Philips Efficia CM Series - Troubleshooting the Zero

Preparing to use the Dual IBP measurement module
Monitoring Invasive Blood Pressure
3-4 Efficia CM Series Rack and Modules Instructions for Use
Troubleshooting the Zero
If the zero is unsuccessful, an error message appears in the waveform pane. The
following table lists the error messages and the corrective actions to take.
3
Select the <pressure> Zero button.
A tone sounds to indicate that the zero has started and the message
<pressure> Zero - In Progress appears in the waveform pane.
4
Look in the waveform pane for the message, <pressure> Zero - Complete,
turn the zero reference stopcock “off” to the side port. Replace the non-
vented cap.
Message Corrective Action
Unable to Zero - Noisy
Signal
Check the transducer connection and try again.
Make sure the stopcock is off the patient and
open to air.
Unable to Zero - No
Transducer
Make sure that the transducer is connected and
try again. If this fails, exchange the adapter cable
and try again. If this fails, exchange the
transducer.
Unable to Zero -
Pulsatile Pressure
Make sure the stopcock is off the patient and
open to air and try again.
Unable to Zero - Timed
Out
Try selecting the <Pressure> Zero button again. If
this fails, replace the transducer and adapter
cable, and contact your service personnel.
Unable to Zero -
Excessive Offset
Make sure that the stopcock is open to
atmosphere, not to the patient, and the stopcock
is vented. Then try again. If this fails, the hardware
may be faulty. Replace the adapter cable and try
again. If it fails, replace the transducer and try
again. If it still fails, contact your service
personnel.