GE Datex-Ohmeda Aisys Carestation Reference Manual page 243

Error Log Entry
Action/Troubleshooting
MGAS SAMPLE LINE
NOT CONNECTED
>40 S
Replace D-Fend. See AM TRM for further Troubleshooting.
MGAS SENSOR INOP
> XX
See AM TRM for further Troubleshooting.
MIXER BAL GAS
CHANGE FAIL
Reboot System. If problem continues, replace the Mixer.
MIXER BALGAS Flow
FAIL
Reboot System. If problem continues, replace the Mixer.
MIXER O2 Flow FAIL
Reboot System. If problem continues, replace the Mixer.
MIXER ACB COM FAIL
Reboot System. If problem continues,
• check/replace Pan Connector to Mixer cable.
• replace the Mixer.
M1046983 04/08
Alarm Text Condition (Basic info)
Check D-Fend MGAS SPEC states The
sample tubing or the D-Fend
module is not installed.
Module fail. No CO , MGAS SPEC Mgas
2
communicates hardware
AA, O data
2
failure (RAM failure; ROM
checksum error; Error in CPU
eeprom; Error O
eeprom; Error in SSS board
eeprom; Voltage error; Lamp
control failure.) or UPI does
not initialize.
Alternate O Screen Mixer Status Bit:
2
STS_BALGAS_CHANGE_OVE
R_FAIL After the mixer
commanded a change to the
balance gas, the status of the
selector valve shows the old
balance gas is still
connected.
Mixer error bit
STS_CH2_DELTAP_FLOW_FA
IL Pressure difference
between P3 and P2 differs
from the drop expected at the
measured flow for channel 2
(Balance Gas).
Alternate O Screen Mixer error bit
2
STS_CH1_DELTAP_FLOW_FA
IL Pressure difference differs
from the drop expected at the
measured flow for Channel 1
(O
2
Alternate O Screen Five seconds pass without
2
measured flow data from the
mixer.
preamp
2
).
7 Troubleshooting
Priority Source Enabling Criteria
Medium MGAS MGAS present and
MGAS communicates
this the
OpenGasCircuit alarm
for 40 seconds
Medium MGAS
Medium AC,
Mixer
Medium AC,
Mixer
Medium AC,
Mixer
Medium AC Communication has
been established
between mixer and AC.
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