MEK-6400 series Technical seminar ALARM & SYSTEM ERROR

Alarm messages Invalid Data Identifier Possible Cause/Criteria Countermeasure ? is displayed to the right of WBC or RBC measured value Abnormal sample Check that the temperature of the diluent is between 15 and 30°C. Then recount the sample. ? is displayed to the right of HGB measured value The WBC measurement bath is dirty. Water and alcohol cannot be measured. Clean the measurement bath. control. Then recount the sample. ! is displayed to the right of WBC measured value WBC counting error. Poor hemolyzation. Check the analyzer by counting the hematology ! is displayed to the right of HGB measured value HGB voltage adjustment error. ! is displayed to the right of MCHC measured value Abnormal RBC. Error occurred when diluting the sample.

Alarm messages Invalid Data Identifier Possible Cause/Criteria Countermeasure * is displayed to the right of HGB measured value Error in the circuit. Check the internal circuit by referring to “Checking the Circuit” in Section 9. If an error is detected, refer to the Service Manual. * is displayed to the right of RBC or PLT measured value PLT-RBC interference Check the analyzer by counting the hematology control. Then recount the sample. C is displayed to the right of WBC and PLT measured values WBC and PLT counting error.

CBC Measurement Alarm Bubble 4 alarm WBC ( less than 9.0 sec ) RBC ( less than 12.2 sec ) Clog alarm WBC ( more than 12.15 sec ) RBC ( more than 15.3 sec ) Level 2 alarm ( more than 8 sec ) Level 1 alarm ( more than 8 sec ) Level 3 alarm ( more than 11 sec )

CBC Measurement Alarm Bubble 2 alarm ( Upper sensor detects liquid ) ( Upper or lower sensor detects air ) Bubble 3 alarm ( Lower sensor detects air )