ZOLL M Series Defibrillator Rev D ETCO2 - Manual (Page 22)

EtCO
2
- 20
REPLACE CO2 MODULE Module defective, incompatible, under
temperature, or temperature unstable for
more than 5 minutes. Replace module.
ZERO CO2 MODULE Module cable connected to M Series unit
for the first time. Probe drift error detected,
or negative CO
2
detected.
Perform module zero as described in
"Zeroing the LoFlo CO2 Module" on page 8.
ZEROING CO2 MODULE Module zeroing in progress. Wait for module zeroing to finish.