Troubleshooting Guide Repair Information
4 - 2 0070-10-0604-01 Duo™ Service Manual
4.2 Troubleshooting Guide
Error Codes and Solutions
MESSAGE/
PROBLEM REASON SOLUTION
E01 NIBP Self Test Error NIBP Module hardware failure
E02 NIBP Communications
Error
Communications with NIBP Module have failed
E03 Loose Cuff Cuff is not properly wrapped or no cuff is present
E04 Air Leak Cuff, hose or connector is damaged, internal leak
E05 Air Pressure Failure Stable pressure value is not available (e.g. hoses
are pinched or occluded)
E06 Successful Pneumatic
Test
Indicates NIBP pneumatic test was successful
E07 Pneumatic Test Failed/
Pneumatic Leak
Leak detected during the pneumatic test
E08 Weak Signal Cuff is too loose or patient pulse is too weak
E09 Range Exceeded NIBP value exceeds the upper measurement limit
E10 Excessive Motion
Signal Saturated
Monitor is detecting too much motion and/or
noise to obtain a reading
E11 Over Pressure Pressure has exceeded the specified upper safety
limit
E12 NIBP System Failure Operation of blood pressure pump system has
failed
E13 NIBP Time Out Measuring time has exceeded 120 seconds
E14 NIBP Illegally Reset Unexpected NIBP reset
E15 NIBP Reset Failed NIBP reset failed
E16 NIBP Communications
CRC Error
NIBP Serial Communication CRC failure
E17 NIBP Patient Size
Change Error
Attempt to change Patient Size failed
E20 Masimo SpO
2
Interference
Noise detected on the pulse signal prevents pulse
discrimination
E21 Masimo SpO
2
Low
Perfusion
Patient perfusion is low
E22 Masimo SpO
2
Too
Much Light
There is too much ambient room light for the
sensor to function properly
E23 Masimo SpO
2
Unrecognized Sensor
The monitor does not recognize the sensor
E24 Masimo SpO
2
Communication Error
The monitor and the SpO
2
module are not
communicating
E25 Masimo SpO
2
Board
Fault
The Masimo SET board has failed to operate
properly
E26 Masimo SpO
2
Sensor
Fault
Defective sensor
E28 Masimo SpO
2
Timeout SpO
2
data has been determined continuously for
more than 2 minutes, so SpO
2
data has timed out
from the display
E29 Masimo SpO
2
Low
Signal IQ
The SpO
2
signal quality is poor
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