AAbbaaccuuss ++

Hematology Analyzer

Service Manual

Release 1.09

DIATRON Messtechnik Ges.m.B.H. A-1141 Wien, Ameisgasse 49-51/2.

AUSTRIA Tel.: (431) 914-85-00, 911-38-48

Fax: 914-85-07-15 Web: www.diatron.com

DIATRON MI Ltd. H-1038 Budapest, Paprgyr u. 58-59.

HUNGARY Tel.: (361) 436-98-00 Fax: (361) 436-98-00

Web: www.diatron.com

E-mail: support@diatron.com

http://www.diatron.com/http://www.diatron.com/

Diatron MI PLC

rev 1.09

2

Revision history:

Revision Section Modification By At

1.00 All PRELIMINARY Support Team

10-11.2006

1.09 All Updating tubing schematic Cust.Serv May 2007

Abacus+ Service Manual

rev 1.09

3

TABLE OF CONTENTS

1. INTRODUCTION ........................................................................................................................................ 7

1.1. NAME AND SERIAL NUMBER .................................................................................................................... 7 1.2. INTENDED USE ........................................................................................................................................ 7 1.3. INTEGRATED SOFTWARE ......................................................................................................................... 8

2. FUNCTIONAL DESCRIPTION ................................................................................................................. 9

2.1. MAIN ELECTRONIC PARTS OF THE ANALYZER .......................................................................................... 9 2.1.1. Counting chambers with electrodes and measuring apertures ................................................... 10 2.1.2. HGB Head ................................................................................................................................... 10 2.1.3. Cell counter Amplifier Board ...................................................................................................... 11 2.1.4. Control and Measurement Board (COMB) with DIMM-PC core ............................................... 12 2.1.5. DIMM-PC* Module .................................................................................................................... 13 2.1.6. Configuration and ID E2PROM board (IDEPROM) .................................................................. 13 2.1.7. Pneumatic and Power Board (PPB) ........................................................................................... 14 2.1.8. Opto-boards for stepper motors .................................................................................................. 15 2.1.9. Valve boards ............................................................................................................................... 15 2.1.10. Pressure Sensor ........................................................................................................................... 16 2.1.11. Digital Reagent Sensor Board..................................................................................................... 16 2.1.12. LCD Display Module with High Voltage Board ......................................................................... 17 2.1.13. Keypad ........................................................................................................................................ 18 2.1.14. External Power Supply ................................................................................................................ 18

2.2. MAIN MECHANIC AND FLUIDIC PARTS OF THE ANALYZER ..................................................................... 19 2.2.1. Sampling needle .......................................................................................................................... 20 2.2.2. Washing head .............................................................................................................................. 20 2.2.3. H&V moving unit ........................................................................................................................ 21 2.2.4. Main Dilutor................................................................................................................................ 22 2.2.5. Micro Dilutor .............................................................................................................................. 23 2.2.6. Puffer reservoir ........................................................................................................................... 23 2.2.7. Pump ........................................................................................................................................... 23

2.3. ASSEMBLED ANALYZER ........................................................................................................................ 24 2.3.1. Abacus+ ...................................................................................................................................... 24

3. ADJUSTMENT ........................................................................................................................................... 27

3.1. MECHANICAL SETTINGS ........................................................................................................................ 27 3.1.1. Opto wheel setting ....................................................................................................................... 27 3.1.2. Sampling needle setting ............................................................................................................... 28

3.2. HARDWARE SETTINGS ........................................................................................................................... 28 3.2.1. Amplifier offset setting ................................................................................................................ 28

4. OPERATION OF THE FLUIDIC SYSTEM ........................................................................................... 29

4.1. BASIC PROCESSES ................................................................................................................................. 30 4.1.1. Sampling process ........................................................................................................................ 30 4.1.2. Needle washing process .............................................................................................................. 31 4.1.3. Diluting processes ....................................................................................................................... 32 4.1.4. Fluid transfer from MIX chamber to WBC chamber ................................................................... 33 4.1.5. Lysing process ............................................................................................................................. 34 4.1.6. Counting process ......................................................................................................................... 35 4.1.7. Aperture priming process ............................................................................................................ 36 4.1.8. WBC chamber draining process .................................................................................................. 37 4.1.9. RBC chamber draining process .................................................................................................. 38 4.1.10. Cleaner priming process ............................................................................................................. 39

4.2. MAIN FUNCTIONS OF FLUIDIC SYSTEM ................................................................................................... 40 4.2.1. Initialization ................................................................................................................................ 40 4.2.2. Wake up ....................................................................................................................................... 40 4.2.3. Measurement cycle ...................................................................................................................... 41 4.2.4. Standby ........................................................................................................................................ 47 4.2.5. Cleaning ...................................................................................................................................... 48 4.2.6. Hard cleaning ............................................................................................................................. 48 4.2.7. Shutdown ..................................................................................................................................... 48

Diatron MI PLC

rev 1.09

4

5. CHECKING THE PROPER OPERATION ............................................................................................. 49

5.1. SELF TEST ............................................................................................................................................. 49 5.1.1. Self test Screens ........................................................................................................................... 49 5.1.2. Normal range of Self Test parameters ......................................................................................... 50 5.1.3. Troubleshooting Guide for Self test ............................................................................................. 50

5.2. SERVICE MENU .....................................................................................................................................