VITEK•2 Smart Carrier Station Service Manual
Contents
1. This section gives the locations of the electrical and circuit board component parts and lists the recommended removal and installation procedure to use when performing component and or circuit board removal or replacement Power Supply Board Replacement Removal 1 Remove the back cover per the procedure in this chapter Figure 5 5 shows the back cover open with the power supply wiring attached 2 Disconnect the AC harness from J3 of the power supply board 3 Remove the five screws A securing the power supply board to the back cover See figure 5 6 F Figure 5 5 Power Supply Removal Wiring 5 8 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Five Component Installation Figure 5 6 Power Supply Removal Screws Installation 1 Place the power supply board within the back cover and attach the five screws A See figure 5 6 2 Fully insert the AC harness into J3 on the power supply board 3 Reconnect the ground lug from the power entry assy and the ground lug from the AC harness J3 see figure 4 8 to the ground post in the base unit The hardware is attached in the following order Star washer Power entry assy ground wire lug Flat washer Lockwasher Nut Star washer AC harness ground wire lug Flat washer Lockwasher Nut 9 WARNING Per safety requirements the ground wire to the power entry assy must always be connected directly to the chassis It mu2. Figure 2 2 SCS Cable Connections The following should be performed in preparing the VITEK 2 Smart Carrier Station for use 1 Place the VITEK 2 Smart Carrier Station in its permanent location Position the instrument to meet the minimum clearance of 50 mm 2 in on all sides for ventilation and 30 5 cm 12 in above the instrument to provide access for placing cassettes onto the unit 2 Properly connect all cables plugs etc Refer to figure 2 2 for the cabling connections 3 Turn ON the power VITEK 2 SCS power switch is located on the back of the unit 4 The bioM rieux logo or the configuration screen will be displayed within a few minutes If the screen is not displayed try adjusting the contrast adjustment so the screen display is visible If there still is no display turn OFF the power and re start at step 2 VITEK 2 Smart Carrier Station 2 3 Service Manual REV 0599 Chapter Two System Overview 5 If the configuration screen is displayed set the desired configuration settings For details on these settings refer to the VITEK 2 User s Manual 6 If problems are encountered in setting up the unit refer to chapter six of this manual for troubleshooting information System Physical and Electrical Requirements PHYSICAL CHARACTERISTICS ELECTRICAL REQUIREMENTS ENVIRONMENTAL OPERATING REQUIREMENTS Dimensions Height 28 26 cm 11 1 inches Width 27 15 cm 10 7 inches Depth 17
3. Figure 3 5 is a drawing showing the location of each of the connection points Figure 3 4 SCS Back View VITEK 2 Smart Carrier Station 3 3 Service Manual REV 0599 Chapter Three System Operation 8 SCREEN CONTRAST ADJUSTMENT B KEYBOARD CONNECTION PORT C BAR CODE WAND CONNECTION PORT RJ45 D 9 PIN SERVICE UPDATE PORT E 110 220V SUPPLY RECEPTACLE AC E FUSE HOLDER ON OFF SWITCH FOR SMART CARRIER Unit accepts either 110V or 220V supply voltages Smart Carrier will sense and determine value of supplied voltage and automatically adjust voltage value internally within the power supply Figure 3 5 SCS Back View Bar Code Wand The bar code wand allows the lab technician to enter information into the SCS by scanning the bar codes printed on the test cards or from the SCS Job Aid card If the laboratory uses bar codes for accession numbering specimens this information can also be entered via the scanner Scanned data automatically appears in the appropriate field on the display screen after each successful scan The scanner can be used with an optional holder passing the bar codes by the scanner or it can be held by the technician and aimed at the bar codes The bar code wand can read the following industrial symbology CODABAR CODE39 INTERLEAVED 2 of 5 CODE 2 of 5 MATRIX 2 of 5 CODE 11 CODE 93 and CODE 128 Keyboard The SCS is equipped with a small keyboard The keybo
4. Four System Components Figures 4 4 shows the Sharp screen controller cable connections The settings for the supply voltage to the display electronics are made on the SCS I O board using JP3 RIBBON CABLE TO BACK COVER ASSY TO TOUCH RIBBON CABLE MEMORY CONTACTS TO DISPLAY SCREEN SHOULD BE pa SET FOR 20V eBay BATTERY geo VOLTAGE TEST POINTS VIDEO BOARD DISK ON CHIP VO BOARD VIEW FROM FRONT AND CPU BOARD OF SMART CARRIER Figure 4 4 Sharp Screen Connection Power Supply The power supply is located in the SCS back cover assembly at the back of the SCS base unit Figure 4 5 shows the power supply and back cover partially detached from the base unit In this view the wires and cables attached to the power supply are visible Figure 4 5 Power Supply Partially Detached 4 4 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Four System Components The power supply is shown in figure 4 6 and 4 7 The power supply board accepts either 110 volt 60 Hz or 220 volt 50 Hz input power The voltage regulator circuitry detects the input power voltage level and automatically adjusts its operation The power supply develops 12 VDC 12 VDC and 5 VDC The 5 VDC voltage is regulated The 5 VDC is the only directly adjustable voltage The adjustment is made on a potentiometer on the power supply shown in figure 4 7 When the 5 VDC is adjusted the other voltages will b
5. Service Disabled SCSI IN ID 7 SCSI Retries 15 Default Boot Drive Hard Drive MM FI Ide Disk IDE Disk 1 Disabled IDE Disk 2 Disabled SCSI Disk Map Physical Device SCSI Disk 1 IDOLUN 0 SCSI Disk 2 Not Active SCSI Disk 3 Not Active SCSI Disk 4 Not Active DOS Disk Map Physical Disk 1 Hard Drive XT Disk 1 2 Hard Drive Not Active 3 Hard Drive Not Active 4 Hard Drive Not Active C 2 VITEK 2 Smart Carrier Station Appendix C CMOS Configuration for the SCS Service Manual REV 0599 Appendix C CMOS Configuration for the SCS Third CMOS Setup Screen Extended Serial Console Configuration Console Output Device Video Console Input Device Keyboard Serial Console Output Setup Data Length lt Leave Blank gt Stop Bits lt Leave Blank gt Parity lt Leave Blank gt Baud lt Leave Blank gt Console Output Handshake lt Leave Blank gt Serial Console Input Setup Data Length lt Leave Blank gt Stop Bits lt Leave Blank gt Parity lt Leave Blank gt Baud lt Leave Blank gt When finished making all changes use the page up key to return to the first CMOS setup screen and press the S key to save the changes The unit will save the entered settings into CMOS memory and reboot with the new settings Verify that the unit reboots successfully VITEK 2 Smart Carrier Station C 3 Service Manual REV 0599 Appendix C CMOS Configuration for the SCS C 4 VITEK 2 Smart Carrier Station Service Manual REV 0599
6. and setup of the VITEK 2 Smart Carrier Station It begins with the unboxing of the instrument and proceeds through its power up and configuration This chapter also contains environmental spatial and electrical requirements Chapter Three System Operation This chapter introduces the VITEK 2 Smart Carrier Station hardware and describes the basic parts of the software system Chapter Four System Components This chapter describes the components of the system and their operation It contains the descriptions of the boards and the major subassemblies Chapter Five Component Installation This chapter describes how to remove and install subassemblies that may be encountered during repair of the VITEK 2 Smart Carrier Station Chapter Six Troubleshooting This chapter describes troubleshooting methods for the VITEK 2 Smart Carrier Station Following these chapters are appendices containing procedures drawings schematics and a glossary of terms VITEK 2 Smart Carrier Station 1 1 Service Manual REV 0599 Chapter One Organization of the Manual After completing this service manual you should be able to do the following Identify the VITEK 2 Smart Carrier Station and major components Troubleshoot errors in the VITEK 2 Smart Carrier Station After completing the various chapters in this manual you should be able to complete the items listed under each chapter Chapter One You will be able to re
7. fuse assembly 8 Carefully pull the back cover straight away from the base unit After the back has been pulled away about a half an inch it may be tilted back to gain access to the cable 9 Only perform steps 10 through 12 if you will be completely removing the back cover If you will be troubleshooting electrically skip these steps 10 Unplug the backlight high voltage cable from J1 on the power supply board 11 Unplug the ribbon cable from J2 on the power supply board 12 Remove the nuts lockwashers star washers and ground connections from the ground post in the base unit BACK VIEW Figure 5 1 Back Cover Removal VITEK 2 Smart Carrier Station 5 3 Service Manual REV 0599 Chapter Five Component Installation Replacement 1 Only perform steps 2 through 4 if the electrical wires and cables have been removed Reconnect the ground lug from the power entry assy and the ground lug from the AC harness J3 see figure 4 8 to the ground post in the base unit The hardware is attached in the following order Star washer Power entry assy ground wire lug Flat washer Nut Star washer AC harness ground wire lug Flat washer Lockwasher Nut eff 9 WARNING Per safety requirements the ground wire to the switch fuse block must always be connected directly to the chassis It must be the first lug connected to the post with only a star washer beneath it 3 Reconnect the backlight high
8. is pressed at the end of a keyboard entry or the scan is successfully made the data is transferred to the button memory device If any problem occurs a message is displayed on the SCS screen Data transfer problems can be indicated by the absence of the Data Entry screen or by explicit error messages displayed in windows on the SCS Screen No Data Entry Screen Checkpoints Check that a button memory device is in the cassette Check cassette is positioned against the data bus contacts Check cleanliness and positioning of the contact prongs on the cassette Try a known to be good cassette or replace the button memory device instrument 9 9 Clean the data bus contacts Alcohol will remove most deposits Rubbing the contacts with a pencil eraser will remove oxidation Remove back cover and check the connections and wires between the SCS cassette contacts and J1 on the SCS I O board Error Messages The data transfer error messages are listed in table 6 2 along with a brief description of the condition causing the message and suggested remedial actions Table 6 2 Data Transfer Error Messages Action ERROR No cassette memory Cassette removed or Reposition cassette against moved during data transfer contacts and repeat data entry Cassette Data BUS Check 5 12 VDC power Malfunction supply see sect 6 3 if 12VDC is good replace SCS I O board Bad CRC from Cassette data Bad button memory
9. on external power to maintain information CPU Central Processing Unit LCD Liquid Crystal Display VITEK 2 Smart Carrier Station B 1 Service Manual REV 0599 Appendix C CMOS Configuration for the SCS Appendix C CMOS Configuration for the SCS Connect a standard VGA monitor to J7 of the video interface board of the SCS using a VGA display interface cable See figure 6 2 Connect a XT keyboard to the SCS keyboard connection port Turn the SCS power on and observe the output on the monitor When prompted press the lt CTRL gt lt ALT gt lt ESC gt keys to enter the BIOS setup utility There are three screens of BIOS settings Verify or change all settings as needed to agree with the following setups You will need to press lt ENTER gt after typing in the time and date The left and right arrow keys are used to make the other changes Follow the instructions displayed at the bottom of the screen as required to complete the configuration process First CMOS Setup Screen CM PC Setup Date mm dd yy Set correct date Time hh mm ss Set correct time 1 Floppy None 2 Floppy None Video Type EGA VGA Video State Enabled Serial Port Enabled Parallel Port Enabled Byte wide socket 64K D0000 Socket Status Enabled System POST Fast Watch Dog Timer Disabled Serial Boot Loader Disabled Hot Key Setup Enabled Enhanced BIOS Enabled Service Manual REV 0599 Second CMOS Setup Screen SCSI and IDE Disk Setup SCSI IDE Disk
10. 2 bioM rieux VITEK Z Smart Carrier Station Service Manual 510740 1 REV 0599 bioM rieux Inc 595 Anglum Road Hazelwood Missouri 63042 2320 tel 314 731 8500 fax 314 731 8800 Updates are made periodically to this document Software revisions and other changes will be included in subsequent versions O Copyright 1999 by bioM rieux Inc All rights reserved No part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any human or computer language in any form or by any means whatsoever without the previous express and written consent of bioM rieux Inc BIOM RIEUX BIOM RIEUX LOGO are registered trademarks belonging to the BIOM RIEUX Group All other trademarks or trade names are property of their respective holders VITEK 2 Smart Carrier Station Service Manual REV 0599 WARRANTIES Limited Warranty for New Products bioM rieux Inc warrants the Product delivered thereunder to the original purchaser for a period of one 1 year after the date of installation against defects in material and workmanship and defects arising from failure to conform to specifications applicable on the date of installation The liability of bioM rieux Inc is limited to repair or replacement of the Product at its own discretion and option bioM rieux Inc shall in no case be liable under this warranty for any defect arising from abuse of the Product failure to op
11. 78 cm 7 inches Clearance 5cm 2 in on all sides Weight 2 6 kg 5 85 lbs Voltage Selection 100 120 or 200 240 VAC internally detected by power supply circuitry Input voltages currents 100 120 VAC Q 2 amps max 2 amps nominal 200 240 VAC Q 2 amps max 1 amps nominal 50 60 Hz Power 10 watts nominal Heat 34 BTU HR nominal Ambient Temperature 15 C 30 C Humidity 10 80 Non Condensing VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Three System Operation Chapter Three System Operation Unit Description The VITEK 2 Smart Carrier Station is a dedicated purpose PC type computer It is used by laboratory technicians to enter test card and specimen information into the button memory of the cassette for transfer to the VITEK ZP instrument The unit consists of Base Unit Bar code wand Keyboard Display Screen Figure 3 1 shows the VITEK 2 Smart Carrier Station without the bar code wand DISPLAY KEYBOARD BASE UNIT Figure 3 1 VITEK 2 Smart Carrier Station VITEK 2 Smart Carrier Station 3 1 Service Manual REV 0599 Chapter Three System Operation Cassette The cassette holds up to 15 test cards with the associated specimen test tubes A cassette 1s shown in figure 3 2 The button memory device is located in the bottom of the cassette as shown in figure 3 3 Although the cassette has 3 sockets for memory buttons onl
12. Carrier Station is made up of the following components Keyboard Assembly Bar code wand Computer Electronics Display Assembly 0 Power Supply 0 SCS VO Board Assembly which includes gt CPU Disk Board gt Video Board gt General Purpose I O Board Keyboard The SCS keyboard users the PC XT Synchronous Communication Two keys are unique to the SCS and are described in the previous chapter The keyboard can be slipped into a recess beneath the SCS base unit when it is not in use The keyboard connects to the SCS base unit via a plug in DIN type RJ 45 connector on the back of the base unit Attached to the cord is a ferrite core for reducing emissions The keyboard controller is contained in the SCS I O board assembly Bar Code Wand The bar code wand connects to the SCS base unit via a plug in DIN type RJ 45 connector on the back of the base unit It also has a ferrite core attached Computer Electronics All the computer electronics are contained within the SCS base unit as shown in figure 4 1 The display screen and power supply are separate assemblies The I O board assembly contains the general purpose I O board the CPU disk memory and the video board VITEK 2 Smart Carrier Station 4 1 Service Manual REV 0599 Chapter Four System Components DISPLAY ASSEMBLY POWER VO BOARD SUPPLY ASSEMBLY KEYBOARD Figure 4 1 Electronic Component Locations Display Screen The display assembly is a backl
13. D Dilution mode Automatic Figure 3 7 Data Entry Screen VITEK 2 Smart Carrier Station 3 5 Service Manual REV 0599 Chapter Three System Operation Unit Operation Data entry can be accomplished by manual key in using the keyboard or using the bar code wand The process is 1 Place the cassette with button memory device installed onto the SCS base unit Ensure the cassette rests against the metal contacts on the base unit 2 The data entry screen should automatically be displayed 3 The lab tech enters the data by either a Entering data in each field on the keyboard pressing Enter after each entry The data is transferred to the button memory device when the Enter key is pressed b Scanning data from bar code labels Pressing Enter is not necessary The data is transferred to the button memory device when each successful scan 1s made 4 Enter data for the card in the next slot 5 After all information has been entered remove the cassette from the SCS and put it into the VITEK 2 instrument for processing 3 6 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Four System Components Chapter Four System Components Chapter Four familiarizes the user with the system components of the VITEK 2 Smart Carrier Station In this chapter we provide more detailed descriptions of the individual component parts of each system and their functions The VITEK Z Smart
14. PLIED ARISING BY LAW OR OTHERWISE WITH RESPECT TO THE PRODUCT DELIVERED THEREUNDER INCLUDING WITHOUT LIMITATION ANY OBLIGATION WITH RESPECT TO MERCHANT ABILITY FITNESS FOR A PARTICULAR PURPOSE AND CONSEQUENTIAL DAMAGES AND WHETHER OR NOT OCCASIONED BY BIOM RIEUX INC S NEGLIGENCE This warranty shall not be extended or altered except by written instrument duly approved and signed by bioM rieux Inc VITEK 2 Smart Carrier Station Service Manual REV 0599 PREFACE This manual is for use by bioM rieux Field Service Engineers and factory trained Biomedical Engineers to assist in the troubleshooting and repair of the VITEK 2 Smart Carrier Station Every effort has been made to ensure that the information contained in this manual is complete and accurate All calibration and adjustment procedures used in this manual are adapted directly from current Engineering documentation Information in this document is subject to change without notice Should a change to this manual become necessary revision will be performed in accordance with bioM rieux General Procedure DO 07 00 or the latest revision and will take place at the Chapter level No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording for any purpose without express written permission of bioM rieux Inc VITEK 2 Smart Carrier Station Service Manual REV 0599 Table of Contents CHAP
15. SCS Attempt to enter data via the keyboard Reprogram Bar Code wand by scanning barcodes in figure 6 1 Turn SCS OFF substitute another scanner turn SCS ON and retry the scan FACTORY DEFAULT SETTINGS SCAN FIRST IBM PC XT AND COMPATIBLES INTERFACE SCAN SECOND BIM170 SC 047 Figure 6 1 Reprogram Bar Codes VITEK 2 Smart Carrier Station 6 5 Service Manual REV 0599 Chapter Six Troubleshooting 6 5 Keyboard Troubleshooting Information Keyboard problems will either center on the keyboard or the keyboard controller portion of the SCS I O board Checkpoints Check that the keyboard is properly plugged into the back of the base unit Cycle power to SCS With a cassettes on the SCS test type each key and see if the character displays on the Data Entry screen Do not test the function keys in this manner as unexpected results may occur Turn SCS OFF substitute a known to be good keyboard turn SCS ON and retry data entry If the SCS does not work with the good keyboard the SCS I O board is at fault and the SCS 1 O board assembly must be replaced 6 6 Display Troubleshooting Information Three types of display problems are likely problems with the display backlight failure of the display assembly or problems with the video board If there is a video board problem the entire I O PC Board Assy must be replaced Two different troubleshooting paths should be followed depending on wheth
16. TER ONE ORGANIZATION OF THE MANUAL msn 1 1 o O Gere ea ee i eee 1 1 Organization ie Manta a ee eds 1 1 Typopraphic Conventions A a ee 1 3 CHAPTER TWO SYSTEM OVERVIEW ssseseenesonsenenenensnsssenseseene 2 1 Preparations For Unpacking the VI TEK 2 Smart Carrier Station 2 1 Unpacking Procedure 2 5 tec decani IA IU See I RUE SR KY Ka Ke Se Rete t He RID eue 2 2 Installation Pro ca cece os tul atia atit ot ien tp ido alot 2 2 System Physical and Electrical Requirements eee 2 4 CHAPTER THREE SYSTEM OPERATION ccccccsssssscsescscsceccsescsesssccsesssesseseee 3 1 A A DE 3 1 CAM EA EE EE A OE een Ca 3 2 Base Mi A A E 3 3 Bar Code WAN sas os sa ces nn enr debe iaces sl Ge EG DR NS GER se i eese dd 3 4 Keyboard A E uo Pg ee 3 4 Display SETE a did 3 5 Unit Operation siii OE OE EE N 3 6 CHAPTER FOUR SYSTEM COMPONENTS ccscsssssscssssssessscscssesssscssssessnessoeees 4 1 ICY BO AEC rotas 4 Bar Code Wand iuis n ll eae en ee 4 Computer Elo os eet ulti Sn erates 4 1 DIA OS 4 2 PONES IPP eS 4 4 SCS VO Board Assembly RE ER ere EDE ao 4 7 CPU Disk Board msi 4 8 video Board sa SE Oo ses tad Plated dat DE ee ee de ke 4 10 CHAPTER FIVE COMPONENT INSTALLATION sense 5 1 Repair Noticia aia EK GEN ed 5 1 Voltage Test POLS esse Ee EE ira 5 2 Cover Removal and Replacements ss ene e t ori pH SR ER Te eM Se ee De 5 3 Back COEN Diei un dele dde AS 5 3 TODA ONIS RS voti
17. TERY Pm VIDEO BOARD DISK ON CHIP 1 0 BOARD t VIEW FROM FRONT E AND CPU BOARD OF SMART CARRIER Figure 4 10 SCS I O Board Assembly GE NOTE Only the SCS I O Board assembly is stocked as a spare The CPU disk board and video boards are not field replacement items Under no circumstances should the assembly be disassembled or parts swapped VITEK Z Smart Carrier Station 4 7 Service Manual REV 0599 Chapter Four System Components CPU Disk Board The CPU Disk board contains the CPU solid state disk DiskOnChip storage RAM memory and the general computer chip set The board is attached to the SCS I O board assembly component side down by several square pin connectors and held down by a single screw The board is shown in figure 4 11 M LII a E EE 25 E 4 Figure 4 11 CPU and Disk Board WARNING If the CPU Disk board is removed from the SCS I O board the CMOS setup must be reconfigured See Appendix C GE NOTE There are two different type of solid state DiskOnChip varieties used with the SCS a 28 pin chip version and a 32 pin chip version Each version requires a different jumper setting on the CPU Disk board Figure 4 12 and 4 13 shows a 28 pin chip and figures 4 14 and 4 15 shows a 32 pin chip 4 8 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Four System Components Figure 4 12 28 Pin Disk Chip SCSDOC XXXX DiskOnChip guis 1 location N
18. ard provides an alternative method of data entry and is also used to configure maintain and troubleshoot the SCS It is a standard keyboard with function keys and two unique keys The unique keys are located between the alphabetic keys and the numeric keypad as shown in figure 3 6 3 4 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Three System Operation TO KEYBOARD PORT e re le Les rs les Lez re EE HOL awewe A doo JG GJ 9 2 2 S MEE EE oa gt IO 00 SEBE EL alla OB Figure 3 6 Keyboard The special keys are from the top the HELP key and the PREVIOUS NEXT SLOT key The HELP key is used to display context sensitive help that describes the current functions that are available See Vitek 2 User s Manual for additional information Display Screen The SCS display is a backlit black and white LCD screen which is 320 pixels and 240 pixels high Several different screens are programmed into the SCS for configuration and operation Figure 3 7 shows the data entry screen used during the data entry operation of the SCS Slot 1 WHEN THE Station Name Is TRB ot CASSETTE IS PLACED ON THE SMART CARRIER THIS DISPLAY Accession ID Iso SCREEN AUTOMATICALLY APPEARS e LAB TECH THEN ENTERS SAMPLE Card Type DATA Organism ID FOR EACH ID THERE CAN BEA Ancillary Te SUSCEPTIBILITY TEST ae THESE TESTS CAN BE PRE DILUTED Modifier OR NOT PRE DILUTE
19. be lit and there should be 250 1000 VAC between pins 3 and 4 of U1 and between pins 1 and 2 of the J1 connector If not the inverter is faulty and the power supply board must be replaced If the inverter is OK then the display assembly is probably faulty and it must be replaced Remove jumper from TP6 to TP2 6 8 VITEK 2 Smart Carrier Station Service Manual REV 0599 Appendix A Schematics and Diagrams Appendix A Schematics and Diagrams DiskOnChip 2000 Jumper Settings 32 Pin Instrument Figure 1 CS NOTE J umper W2 and W4 not shown remain open DiskOnChip 1000 Jumper Settings 28 Pin Instrument N 1 ooo 510 o le 12 17 w2 Note empty pins of socket Figure 2 ET NOTE Jumper W2 and W4 not shown remain open VITEK 2 Smart Carrier Station A 1 Service Manual REV 0599 Appendix A Schematics and Diagrams Video Board Jumper Settings J2C J2D Figure 3 Video Display Interface Cable PIN NUMBERS i 10 6 ie aoe LOOKING AT END OF CONNECTOR o WIRES ARE AT OPPOSITE END PIN 1 PIN 1 OF 10 PIN FLAT CABLE CONNECTIONS VGA END VIDEO BRD 1 1 6 2 WHEN CONNECTING THE CABLE 2 3 TO THE VIDEO BOARD PIN 1 IS ON THE 7 4 END CLOSEST TO THE 40 PIN CABLE J3 3 5 8 6 13 7 10 8 14 9 B 10 Figure 4 A 2 VITEK 2 Smart Carrier Station Service Manual REV 0599 Appendix B Glossary Appendix B Glossary Non V olatile Memory location that does not rely
20. cognize the various typographic conventions used throughout the manual Chapter Two You will be able to describe how to unpack the VITEK 2 Smart Carrier Station and prepare it for use You will be able to identify all of the VITEK 2 Smart Carrier Station specifications Chapter Three You will be able to state the general operating theory of the VITEK 2 Smart Carrier Station You will be able to describe the purpose of each of the following VITEK 2 Smart Carrier Station components Base Unit Display Screen 0 Bar code wand 0 Keyboard Chapter Four You will be able to identify the various internal components of the VITEK 2 Smart Carrier Station Chapter Five You will be able to remove and install various components of the VITEK 2 Smart Carrier Station Chapter Six You will be able to identify a malfunction and the action required to fix it 1 2 VITEK Z Smart Carrier Station Service Manual REV 0599 Chapter One Organization of the Manual Typographic Conventions Following are the terms and visual cues used in this manual to aid in your understanding of the procedures CS NOTE Symbol calls attention to especially useful information or instructions N WARNING The information or instructions following is critical to the safe EEN operation of the instrument Please read this information carefully The following data entry instructions are used throughout this manual ke
21. device Replace button memory device if transfer eternal loop of it cannot be erased message Undefined Cassette Status All other errors Call bioM rieux Inc 6 2 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Six Troubleshooting 6 3 Power Supply Troubleshooting Information The power supply develops 12 VDC 12 VDC 5 VDC The 5 VDC voltage is regulated The 5 VDC is the only directly adjustable voltage The adjustment is made on a potentiometer on the power supply When the 5 VDC is adjusted the other voltages will be affected by a proportional amount WARNING Power supply contains an inverter U1 for display backlight J1 which develops high voltages 250 1000VAC Precautions should be taken Checkpoints Is the power cord plugged into a powered receptacle Check the power switch fuse mounted in the same block as the switch Check supply voltage on both sides of the switch 4 Check voltage testpoints on the power supply card Ifall voltages are absent the power supply is probably bad and in need of replacement Ifthe 5 VDC and 12VDC voltages are present but at improper levels adjust the power supply for a reading of 5V 10 VDC at TP4 under loaded SCS powered up conditions Check that the voltage is also 5V 10 VDC at TP11 on the SCS I O board under loaded conditions If all voltages return to acceptable levels resume operation If any voltage is still at an
22. e Cable sistema A 2 APPENDIX B GLOSSARY sesse oes esse do ge bees se oe Si eed ee gee ede ge bog de oe ai oe eek de eke see ie B 1 APPENDIX C CMOS CONFIGURATION FOR THE SCS esse esse C 1 ii VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter One Organization of the Manual Chapter One Organization of the Manual Introduction This Service Manual contains information on the operation installation maintenance and repair of the VITEK 2 Smart Carrier Station This information is intended to provide an understanding of how this instrument performs possible causes of malfunctions and how to isolate and correct performance problems This chapter explains how the manual is organized and how to use the manual The Table of Contents lists all the chapters in this manual Each chapter is subdivided into heading levels corresponding to a procedure or description Organization of the Manual The information in the manual is organized among six chapters They are arranged so that the information you need first is in the beginning of the manual Information required for maintenance after the system is operating is found in later chapters The following is a brief outline of what you will find Chapter One Organization of the Manual This chapter explains how the manual is organized and how to use the manual Chapter Two System Overview This chapter is a complete guide for the installation
23. e affected by a proportional amount Figure 4 6 Power Supply VITEK 2 Smart Carrier Station 4 5 Service Manual REV 0599 Chapter Four System Components FUSED HIGH VOLTAGE TO gt POWER MONITOR SCREEN SWITCH lt RIBBON CABLE TO SCS 1 0 PCB ASSEMBLY THUMBWHEEL INVERTER POWER supply O VOLTAGE ADJUSTER 5 VOLT CONTRAST POTENTIOMETER VOLTAGE TESTPOINTS Figure 4 7 Power Supply The inverter develops the high voltage 250 1000 VAC for the display screen backlight The fused power switch and the power supply board are grounded at a post in the base unit The ground post is shown in figure 4 8 A WARNING Per safety requirements the ground wire to the power switch LN block must always be connected directly to the chassis It must be the first lug connected to the post with only a star washer beneath it GND WIRE GND WIRE FROM FROM J3 SWITCH FUSE BLOCK Figure 4 8 Ground Connections 4 6 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Four System Components SCS VO Board Assembly The I O board assembly contains the general purpose I O board the CPU disk memory and the video board Figures 4 9 and 4 10 1 0 BOARD CPU 8 DISK BOARD VIDEO BOARD Figure 4 9 SCS I O Board Assembly RIBBON CABLE TO BACK COVER ASSY TO TOUCH RIBBON CABLE MEMORY CONTACTS TO DISPLAY SCREEN SHOULD BE p SETFOR 20V Y BAT
24. ecting the SCS to a computer workstation using a cable part number 186132 10 Since you may need to update only a portion of the SCS software the Program Updates options allow you to select the software you need You receive periodic program updates from bioMerieux The update package includes instructions to update the computer workstation the VITEK 2 and the SCS Prior to updating the SCS attach the cable 186132 10 from the workstation tty0 to the SCS 1 Press the F4 key to access the Smart Carrier Configuration screen 2 Press the NEXT SCREEN key once to display the Firmware Update Options screen 3 Press the DOWN ARROW key to move the cursor to the option specified in the update instructions either Update all SCS files and data or Request specific file 4 Press the ENTER key to select the option The following message appears Press F1 to start selected function any other key to cancel 5 Press the FI key 6 Update Specific File only Enter the file name specified in the update instructions The following message appears Press F1 to start transfer 7 Press the F1 key to begin the update VITEK 2 Smart Carrier Station 5 13 Service Manual REV 0599 Chapter Six Troubleshooting Chapter Six Troubleshooting This chapter contains troubleshooting information to be utilized ONLY by an authorized VITEK 2 instrument service representative All safety and hazard information must be clearly understood a
25. er or not a screen backlight is visible If no characters are displayed on the screen at all go to No Display Backlight OK If the display is dimly lit and characters show faintly go to No Display No Backlight No Display Backlight OK Checkpoints Check adjust the contrast thumbwheel on the back of the base unit Verify flex cable from the display assembly to J5 of the I O PC Board is not damaged pinched kinked broken and the connector is fully seated on both ends Check 20VDC TP6 and 5VDC TP11 on the SCS I O board If the TP6 voltage is incorrect verify Jumper setting of JP3 across 1 and 2 If the TP6 voltage is still incorrect disconnect the flex cable from J5 and the measure the voltage a defective flex cable open short may be affecting the circuits Ifthe SVDC 20VDC and JP3 are reading set properly the problem is most likely the video controller or a bad display assembly The video controller board can be checked by connecting a VGA monitor to J7 on the video board Note there is a slight chance that the VGA monitor connection may work while the portions of the board associated with the SCS display are still faulty Using a video display interface cable plug the PC Monitor into the PC104 video board 10 pin header Be sure to position pin 1 of the 10 pin video adapter connector facing connector J3 See figure 6 2 for pin configuration of display interface cable 6 6 VITEK 2 Smart Carrier Statio
26. erate and maintain the system in accordance with the Product manual including repair service alteration or modification of the product by any person other than service personnel of bioM rieux Inc or use of modified changed or previously used disposables Limited Warranty for Reconditioned Products bioM rieux Inc warrants Reconditioned Products to the original purchaser for a period of ninety 90 days after the date of installation under normal use against defects in material and workmanship and defects arising from failure to conform to specifications applicable on the date of installation provided bioM rieux Inc is promptly notified by the purchaser either in writing or by telephone The liability of bioM rieux Inc is limited to repair of the Reconditioned Products or at 1ts own discretion and option to their replacement by another Reconditioned Product bioM rieux Inc shall in no case be liable under this warranty for any defect arising from abuse of the Product failure to operate and maintain the system in accordance with the Product manual including repair service alteration or modification of the product by any person other than service personnel of bioM rieux Inc or use of modified changed or previously used disposables THE WARRANTY OF BIOM RIEUX INC SET FORTH ABOVE AND THE OBLIGATIONS AND LIABILITIES OF BIOM RIEUX INC THEREUNDER ARE EXCLUSIVE AND IN LIEU OF ALL OTHER REMEDIES OR WARRANTIES EXPRESS OR IM
27. ield repair procedures for gaining access to the internal components and replacing various defective components of the VITEK 2 Smart Carrier Station Before performing any of these procedures be sure you have used the troubleshooting procedures in Chapter Six of this manual to properly isolate the instrument s problems Ensure you read and understand the following warning information prior to performing any maintenance or entry into the device WARNING Only Authorized VITEK 2 device service technicians should attempt to perform any component installation or servicing of this instrument beyond normal operational and routine maintenance tasks Contact bioM rieux for any additional information or procedural direction Repair Notes CS NOTE Before removing any circuit cards or internal components place the main AC power switch off and disconnect the AC power cable from its power source NOTE The circuit boards for the instrument are sensitive to static electricity Wear a static wrist strap when handling circuit boards or electronic components After removal of any circuit board wrap it in anti static material for storage or shipment VITEK 2 Smart Carrier Station 5 1 Service Manual REV 0599 Chapter Five Component Installation Voltage Test Points Supplied voltages shown in table 5 1 should be tested at the listed test points for each of the circuit boards as indicated To access the power supply board the back cover mu
28. it LCD unit The display area is 320 pixels wide and 240 pixels high The screen is located in a hinged housing which permits the user to tilt the display to the best viewing angle Screen contrast is adjusted by a thumbwheel at the back of the base unit The housing backlight power cable flex cable ground cables and housing hinges are shown in figures 4 2 and 4 3 Figure 4 2 Display Screen Housing 4 2 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Four System Components BACK SIDE OF DISPLAY SCREEN DISPLAY DISPLAY GROUND GROUND WIRE WIRE BACK LIGHT 1 FLEX CABLE CABLE SHARP MODEL CONNECTS TO J5 ON POWER SUPPLY ON SOS l O PCB ASSY BOARD X 1000 Volts Figure 4 3 Display Screen Housing The backlight power cable supplies a high voltage 250 1000 VAC from an inverter on the power supply board to the screen backlight The backlight provides the display illumination The LCD portion of the screen actually darkens the screen to block the backlighting to produce the displayed characters The LCD display is controlled from a video board which is part of the SCS I O board assembly Table 4 1 summarizes the display type requirements Table 4 1 Display Type Requirements Type Sharp Inverter supply voltage 20VDC JP3 setting pins and 2 Controller cables one Controller cable connections VITEK 2 Smart Carrier Station 4 3 Service Manual REV 0599 Chapter
29. lace the hardware exactly as originally assembled See figure 5 3 6 Lift the top cover and remove it from the base unit BOTTOM VIEW Figure 5 2 Top Cover Removal BRAIDED GROUNDING GROUNDING WIRES ANTENNA i Figure 5 3 Braided Grounding Wire and Grounding Antenna Location VITEK 2 Smart Carrier Station 5 5 Service Manual REV 0599 Chapter Five Component Installation Replacement 1 Place the top cover on the base unit 2 Reattach the display s braided ground wires to the grounding antenna See figure 5 3 3 Connect the wires from the touch memory device contacts to J1 and connect the display flex cable to J5 on the SCS I O board Connect the backlight power cable to J1 of the power supply Attach the four screws A through the bottom of the base unit See figure 5 2 Perform back cover replacement steps 5 11 Plug the power cord into the base unit GO YS TN CR m If the unit is to be immediately returned to service turn the power switch to the ON position Display Assembly Replacement WARNING Power supply board contains an inverter U1 for display backlight J1 which develops high voltages 250 1000V AC Precautions should be taken Removal 1 If the back cover has not been removed perform steps 1 through 8 of the back cover removal procedure in this chapter The electrical connections need not be disturbed 2 Disconnect the backlight high voltage cable from J1 on the
30. ls and shipping container should be retained for future transportation needs if necessary Unpacking Procedure The recommended procedure for removing the VITEK 22 Smart Carrier Station from its shipping container is to 1 Open the shipping carton and remove the unit from the carton 2 Carefully remove the unit from the packing material be sure to remove all parts and literature from the carton 3 Remove the remaining packing materials from the VITEK 22 Smart Carrier Station and store with the shipping container Installation Procedure After completing the unpacking procedure the VITEK 2 Smart Carrier Station SCS is ready to be placed in its permanent location The VITEK 2 Smart Carrier Station is intended for use on any normal flat bench top commonly found in a microbiology lab Some cables must be connected to the unit Figure 2 2 shows the cable connections points on the back of the unit 2 2 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Two System Overview B SCREEN CONTRAST ADJUSTMENT KEYBOARD CONNECTION PORT C BAR CODE WAND CONNECTION PORT RJ45 D 9 PIN SERVICE UPDATE PORT E 110 220V SUPPLY RECEPTACLE AC F FUSE HOLDER ON OFF SWITCH FOR SMART CARRIER Unit accepts either 110V or 220V supply voltages Smart Carrier will sense and determine value of supplied voltage and automatically adjust voltage value internally within the power supply
31. n Service Manual REV 0599 Chapter Six Troubleshootin Ifthe monitor check reveals a bad video board replace the entire SCS I O board assembly Ifthe monitor check indicates the video board is working replace the display assembly PIN NUMBERS S y 10 j 6 15 N 11 LOOKING AT END OF CONNECTOR WIRES ARE AT OPPOSITE END PIN 1 PIN 1 OF 10 PIN FLAT CABLE CONNECTIONS VGA END VIDEO BRD 1 1 6 2 WHEN CONNECTING THE CABLE 2 TO THE VIDEO BOARD PIN 1 IS ON THE 7 4 END CLOSEST TO THE 40 PIN CABLE J3 3 5 8 6 13 7 10 8 14 9 5 10 Figure 6 2 Video Display Interface Cable VITEK 2 Smart Carrier Station 6 7 Service Manual REV 0599 Chapter Six Troubleshooting No Display No Backlight The source of this problem would be either the backlight high voltage cable or the inverter on the power supply board Checkpoints Check that the backlight high voltage cable from J1 of the power supply is undamaged and firmly seated in the connector Check the inverter as follows WARNING The normal voltage across pins 3 and 4 of U1 inverter and the normal voltage across pins 1 and 2 of the J1 connector on the power supply board is 250 1000 VAC Remove the ribbon connector from J2 of the power supply board Connect a jumper wire from TP6 to TP2 ground this forces an enable signal to U1 Read the voltage from TPS to TP2 Gnd The value should be 5 VDC The backlight should
32. nd the appropriate safeguards must be exercised anytime the instrument is serviced This chapter is separated into six sections 6 1 General Troubleshooting Information 6 2 Data Transfer Troubleshooting Information 6 3 Power Supply Troubleshooting Information 6 4 Bar code wand Troubleshooting Information 6 5 Keyboard Troubleshooting Information 6 6 Display Troubleshooting Information ff 6 1 General Troubleshooting Information Table 6 1 General Troubleshooting Information Malfunction General Troubleshooting Actions 1 SCS will not start Verify AC power switch is in the ON position Verify the AC line cord is properly connected to a powered receptacle Verify proper voltages at the power source Check AC power switch fuses Refer to section 6 3 Power Supply Troubleshooting Information See item 1 of this table Refer to section 6 6 Display Troubleshooting Information keyboard Refer to section 6 5 Keyboard Troubleshooting Information bar code wand Information 5 Data will not transfer to Refer to section 6 2 Data Transfer Troubleshooting the cassette button Information memory device VITEK 2 Smart Carrier Station 6 1 Service Manual REV 0599 Chapter Six Troubleshooting 6 2 Data Transfer Troubleshooting Information The Data Entry Screen should automatically appear when a cassette equipped with button memory device is placed on the SCS base unit against the data bus contacts After the ENTER key
33. ote empty pins of socket Figure 4 13 28 Pin Disk Chip Jumper Settings CS NOTE J umper W2 and W4 not shown remain open VITEK 2 Smart Carrier Station 4 9 Service Manual REV 0599 Chapter Four System Components Figure 4 14 32 Pin Disk Chip SCSDC2 XXXX DiskOnChip pe 1 location Figure 4 15 32 Pin Disk Chip Jumper Settings GE NOTE Jumper W2 and W4 not shown remain open Video Board The video board drives the LCD display The board can also drive a VGA monitor from connector J7 on the side of the board The VGA monitor is used for troubleshooting and during CMOS configuration The board is attached to the SCS I O board assembly component side down by several square pin connectors and held down by a single screw The board is shown in Figure 4 16 The jumper settings for the board are shown in figure 4 17 4 10 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Four System Components bad EE LE Fed rea led dade ib B E aa m LEETE LITE ueno 3 ON Pee eee i Wu E 4 med re d T i 4 E L 1 m Ed Ml led L4 Hp Ma IE trinm ein a dT TE dlii iLi ru a q E Figure 4 16 Video Controller Board Figure 4 17 Video Controller Board Jumper Settings VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Five Component Installation Chapter Five Component Installation This chapter contains the common f
34. power supply board Disconnect the ribbon cable from J5 on the SCS I O board Remove the display s braided grounded wires and corresponding hardware from the grounding antenna Prior to disassembly note the hardware location because it is very important to replace the hardware exactly as originally assembled See figure 5 3 5 Remove the two hinge attaching screws A See figure 5 4 Aw 6 Remove the housing from the base unit use care in threading the cables out of the base unit 5 6 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Five Component Installation C N Figure 5 4 Display Screen Cover Removal Replacement 1 Qo AO AS SP Put the housing into place against the hinge mounting point on the base unit thread the cables into the base unit Attach the two hinge attaching screws A See figure 5 4 Attach the display s braided ground as previously noted for EMI purposes Reconnect the backlight high voltage cable to J1 on the power supply board Reconnect the ribbon cable to J5 on the SCS I O board Replace the back cover per back cover replacement steps 5 11 Plug the power cord into the base unit If the unit is to be immediately returned to service turn the power switch to the ON position VITEK 2 Smart Carrier Station 5 7 Service Manual REV 0599 Chapter Five Component Installation Electrical Component and Circuit Board Replacements
35. s vi tot une dta ea a ee eso aae a 5 4 Display Assembly Replacement A ipea dee das 5 6 Electrical Component and Circuit Board Replacements sees 5 8 Power Supply Board Replacement ss 5 8 SCS I O PC Board Assembly Replacement essent 5 10 Flex Cable Replacement uscar neve e a E URSI EG npeaeessesdeataaosbaa Se Se ed ER acteurs 5 11 Firmware Update Opt ons uu oec A E GE gale dtes 5 13 VITEK 2 Smart Carrier Station i Service Manual REV 0599 CHAPTER SEX TROUBLESHOOTING ociosas iia 6 1 6 1 General Troubleshooting Information eee 6 1 6 2 Data Transfer Troubleshooting Information 6 2 No Data Entry SEEN EE dato tede asl cles eek eee Nol ta ent ie dial 6 2 Error MESSAGES RE aient lee ed P 6 2 6 3 Power Supply Troubleshooting Information eene 6 3 6 4 Bar Code Wand Troubleshooting Information eene 6 5 6 5 Keyboard Troubleshooting Information eee 6 6 6 6 Display Troubleshooting Information 6 6 No Display Basklrelit OR aire tetendit Ee EDS eN REED GO o esed 6 6 N Display No Backlig ht 6 8 APPENDIX A SCHEMATICS AND DIAGRAMS essesesssesessossesoesossesossoesessosoesossossee A 1 DiskOnChip 2000 Jumper Settings 32 Pin Instrument A 1 DiskOnChip 1000 Jumper Settings 28 Pin Instrument A 1 Video Board Jumper SEUN ES qoe oae Ge e Nee eset ge Be ske Ee see Ge Ren A 2 Video Display Interfac
36. st be removed To access the I O board the back and top cover must removed Table 5 1 Voltage Test Points CIRCUIT BOARD TEST POINT DATA Comments Backlight Enabled SCS VO Board Assy Tes GND OV TP6 Display 20V Set by JP3 Screen Power VEE To 5V 5V Not Used 12V 12V 5V Tio A fT meu esv Ver S O 5 2 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Five Component Installation Cover Removal and Replacements This section lists the procedure steps for removing and replacing the front back and display screen covers The covers must be removed for access during troubleshooting and when performing component and or circuit board removal or replacement WARNING Power supply board contains an inverter U1 for the display backlight J1 which develops high voltage 250 1000VAC Precautions should be taken Back Cover Removal 1 Turn the power switch to the OFF position and unplug the power cord 2 Unplug the bar code wand and the keyboard from the base unit 3 Remove the two screws and lockwashers A from the bottom of the back cover See figure 5 1 4 Remove the two screws B and lockwashers from the display screen hinges 5 Remove the three screws C and lockwashers from the top of the back cover 6 Remove the two small flathead screws D from each side of the accessories plugs 7 Remove the small flathead screw E from the power switch
37. st be the first lug connected to the post with only a star washer beneath it VITEK 2 Smart Carrier Station 5 9 Service Manual REV 0599 Chapter Five Component Installation 4 Reconnect the backlight high voltage cable to J1 on the power supply board 5 Reconnect the ribbon cable to J2 on the power supply board 6 If installing a new or repaired unit adjust the power supply for a reading of 5 1 VDC at TP4 under loaded SCS powered up conditions Check that the voltage is also 5 1 VDC at TP11 on the SCS I O board under loaded conditions 7 Replace the back cover per the procedure in this chapter SCS VO PC Board Assembly Replacement cg NOTE The SCS I O PC Board Assembly includes the video board and the CPU board with the disk on chip Removal 1 Remove the top cover as per the procedure in this chapter 2 Remove the five screws and star washers that hold the SCS I O PC board assembly to the SCS base unit 3 Lift the I O board assembly out of the base unit Installation 1 Place the board assembly into the base unit and align the screw holes with the mounting points 2 Attach the five screws and star washers that hold the SCS I O board assembly to the SCS base unit 3 Replace the top cover per the procedure in this chapter 5 10 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Five Component Installation Flex Cable Replacement Removal 1 Perform the back cover removal 2 Remo
38. unacceptable level the power supply board must be replaced Table 6 3 Voltage Test Points is provided for general reference VITEK 2 Smart Carrier Station 6 3 Service Manual REV 0599 Chapter Six Troubleshooting Table 6 3 Voltage Test Points CIRCUIT BOARD TEST POINT DATA Test Signal Voltage Comments Point SCS Power Supply Board T aee 0V m 12V 412V 5VDC TP4 VCC 5V 10VDC 4 80 5 10VDC Backlight 0 5VDC TTL Low Backlight ON Enabled TTL High Backlight OFF SCS General Purpose I O Board ms GND lw OA TP6 Display 20V Set by JP3 Screen VEE Power Not Used pay BYE SV TP10 MOVE SV O TP11 5 5V 10VDC 6 4 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Six Troubleshooting 6 4 Bar Code Wand Troubleshooting Information If the bar code wand is defective data will not appear on the display screen when a scan 1s attempted Normally a successful scan is indicated by a beep from the bar code wand and the scanned data appears in the appropriate field of the Data Entry screen If the scanner is defective the data can still be entered manually with the keyboard by unplugging the bar code wand and cycling power If the data can be entered via the keyboard the problem is isolated to the bar code wand Checkpoints 999 Check that the scanner is properly plugged into the back of the base unit Cycle power to
39. ve the 5 screws A holding the cover to the display housing and remove the cover See figure 5 7 3 Remove the four screws B and star washers holding the copper EMI shield to the screen assembly The lower screws also hold the screen grounding wires C to the assembly 4 Gently peel back the copper tape and then remove the flex cable from the display and disconnect it from J5 of the VO PC Board Assy Figure 5 7 Display Cover Removal VITEK 2 Smart Carrier Station 5 11 Service Manual REV 0599 Chapter Five Component Installation Figure 5 8 Flex Cable Replacement Installation 1 Insert the cable into the display connector and secure it by pressing the securing tabs Carefully route the flex cable as shown in figure 5 8 and connect to J5 of 1 O board 2 Reapply the copper tape to its original location 3 Place the copper EMI shield over the screen assembly and fasten the shield with the four screws B and star washers 4 Place the cover on the screen housing then check that the various wires are safely routed out of the housing 5 Attach the five screws A holding the cover to the housing 6 Perform the back cover replacement 5 12 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Five Component Installation Firmware Update Options The SCS software can be updated to enhance its functions and to provide 1t with information about new test cards These updates are performed by conn
40. voltage cable to J1 on the power supply board 4 Reconnect the ribbon cable to J2 on the power supply board 5 Reposition the back cover taking care that cables will not be caught under one of the mounting bosses 6 Attach the two screws A to the bottom of the back cover See figure 5 1 7 Attach the two screws and lockwashers B and lockwashers to the display screen hinges 8 Attach the three screws C and lockwashers to the top of the back cover 9 Attach the two small flathead screws D to each side of the accessories plugs 10 Attach the small screw E to the power switch fuse assembly 11 Plug the bar code wand and the keyboard into the base unit 12 Plug the power cord into the base unit 13 If the unit is to be immediately returned to service turn the power switch to the ON position Top Cover Removal 1 Turn the power switch to the OFF position and unplug the power cord Perform back cover removal first steps 2 8 2 Remove the four screws A from the bottom of the base unit See figure 5 2 3 Disconnect the J1 connector for the touch memory device and JS connector for the display flex cable from the SCS I O Board 4 Disconnect J1 from the backlight power from the power supply 5 4 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Five Component Installation 5 Remove the display s braided grounding wires and corresponding hardware from the grounding antenna NOTE It is very important to rep
41. y An instruction to use this key ALWAYS takes the form press ENTER lt 1 NOTE On some keyboards this key may be labeled RETURN or ENTER Function keys Function keys include all control keys and the SHIFT key a O A They are capitalized and appear as press SHIFT U Data Entry Data entered into the system via the keyboard is ALWAYS shown in bold Instructions for making a data entry begin with type and conclude with press ENTER An operation involving a selection always begins with Select Single key entries may not require pressing ENTER Such entries begin with press such as press Q VITEK 2 Smart Carrier Station 1 3 Service Manual REV 0599 Chapter Two System Overview Chapter Two System Overview Preparations For Unpacking the VITEK 2 Smart Carrier Station Figure 2 1 shows a VITEK 2 Smart Carrier Station DISPLAY KEYBOARD BASE UNIT Figure 2 1 Smart Carrier Station Inspect the shipping container for external damage If damage to the shipping container has occurred verify that the VITEK 2 Smart Carrier Station has not been damaged If damage to the VITEK 2 Smart Carrier Station has occurred file a claim with the shipper and notify bioM rieux Inc VITEK 2 Smart Carrier Station 2 1 Service Manual REV 0599 Chapter Two System Overview Check the packing list and verify that all required items are included in the shipment Ee NOTE The packaging materia
42. y one is needed The button memory device is programmed by the SCS via two contacts on the base unit which connect electrically to the memory when the cassette is placed on the base unit TEST CARD SLOT TEST TUBE HOLDER for specimen Figure 3 2 Cassette Top View BUTTON MEMORY TEST TUBE RELEASE Figure 3 3 Cassette Bottom View 3 2 VITEK 2 Smart Carrier Station Service Manual REV 0599 Chapter Three System Operation The cassette is placed in the VITEK 2 for card processing incubation and analysis If the VITEK 2 was previously set up in Smart Carrier Mode and the button memory device instrument was programmed at the Smart Carrier Station the Cassette Scan Station will read the memory This non volatile memory contains the patient test and carrier specific information for the system After the data has been read by the VITEK 2 it tags it as read in preparation for the next use of the cassette CS NOTE The data remains on the button memory device until it is erased by the SCS If necessary that data can be read by the VITEK 2 for diagnostics purposes after it has been tagged as read Base Unit The base unit contains the computer electronics such as the power supply CPU memory disk storage and video controller It also contains connection points for the power cord serial communication link the bar code wand and the keyboard Figure 3 4 shows a photograph of the back of the base unit
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