
LC101 CO
2
Module OEM Implementation Manual
Page 66 Confidential Welch Allyn OEM Technologies
Advisories
LC101 Advisories
27, Calculation Error
The Module detected an error when calculating the CO
2
measurement. This message is
available in all modes. The error is generated when the calculated CO
2
value is over 99 mmHg.
Pneumatic System Advisories
Status
Message Code
(hex)
Definition Possible Causes
00 status ok
01 communication error • host/Module communication is in error
02 host command with invalid data • identifier is inconsistent with data
03 unprotected operation violation • host attempts to invoke a protected operation
06 acknowledge command
11 CO
2
sensor startup in progress • status requested during CO
2
sensor startup
phase
27 calculation error • calculated CO
2
value is out of range
Status Message Code
(hex)
Definition Possible Causes
15 vacuum offset too
large
• input connected to an external vacuum source
•faulty receptacle/watertrap receiver switch
16 no watertrap •watertrap not properly installed
• misaligned watertrap receiver switch
•faulty receptacle/watertrap receiver switch
17 watertrap or cannula
occlusion
• obstructed watertrap/cannula
• sample line kink
• obstructed internal pneumatic component
18 exhaust occlusion or
pneumatic leak
• obstructed exhaust port
•exhaust tubing kink
•faulty/disconnected pump
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