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Insufficient bead count, Failed control in batch, Failed curve fit – Luminex 100 IS User Manual, Version 2.1 User Manual

Page 153

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MAP Technology

Troubleshooting

PN 89-00002-00-061 Rev. A

9 - 7

Insufficient Bead Count

Do not select Cancel during sample acquisition. Selecting the
Cancel function while a sample is acquiring causes an error
message to occur.

Ensure that you selected the correct template.

If applicable, see if all of the tests (beads) were added to the
samples.

See if the samples were properly mixed before they were
dispensed into the wells.

See if you loaded the sample to the correct well on the plate.

Check if the sample volume added to the well is correct.

Ensure that the samples were completely resuspended prior to
running on the analyzer.

Remove and sonicate or flush the XYP instrument Sample Probe
to remove possible clogs.

Check if the XYP instrument Sample Probe is properly aligned.

Complete the following analyzer functions from the Maintenance
tab: Drain, Backflush, and Alcohol Flush.

Run the system control microspheres.

Check to see if the delta cal temperature < 3.0 degrees.
Recalibrate if greater and retry.

If the system controls pass, contact the kit manufacturer.

Temperature Divergence
from Calibration
Temperature

Calibrate and verify the system.

If this message still appears following calibration, contact
Luminex Customer Support.

We recommend that you install the system in a temperature-
controlled environment.

Failed Control in Batch

This message occurs when one or more of the assay controls are not
within the expected range.

Ensure that you selected the correct template.

Ensure that the correct control lot number and target values were
selected and entered correctly.

Verify that the system is functioning properly by running the
system controls.

If the system controls pass, contact the kit manufacturer.

Failed Curve Fit

This message occurs when the calculation could not occur for the
assay standards for data interpretation.

Ensure that you selected the correct template.