Maternal Pulse Oximetry Troubleshooting Table - GE Corometrics 250cx Series Service Manual

ID Symptom Description
WEAK SIGNAL message is shown on the
S7.8
display.

5.8 Maternal Pulse Oximetry Troubleshooting Table

ID Symptom Description
COMM message is shown in MSpO
S8.1
display.
Dashes (---) are shown in MSpO
S8.2
display.
MHR/P Pulse source is blank when MSpO
S8.3
is selected
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Blood Pressure Troubleshooting Table
Maternal Pulse Oximetry Troubleshooting Table
area of the
2
area of the
2
2
Chapter 5: Diagnostics and Troubleshooting
Possible Causes
Monitor is unable to
determine the blood
pressure due to
insufficient signal.
Possible Causes
Communication error
exists between the built-
in MSpO module and the
2
monitor circuitry.
The sensor is improperly
applied on the patient's
finger.
Maternal movement.
Excessive ambient light
exists.
Monitor is unable to
determine the pulse
oximetry due to
insufficient signal.
The wrong SpO sensor is
2
connected to the monitor.
The sensor is defective.
The SpO module + carrier
2
board is defective.
Normal mode is selected.
2036947-001
Actions and Solutions
Assess patient situation.
Actions and Solutions
The SpO module + carrier
2
board or the main board
is defective. Contact
service.
Ensure the sensor is
not too tight. Move
the sensor to another
location.
Restrict patient limb
movement. Restrain limb
if necessary.
Cover the sensor with
opaque material.
Confirm that the
intermediate cable is
firmly attached to the
monitor and to the sensor
assembly.
Use the same SpO
2
sensor type (Nellcor,
Masimo) that the monitor
supports.
Inspect the sensor and
replace it if necessary.
Replace the SpO module
2
+ carrier board.
Select Fast mode on
Setup screen.
MSpO
2
75