CELL-DYN 3000 System Operator’s Manual 10-69
9140240E — May 1995
Chapter 10 Troubleshooting
Table 10.3 Sample-Related Fault Conditions (Continued)
Mixing Error/BL
MIXING ERR is displayed on the RUN Screen to the right of the MCH
result.
SAMPLING ERR is displayed to the right of the MCHC result.
MIXING ERR is printed on the graphics report. A mixing error is always
accompanied by a sampling error; therefore, SAMPLING ERR is printed
on all reports.
–––––Probable Cause–––– ––––Corrective Action––––
1. The blood sensors did 1. Check the sample tube to
not detect a sufficient be sure it contains a
amount of sample sufficient quantity of during
aspiration. blood.
2. Clean the open sample
aspiration probe as
directed in the Trouble-
shooting Procedures
section of this chapter or
the closed mode needle (CS
or SL) as directed in
Chapter 9, Maintenance, to
remove any obstructions.
3. Change the aspiration
peristaltic pump tubing as
directed in Chapter 9,
Maintenance.
4. Clean the shear valve as
directed in Chapter 9,
Maintenance.
5. Call for technical assistance.
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