Service manual
Propaq MD Error Messages
9650-0801-01 Rev. A ZOLL Propaq MD Service Manual 43
NIBP NEONATAL 
DETECTED
Device thinks a neonate cuff 
is connected. If no neonate 
cuff is connected, tubing 
may be damaged or kinked.
Verify that neonate cuff is 
not connected. If problem 
persists, check the routing 
of the NIBP tubing inside 
the device.
NIBP LOW VOLTAGE Insufficient voltage is 
supplied to the NIBP 
module.
Check the module voltage 
in the NIBP Test screen. 
Inspect the unit or water 
ingress. If evidence of 
water ingress is found, 
allow the water to 
evaporate while periodically 
checking the module 
voltage. If problem persists, 
replace the NIBP module.
SPO2 COM ERROR CODE Communication error. Check communication 
cables. If problem persists, 
replace the SpO
2
 module.
SPO2 SENSOR FAILURE Defective sensor or sensor 
error.
Replace the SpO
2
 sensor.
SPO2 UNKNOWN 
RECOVERY NUM
Recovery error. Replace the SpO
2
 sensor.
CO2 DEVICE FAILURE Malfunction or device failure. Replace the CO
2
 module.
CO2 COM ERROR CODE Communication failure. Check communication 
cables. If problem persists, 
replace the CO
2
 module.
CO2 BAROMETRIC OUT 
OF RANGE
Altitude is too high for 
module.
Bring device into specified 
altitude range. If problem 
persists, replace the CO
2
module.
CO2 CAL REMINDER Calibration reminder. Calibrate the CO
2
 module 
soon.
CO2 CAL REQUIRED Calibration due. Calibrate the CO
2
 module.
CO2 CHECK FLOW Exhaust port blocked. Check for exhaust port 
occlusion. If problem 
persists, replace the CO
2
module.
Error Message Explanation Technical Action










