Nihon Kohden Celltak MEK-6400 - Service Manual

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Nihon Kohden Celtak MEK_6400 Service Manual
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  0634-900086B If you have any comments or suggestionson this manual, please contact us at: www.nihonkohden.com AutomatedHematology Analyzer MEK-6400/MEK-6410/MEK-6420 MEK-6400CMEK-6400JMEK-6400KMEK-6410CMEK-6410JMEK-6410KMEK-6420CMEK-6420JMEK-6420K  CONTENTSService Manual MEK-6400/6410/6420 C.1 Contents GENERAL HANDLING PRECAUTIONS..............................................................................iWARRANTY POLICY .........................................................................................................iiRESPONSIBILITIES – PROFESSIONAL USERS .............................................................iiEMC Related Caution ........................................................................................................iiiConventions Used in this Manual and Instrument ............................................................. vWarnings, Cautions and Notes ................................................................................ v Section 1 General................................................................................. 1.1 Introduction .................................................................................................................... 1.2Service Policy ................................................................................................................ 1.3Specifications ................................................................................................................ 1.4Measured Parameters, Ranges and Reproducibility to Specimen from VenousBlood.......................................................................................................... 1.4Standardization Analysis Method............................................................... 1.4Detection Method....................................................................................... 1.5Dilution Ratio.............................................................................................. 1.5Counting Time ............................................................................................ 1.5Display....................................................................................................... 1.5Data Storage.............................................................................................. 1.5Environmental Conditions........................................................................... 1.5Power Requirements .................................................................................. 1.5Dimensions and Weight.............................................................................. 1.6Electromagnetic Compatibility.................................................................... 1.6Safety ........................................................................................................ 1.6Panel Description ........................................................................................................... 1.7Front Panel........................................................................................................... 1.7Right Side Panel................................................................................................... 1.8Rear Panel ........................................................................................................... 1.9Composition ..................................................................................................................1.10MEK-6400 ...........................................................................................................1.10MEK-6410 ...........................................................................................................1.11MEK-6420 ...........................................................................................................1.12Interference Substances ...............................................................................................1.13 Section 2 Troubleshooting.................................................................. 2.1 Check Procedure Flowchart ........................................................................................... 2.4Operating Condition and Blood Sample Checks ............................................................. 2.5Operating Condition Check................................................................................... 2.5Blood Sample Handling Check............................................................................. 2.5Pre-dilution Sample Preparation Check ................................................................ 2.5Checking the Hematology Analyzer................................................................................ 2.7Checking Background Noise ................................................................................ 2.7Measurement ............................................................................................. 2.7  CONTENTSC.2 Service Manual MEK-6400/6410/6420Parameter Data Check with Diluent............................................................ 2.7Reducing Background Noise ...................................................................... 2.8Background Noise Problems...................................................................... 2.9Checking the Reproducibility................................................................................ 2.9Checking Procedure................................................................................... 2.9CV Values .................................................................................................2.10Checking Accuracy .......................................................................................................2.11Checking Procedure ............................................................................................2.11Poor WBC Reproducibility....................................................................................2.11Poor HGB Reproducibility ....................................................................................2.12Poor RBC Reproducibility ....................................................................................2.13Poor PLT Reproducibility .....................................................................................2.14Poor HCT or MCV Reproducibility .......................................................................2.15Solving Problems from Alarm Messages ......................................................................2.16A001: No diluent........................................................................................2.16A005: No detergent ...................................................................................2.16A007: No lysing reagent ............................................................................2.17A009: WBC priming error ...........................................................................2.17A010: RBC PRIMING ERROR...................................................................2.17A021: WBC level 1 ....................................................................................2.17A022: WBC level 2 ....................................................................................2.18A023: WBC level 3 ....................................................................................2.18A024: WBC bubble 1 .................................................................................2.18A025: WBC bubble 2 .................................................................................2.18A026: WBC bubble 3 .................................................................................2.19A027: WBC bubble 4 .................................................................................2.19A029: WBC clog ........................................................................................2.19A030: WBC sample error ...........................................................................2.19A031: WBC noise 2 ...................................................................................2.20A032: WBC noise 1 ...................................................................................2.20A036: WBC upper manometer dirty ...........................................................2.20A037: WBC lower manometer dirty............................................................2.20A041: RBC level 1.....................................................................................2.21A042: RBC level 2.....................................................................................2.21A043: RBC level 3.....................................................................................2.21A044: RBC bubble 1..................................................................................2.22A045: RBC bubble 2..................................................................................2.22A046: RBC bubble 3..................................................................................2.22A047: RBC bubble 4..................................................................................2.22A049: RBC clog.........................................................................................2.22A050: RBC sample error............................................................................2.23A051: RBC noise 2....................................................................................2.23A052: PLT noise 1.....................................................................................2.23A053: PLT noise 3.....................................................................................2.23A057: RBC upper manometer dirty............................................................2.23A058: RBC lower manometer dirty ............................................................2.23A061: HGB voltage low .............................................................................2.24A062: HGB voltage high ............................................................................2.24A063: HGB circuit error .............................................................................2.24  CONTENTSService Manual MEK-6400/6410/6420 C.3A072: Tube holder open .............................................................................2.24A073: Tube in the holder ............................................................................2.25A091: Room temperature high...................................................................2.25A092: Room temperature low ....................................................................2.25A093: Internal temperature high ................................................................2.25A094: Internal temperature low..................................................................2.25A095: Power supply temp high ..................................................................2.25! APPEARS ON THE RIGHT OF WBC MEASURED VALUE ....................2.26! APPEARS ON THE RIGHT OF MCHC MEASURED VALUE..................2.26C APPEARS ON THE RIGHT OF WBC OR PLT MEASURED VALUE orPLT Clumps appears.................................................................................2.27OTHER FLAGS.........................................................................................2.27Solving Problems from System Error Messages...........................................................2.28E001: DILUTER INITIALIZE ERROR ........................................................2.28E021: SAMPLER INITIALIZE ERROR ......................................................2.28E041: SUB BATH INITIALIZE ERROR......................................................2.28E101: BATH DRAIN ERROR .....................................................................2.29E122: CHECK SETTINGS ........................................................................2.29E123: MEMORY ERROR ..........................................................................2.29E124: CIRCUIT ERROR ............................................................................2.29E126: TOUCH PANEL ERROR ..................................................................2.29E141: CAP PIERCE INITIALIZE ERROR .................................................2.29Service Maintenance Screens.......................................................................................2.30Displaying the SERVICE Screen.........................................................................2.30CHECK MENU Screen ........................................................................................2.32UNIT MAINTE Screen.........................................................................................2.32MD-640V ...................................................................................................2.33MS-640V ...................................................................................................2.33MS-641V (MEK-6400 only)........................................................................2.34MV & PUMP CHK.....................................................................................2.34CONT MEASURE Screen ...................................................................................2.35SETTING MENU Screen.....................................................................................2.35ADV. SETTINGS Screen ...........................................................................2.35REAGENT FACTOR Screen......................................................................2.36USER MAINTENANCE Screen .................................................................2.36PANIC VALUE Screen (for MEK-6400 and MEK-6410)..............................2.37FLAG SETTINGS Screen .........................................................................2.37BAR CODE PORT Screen ........................................................................2.37UNIT CAL Screen .....................................................................................2.38MONITOR Screen ...............................................................................................2.38X10-CV screen....................................................................................................2.39INITIAL MENU Screen ........................................................................................2.40OTHER MENU Screen ........................................................................................2.40PRINT SETTINGS Screen ..................................................................................2.40 Section 3 Board/Unit Description....................................................... 3.1 Board and Unit Location ................................................................................................. 3.3Right Side View.................................................................................................... 3.3
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