Based on the investigation results it was determined that after the tube for sample a was placed in the centrifuge module load rack, the operator stopped the centrifuge module but did not remove all the samples as required per the instructions in the user manual.The operator then started the centrifuge module by releasing the module lock but did not remove all the samples prior to releasing the module lock as required per the instructions in the user manual.The tc automation software performed as designed by correctly identifying the sample identification (sid) mismatch by posting a cross check error message.The results of the investigation did not identify any failures with the system.
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