURE
Probe is damaged or short-
circuited.
Replace the probe with a new one.
Poor peripheral circulation.
Check the patient condition and
change the attachment site.
SpO
2
WEAK PULSE
The probe is attached too
tightly and is obstructing the
blood circulation.
Check the probe attachment
condition and if necessary,
reattach the probe.
SpO
2