TROUBLESHOOTING
Sysmex SF-3000 Operator's Manual -- Revised September 1995 8-11
Pressure Lower Error
Phenomena 2.0 kg/cm
2
pressure suddenly decreases below 1.5 kg/cm
2
.
The system terminates the operation and the "Turn Off Power" message
appears.
Probable Cause 1) The Pneumatic Unit is suddenly powered off during operation.
2) The fuse for pneumatic unit protection is blown.
3) A pressure connection tube has become disconnected.
4) Solenoid valve is defective.
Corrective Action 1) Turn OFF the power of the Main Unit.
2) Check the Pneumatic Unit power switch and power cord connection.
3) Check the pressure tubing connection.
4) Check the fuse, and replace if blown off.
(See
Chapter 5, Section 8.7: Replace the Fuses
.)
5) Turn ON the power of the Main Unit.
6) If the hand clipper has grasped a blood collection tube when this error
occurred, remove the piercer cover and return the collection tube to its
original position in the Sample Rack. Upon correcting the error the
operator will need to reset the rack.
7) If the error persists after the power ON, contact Sysmex service
representative.
2 . Temperature Errors
RBC Detector Temp High
RBC Detector Temp Low
Phenomena Temperature of RBC detector is outside the required range.
An analysis error may occur, and the "Check Stored Data" message also
appears. When the sample analysis being processed is completed, the
system returns to the Ready.
Probable Cause 1) The temperature in the unit has not reached the required range after power
ON.
2) Ambient temperature is too high or too low.
3) Thermistor is defective.
Corrective Action 1) Wait until temperature is stabilized to the required range. If this error is
still displayed 30 minutes after the power on, contact Sysmex service
representative.
2) Control the room temperature within the range of 15 - 30
°C.
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