Technical Alarms - Datex-Ohmeda S/5 Avance Technical Reference Manual

Notes

7.3 Technical Alarms

Error Log Entry Alarm Text
Action/Troubleshooting
+12.0V H AMPS GAS Alternate O
SEL VALVES
Disconnect the flex cable from each three-way and NC gas select valves.
Measure the resistance of each valve:
• should be approximately 75Ω.
+12.0V H AMPS ALT Alternate O
O2
Disconnect the flex cable from the NO Alternate O
Measure the resistance of the NO Alternate O
• should be approximately 75Ω
+12.0V H AMPS MIXER Alternate O
Disconnect the flex cable from the NO Alternate O
Measure the resistance of the NO Alternate O
• should be approximately 75Ω.
+12.0V H AMPS See Section 7.7.2.5
VENTSIB Ventilator failure!
Reboot system.
If problem continues, replace VIB.
7-26
The Error Log includes technical alarms and other error conditions reported by the
system.
A technical alarm, as apposed to a parameter alarm, is an alarm condition that exists
wether or not a patient is connected to the machine. Technical alarms include:
• Failed state alarms - internal problem prevents normal operation
• Ventilator failure alarms
• Vent Fail. Monitoring Only alarms
• Alternate O state alarms - caused by electronic gas mixer failure
2
Alarms that do not fit into any particular category but are technical in nature are
referred to as a Status alarms in this table.
Source table: AC = Anesthesia Computer
DC = Display Controller
Vent = Ventilator Interface
PC = Power Controller
Mixer = Electronic Gas Mixer
Condition (Basic info)
Screen. AC detected high current to the
2
Gas Select Valves.
Screen. AC detected high current.
2
Screen. Status bit shows current high.
2
Status bit shows current high.
Priority Source Enabling Criteria
Medium AC
Medium AC
valve.
2
Bypass Valve:
2
Medium AC
valve.
2
Bypass Valve:
2
High AC
Fresh gas select valves
+10VA is turned On.
Alternate O valve
2
+10VA turned On.
Mixer +10VA turned
On.
Ventilator Interface
board 10VA is turned
on.
11/03 1009-0357-000