8-9
Message
Alarm
Priority
Cause Solution
board.
Battery
Undetected
Medium
The battery is not
detected.
1. Check whether the battery voltage is within
the valid range.
2. Check whether the cable is correctly
connected.
3. Replace the battery.
4. If the problem persists, replace the power
board. .
Battery in Use Low AC power failure
1. Check whether the AC power supply is
connected.
2. If the AC power supply is correctly connected
and the AC voltage is within the valid range,
check the connection between the AC power
supply and the power board.
3. If the problem persists, replace the power
board.
Power Board
High Temp
High
The temperature of
the power board is
higher than 95°C.
1. Check whether the fan on the power board
runs normally.
2. Stop the machine for a period of time, and
then restart the machine. If the problem persists,
replace the power board.
Heating
Module Failure
Low
1. The temperatures
of both resistances
are higher than
70°C or lower than
20°C for 20s
consecutively.
2. The temperature
of any of the two
resistances is higher
than 75°C for 15s
consecutively.
1. Restart the anaesthesia machine.
2. If the problem persists, check whether the
temperature or voltage of the heating module is
within the valid range. If not, replace the power
board.
3. If the problem persists, replace the CPU
board and upgrade the system software.
Breathing
Circuit Not
Mounted
High
The breathing
circuit is not
mounted.
1. Check whether the breathing circuit is
mounted.
2. Check the connection between the cable and
connector.
3. Replace the power board.
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