7-34 
3. If the problem persists, replace the AG 
module. 
4. If the problem persists, check the 
connection cable between the backplane 
and the display. 
5. If the problem persists, replace the 
module rack (refer to 11.1.14). 
6. If the problem persists, replace the 
cable between the backplane and display. 
AG Airway 
Occluded 
High 
The pump rate of the 
AG module is below 20 
mL/min for more than 
1s. 
1. Check whether the sampling line and 
exhaust pipe of the AG module are 
folded or blocked. If yes, handle the 
problem. 
2. If the problem persists, replace the AG 
watertrap and sampling line. 
3. If the problem persists, replace the AG 
AG Data Limit 
Error 
Med 
The AG module 
malfunctions. 
1. Re-plug and start the AG module. 
2. If the problem persists, replace the AG 
AG Zero Failed  Low 
Zeroing for the AG 
module fails. 
1. Zero the AG module again. 
2. If the problem persists, replace the AG 
AG Cal. Failed  High 
Calibration for the AG 
module fails. 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
O2 Accuracy 
Unspecified 
Low 
exceed the normal 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
N2O Accuracy 
Unspecified 
Low 
exceed the normal 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
CO2 Accuracy 
Unspecified 
Low 
exceed the normal 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
Enf Accuracy 
Unspecified 
Low 
exceed the normal 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
Iso Accuracy 
Unspecified 
Low 
exceed the normal 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
Sev Accuracy 
Unspecified 
Low 
exceed the normal 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
Hal Accuracy 
Unspecified 
Low 
exceed the normal 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
Des Accuracy 
Unspecified 
Low 
exceed the normal 
1. Calibrate the AG module again. 
2. If the problem persists, replace the AG 
Mixed Agent  Low 
The AG module detects 
two and more types of 
Use only one type of halogenated agent.