10-86
CELL-DYN
®
3200 System Operator’s Manual
9140181H—October 2001
Troubleshooting and Diagnostics
Tables for Instrument Conditions and Messages
Section 10
NOC Flow Error
/BL
NOC FLOW ERROR
is displayed on the RUN screen under the BASO result.
“
NOC FLOW ER
” is printed on the graphics report to the right of the LYM result.
Results for WBC and Differential are suppressed.
– – – - Probable Cause – – – –
– – – - Corrective Action – – –
1. An increasing NOC count rate was
detected in the optical flow cell
during the NOC measurement.
1. Repeat the sample.
2. Optical flow cell is dirty or contains
bubbles.
2. Empty/refill flow cell in Special
Protocols.
Run AutoClean and/or Extended
AutoClean
3. Sample Dilution Delivery Problem.
3. Check/replace tubing in Sample
Transfer Pump.
Clean Sample Injection Syringe,
check for leakage and replace as
necessary.
4. Diluent/Sheath flow (partially)
obstructed.
4. Replace Diluent/Sheath Filter.
Table 10.3 Sample-Related Fault Conditions
