Mindray WATO EX-65Pro - Page 260

8-6
Message
Alarm
Priority
Cause Solution
normal, replace the VCM board.
Drive Gas Valve
Self Test Error
Low
The control status of the drive
gas valve is different from the
detected status.
Restart the machine for a self test
again.
O2 Supply
Failure
High The O2 supply pressure is low.
Use the same method for solving the
problem of low drive gas pressure to
check the O2 pressure switch.
Power Supply
Voltage Error
High
3.3 V, 5 V, or 12 V voltage
error
1. Test the voltage at the corresponding
testing point.
2. If the problem persists, replace the
power board.
RT Clock Needs
Battery
High
No button battery is available
in the system, or the button
battery is exhausted..
1. Replace the button battery on the
CPU board with a new one.
2. If the problem persists, replace the
CPU board.
RT Clock Failure High The clock chip is faulty.
1. Restart the anaesthesia machine.
2. If the problem persists, replace the
button battery of main control board.
Keyboard Self
Test Error
Keyboard Self
Test: Time out
High The keyboard is faulty.
1. Check the cable connection between
the keyboard and CPU board.
2. Restart the machine for a self test
again.
3. If the problem persists, replace the
keyboard.
BFCS Two-way
Valve Failure
Medium
The BFCS two-way valve is
faulty.
Restart the machine for self-test.
Check the cable connection of the
BFCS two-way valve.
External AG Self
Test Error
External AG:
Time out
Low
An error occurs during the
external AG self test.
1. Reconnect the external AG module,
and restart the machine for a self test
again.
2. Check the cable connection between
the module rack and CPU board.
3. Check whether the module rack runs
normally.
4. Replace the external AG module.
BIS Self Test
Error
BIS Self Test:
Time out
Low
An error occurs during the BIS
module self test.
1. Reconnect the BIS module, and
restart the machine for a self test again.
2. Check the cable connection between
the module rack and CPU board.
3. Check whether the module rack runs