Escort Prism 20401 Reference Manual page 146

Mainstream ETCO Solutions (Prism Only)
2
Problem
NO SENSOR message.
LOW SIGNAL message.
OCCLUSION message.
BAD SENSOR message.
CO2 ERROR message.
WARM UP message.
Sidestream ETCO Solutions (Prism Only)
2
Problem
NO SENSOR message.
NO FILTER message.
FILT OCCU message.
EXH OCCLU message.
LOW SIGNAL or OCCLUSION
message.
BAD SENSOR message.
PUMP ERR message.
5V FAULT message.
CO2 COMM message.
CO2 ERROR message.
WARM UP message.
Possible Causes
Sensor not connected.
Airway adapter obstructed.
Particulate matter obstructing
airway.
Sensor not functioning properly.
Hardware problem with ETCO
Sensor has not warmed to 42
Possible Causes
Pump not operative.
No watertrap filter.
Filter obstructed.
Exhaust obstructed.
Watertrap flow restricted or
pump inoperative.
Exhaust/scavenger port flow
impaired.
Sensor not functioning properly.
Hardware error.
Hardware error.
Hardware error.
Hardware error.
Sensor has not finished warming
o
up to 42 C.
10-4
Action/Solution
Confirm proper sensor
connection.
Check airway adapter for
obstruction. Use another airway
adapter.
Check airway adapter for
obstruction. Use another airway
adapter.
Try sensor with different
monitor. If problem persists,
replace sensor.
. Contact MDE Technical
2
Support.
o
C. Allow sensor to warm up prior
to ETCO monitoring.
2
Action/Solution
Try sensor with another monitor.
If problem persists, replace
sensor.
Insert watertrap filter into
sidestream module.
Replace watertrap filter.
Clear exhaust of any obstruction.
Check tubing for kinks or
blockage. Replace tubing if
necessary. Replace watertrap if
message persists.
Move objects away from exhaust
port or check scavenger tubing.
If possible, try sensor with
another monitor. If problem
persists, replace sensor.
Contact MDE Technical
Support.
Contact MDE Technical
Support.
Contact MDE Technical
Support.
Contact MDE Technical
Support.
Allow sensor to warm up prior
to ETCO monitoring.
2