
CONTENTS
C.2 Service Manual MEK-6400/6410/6420
Parameter Data Check with Diluent ............................................................ 2.7
Reducing Background Noise ...................................................................... 2.8
Background Noise Problems ...................................................................... 2.9
Checking the Reproducibility ................................................................................ 2.9
Checking Procedure ................................................................................... 2.9
CV Values ................................................................................................. 2.10
Checking Accuracy ....................................................................................................... 2.11
Checking Procedure ............................................................................................ 2.11
Poor WBC Reproducibility .................................................................................... 2.11
Poor HGB Reproducibility .................................................................................... 2.12
Poor RBC Reproducibility .................................................................................... 2.13
Poor PLT Reproducibility ..................................................................................... 2.14
Poor HCT or MCV Reproducibility ....................................................................... 2.15
Solving Problems from Alarm Messages ......................................................................2.16
A001: No diluent ........................................................................................ 2.16
A005: No detergent ................................................................................... 2.16
A007: No lysing reagent ............................................................................ 2.17
A009: WBC priming error ........................................................................... 2.17
A010: RBC PRIMING ERROR ................................................................... 2.17
A021: WBC level 1 .................................................................................... 2.17
A022: WBC level 2 .................................................................................... 2.18
A023: WBC level 3 .................................................................................... 2.18
A024: WBC bubble 1 ................................................................................. 2.18
A025: WBC bubble 2 ................................................................................. 2.18
A026: WBC bubble 3 ................................................................................. 2.19
A027: WBC bubble 4 ................................................................................. 2.19
A029: WBC clog ........................................................................................ 2.19
A030: WBC sample error ........................................................................... 2.19
A031: WBC noise 2 ................................................................................... 2.20
A032: WBC noise 1 ................................................................................... 2.20
A036: WBC upper manometer dirty ........................................................... 2.20
A037: WBC lower manometer dirty ............................................................ 2.20
A041: RBC level 1 ..................................................................................... 2.21
A042: RBC level 2 ..................................................................................... 2.21
A043: RBC level 3 ..................................................................................... 2.21
A044: RBC bubble 1 .................................................................................. 2.22
A045: RBC bubble 2 .................................................................................. 2.22
A046: RBC bubble 3 .................................................................................. 2.22
A047: RBC bubble 4 .................................................................................. 2.22
A049: RBC clog......................................................................................... 2.22
A050: RBC sample error ............................................................................ 2.23
A051: RBC noise 2 .................................................................................... 2.23
A052: PLT noise 1 ..................................................................................... 2.23
A053: PLT noise 3 ..................................................................................... 2.23
A057: RBC upper manometer dirty ............................................................ 2.23
A058: RBC lower manometer dirty ............................................................ 2.23
A061: HGB voltage low .............................................................................2.24
A062: HGB voltage high ............................................................................ 2.24
A063: HGB circuit error .............................................................................2.24
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