Home

Centralscope Central Station service manual

Contents

1. 7 8 Centralscope Central Station Revision C 405040 164 PERIPHERAL DEVICES Remote Displays Multiple Displays Display Without Attached Video Cable Female 15 pin Connector 15 Medical 17 Phillips Display With Attached Video Cable Male 15 pin Connector 17 Sony Display With exc Y Connectors Five BNC Connectors 19 Mitsubishi 33 Mitsubishi Usethe following interconnection scheme with multiple remote displays requiring an interface cable to the central station shorter under 155 feet 20x es 609 39 69 T I 900655 001 Cabling Over 155 Feet Display Without Attached Video Cable Female 15 pin Connector m 15 Medical 17 Phillips Display With Attached Video Cable Male 15 pin Connector 17 Sony Display With ano 9 Connectors Five BNC Connectors 19 Mitsubishi 33 Mitsubishi Revision C Two displays may be up to 150 feet from splitter 00x F MI M 8 00x F MEM 4 900655 001 Third display must be less than eet from splitter Aa 1 a Splitter Amplifier Must be less than 15 feet 10x M Fai 10x M FM 900655 001 for third display NE
2. RicL He Rt d CRZ e SI iti i met LLL Lp od Lp CZ A AA a R E QN T E z yo i E E THT TTT t MEM ll 09993373737 e o m RIB 4 Oen Pese YI pup EET ea 2 MS RE ya R27 C9 a ee Ua EAST ab ho rr em J3 141 1 1 3 1431 U10 aE I JELRE T e by 4 taeo cL PH Wahi RA LLLI ILL ILLE R46 i Connect U17 Oe U18 0 PER less e T 9 T positive lead R61 ELH o B pz SHREK l l A SU WAA WA AS Aa WA ns L De M to heatsink O E CESS n k m Bg R LR tab of TO220 M 4 Em Lo T rA kuka transistor Q1 N ol a 0 o F zd ELA J y E uu E U or to TP3 LA Laa c hn RB0 Ri CR1 T C46 a Li T Connect ground lead to negative side of C41 or to TP2 4 Onthethermal writer assembly locate the label with the recommended print head voltage Revision C Centralscope Central Station 6 3 405040 164 CALIBRATION Thermal Print Head Voltage Adjustment 5 Program the central station into the SERVICE MODE Then enter the SERVICE MONITOR mode 6 After the gt prompt enter the following data to start a test pattern gt set_0x89060000_0xf0 where the under
3. 5 16 TroubleshootingProcedure 5 18 Troubleshooting Signal Dropout 5 20 BLANK Option isole Rx Rcx a ERE 5 20 DRAW ODpLIOD iste Dex REPRE lt 5 20 TroubleshootingDropout 5 21 Revision C Centralscope Central Station 5 1 405040 164 TROUBLESHOOTING Introduction Introduction Troubleshooting Outline 5 2 The troubleshooting information presented in this chapter should help you narrow service problems to one of the replaceable assemblies It is recommended to familiarize yourself with the following material in this chapter before attempting to service the central station 1 Read the Block Theory of Operation 2 Familiarize yourself with the Central Station Powerup Boot Sequence 3 Read the Controlling Static Discharge Damage and Special Components paragraphs Familiarized yourself with the LEDS on the Circuit Boards Read the General Fault Isolation suggestions Usethe Troubleshooting Procedure to locate the faulty circuit board or assembly Use Troubleshooting Signal Dropout if applicable For problems with the central station internal writer usethe Thermal Print H ead Voltage Adjustment procedure found in Chapter 6 Calibration Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING Block Theory of Operation Block Theory of Operation O
4. SELECT EXTERNAL DEVICES gt RETURN PORTI REMOTE CONTROL PORT 2 ADU PORT 3 LASER PRINTER PORT 4 NOTHING HOLTER ACQUISITION UNIT NONE INTERNET ADDRESS 126 253 1 6 ETHERNET ADDRESS 00 00 A1 FD 01 06 SERIAL NO A6KH0167G V PREVIOUS MODIFY TEMA ty 7 2 Centralscope Central Station Revision C 405040 164 PERIPHERAL DEVICES Using Peripheral Devices Revision C To change any of the port external device selections or program new external devices select the MODIFY item in the SELECT EXTERNAL DEVICES menu 1 RotatetheTrim Knob control to position the cursor next to the port to be changed or programmed 2 PresstheTrim Knob control to input the selection The port selection is then highlighted 3 RotatetheTrim K nob control to scroll through the list of external devices 4 PresstheTrim Knob control when the desired external device name is shown Refer tothe SELECT DEVICES description in the Chapter 3 Configuration for additional information about programming for external devices Centralscope Central Station 7 3 405040 164 PERIPHERAL DEVICES Laser Printer Laser Printer HP 4M 74 The central station software supports the use of an external laser printer This laser printer can print all the non real time windows such as ECG histories CO curves calculations trends graphics and vital signs and seven leads of ECG data CDT LAN only The following laser printer is suppo
5. 7 10 Holter DataRecording 7 11 Network Recording 7 12 Centralscope Central Station 7 1 405040 164 PERIPHERAL DEVICES Using Peripheral Devices Using Peripheral Devices The Centralscope central station can output several type of signals to different peripheral devices These include remote Trim K nob controls remote writers and laser printers slave displays an alarm display unit and a Holter acquisition unit n this section some of the connections to peripheral devices are described NOTE To make this information easier to use some of the descriptions from Chapter 3 Configuration are repeated or summarized here Selecting Port Before any of the peripheral devices are used they generally must be Devi enabled by or identified to the central station software This is evices accomplished using the SELECT DEVICES menu option in the SERVICE menu The following paragraphs are taken from the Configuration chapter The SELECT DEVICES menu option programs the four central station ports for peripheral devices 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SELECT DEVICES SELECT EXTERNAL DEVICES 2 Thedisplay below is shown which is used for programming the four ports and the Holter Acquisition Unit
6. Splitter Amplifier Must be less than 15 feet 20x for third display Splitter Amplifier Use short cable 415301 001 Use short cable 415301 001 Use short cable 415301 001 F Marquette Device F Marquette Device F Marquette Device Usethe following interconnection scheme for single and multiple remote displays requiring an interface cable to the central station longer than 155 feet Adapter 700634 001 Meo Adapter Adapter 700611 001 700634 001 F F MENS Adapter 700634 001 MRS Adapter Adapter 700611 001 700634 001 F F MN 700325 001 002 Splitter Amplifier 900655 001 Must be less than 15 feet for third display Aa 700325 001 002 Splitter 700325 001 002 Amplifier 689 D 900655 001 Centralscope Central Station 405040 164 Use short cable 415301 001 Use short cable 415301 001 F Marquette Device F Marquette Device 7 9 PERIPHERAL DEVICES Connecting the Optional Touch Screen Connecting the Optional Touch Screen A medical grade monitor can be ordered with an optional touch screen When the monitor is connected to the central station the touch screen must also be connected The standard connection point is to Port
7. Focus CRT Degauss Cross hatch linearity Color quality Intensity If the central station display uses a touchscreen Configure the central station to show a 8 bed display Verify the touchscreen operation by touching each of the eight bed regions The central station generates a tone and changes the display as each region is touched NOTE It may be necessary to calibrate the touchscreen before performing this test ANALOG HOLTER The analog Holter PCB can be tested to verify operation The first test checks for OUTPUT PCB a synthesized buzz waveform on channels with no inputs The second test measures a DC offset voltage for each channel Analog Holter Buzz The chart on the following page summarizes the signals available at the W f 50 pin connector of the analog H olter output PCB An oscilloscope is avelorm required to verify the buzz signals at this connector 1 Connect the central station to a power source Power up the central station 2 Access the Service Menu 3 FromtheService Menu select SELECT DEVICES 4 Select the SLAVE DISPLAYS option 5 Changeall the slot assignments to show NONE 6 Connect the oscilloscope or multimeter to an output pin on the analog output connector Central Station Connector J3 Analog Holter Output PCB Assembly 4 18 Centralscope Central Station Revision C 405040 164 MAINTENANCE Checkout Procedure 7 Verify the following wa
8. Item Reference Parts List Part Number Qty Designation 1 A4 Thermal Writer Assembly 2 1 nch For 002 and 004 1485 002 1 Only 2 SP1 Speaker 3 I nch 8 Ohm 1663 330 1 3 A10 Analog Holter Output PCB For 003 and 004 Only 406082 005 1 4 Spring Chassis Ground Rear 403741 001 1 5 Centralscope Central Station Field Service Manual 405040 164 1 6 Screw PNH Phillips 4 40 x 1 4 45000 404 11 7 Screw BDGH Phillips 6 32 x 1 4 45074 608 4 8 Screw PNH Phillips 6 32 x 1 4 45000 604 22 9 Washer Lock Internal Tooth No 4 4520 204 4 10 Screw BDGH Phillips 4 40 x 1 4 45074 408 18 11 Washer Flat SST No 4 4520 004 4 12 Washer Brass 45052 003 4 13 Label Model Serial Number 404525 006 2 14 J ackscrew 4 40 x 0 18 w Vibratite 412302 001 8 15 Gasket Wire Mesh 0 188 x 0 188 416497 001 1 16 Spring Clip D Type 1 8 1 nch 4556 001 1 17 Pad Rubber Bumper 4616 002 5 18 Screw PNH Phillips 8 32 x 3 8 45000 806 4 19 Tape Vinyl Foam 4806 002 AR 20 A7 Floppy Disk Drive 2 MB 416865 001 1 21 PS1 Low Voltage Power Supply 416397 002 1 22 A8 Hard Disk Drive SCSI 2 1 G Byte 418162 003 1 23 Label UL 2601 Classified 416338 002 1 24 A9 Video PCB 403777 002 1 25 A3 LED Switch Trim Knob PCB 403796 002 1 26 A1 Main Processor PCB 404288 115 1 27 A6 LAN Controller PCB 404375 012 1 28 A5 Trim Knob PCB Assembly 85900 001 1 29 W8 Harness Assembly Floppy Disk Drive Ribbon 34 402642 002 1 Conductor 30 W10 Cable Ribbon Hard Disk Drive 416396
9. Select the Error Log Date The final selection is to pick the date of the error logs to be copied to the Copy Error Logs Eject Floppy 3 8 floppy diskette 1 RotatetheTrim Knob control to change the error log date NOTE One of the selections is ALL which retrieves all stored error logs from the specified device When the desired date displays press the Trim Knob control PREVIOUS DATE MENU 19960214 2 Oncethe Care Unit device and date are specified the final step is to begin copying the error logs tothe floppy diskette DEV DATE START BE 19960214 COPY um o o 3 Insert a PC formatted high density floppy diskette into the floppy disk drive of the central station Once you select the START COPY button a new display appears that confirms the file source device The other options areto eject the floppy diskette or to start the copy process Rotate the Trim Knob control to select the desired function Then press theTrim Knob control to start PREVIOUS UNIT DEVICE DATE C log CUUIBED 2 START MENU CCU BED 2 19960214 AE TURN COPY START COPY LL call Once the copy function begins the START COPY button changes to show the function copying When selected this option just causes a floppy diskette to be ejected from the central station s floppy diskette drive NOTE If the floppy diskette does not eject a thin tool such as a
10. 8 10 RevisionstotheAssemblies 8 12 Centralscope Central Station V 405040 164 CONTENTS vi Centralscope Central Station 405040 164 Revision A Revision C 1 INTRODUCTION Manualinformation 1 2 Revision HIStOrYy anansanunn 1 2 AA dite estre e n KUUA hn en 1 2 Chapter Content il bcp Ea ek eec RR IOS 1 3 Related Manuals 1 3 SafetyInformation 1 4 Responsibility of the Manufacturer 1 4 intended USE iva mei cR E Rx pen RU Rd ce RR RR el T en 1 4 Equipment Symbols 1 5 Warnings Cautions and Notes 1 6 ReferenceLiterature 1 6 Service Information 1 7 Service Requirements 1 7 Equipment Identification 1 7 WAA E A A 1 7 HowtoReach US ecen riae ae OE ehh 1 8 Customer Support and Equipment Repair Information 1 8 OrderingServiceParts 1 8 Suppliesinformation 1 8 Centralscope Central Station 1 1 405040 164 INTRODUCTION Manual Information Manual Information Revision History Purpose Each page of this manual has a
11. eseeee nnn nn nn nn nn 4 1 MaintenanceSchedule 4 2 Manufacturer Recommendations 4 2 Manufacturer Responsibility 4 2 PM FORM 2 A eria Det poetae a reo des aee LR RS oa 4 2 Visual Inspection sii ssid ds E wen ee a 4 3 CIEANING aves odeur ei Waele Fetes Soil AGA Gena d 4 4 CleaningPrecautions 4 4 CleaningtheDisplay 4 4 Exterior Cleaning 4 5 CleaningtheKeyboard 4 5 Cleaning the Thermal Print Head 4 5 Cleaning the Floppy Disk Drive 4 6 Cleaning Inside the Central Station 4 7 Electrical Safety Tests 4 9 GOA MERERI 4 9 Recommendations 4 9 Wall ReceptacleTest 4 10 Ground Earth Integrity 4 10 Ground Earth Wire Leakage Current Tests 4 11 Enclosure Leakage Current Test 4 13 Test Completion 4 14 Checkout Procedure 4 15 Mest SOU cies Ae heaters ep ER EE ER EE AES 4 15 Test Requirements 0 00 cece eee 4 15 PROCCOU tas E 4 15 Repair Log l1xoldkue n
12. 2 11 ClassifiCatiOris 2 5 IA III EE KANA 2 14 PreparationforUse 2 15 Power Reguirements 2 15 Equipment Grounding 2 15 Ventilation Reguirements 2 16 Installation Ee le inn Se oh ee IEES 2 16 Centralscope Central Station 2 1 405040 164 EQUIPMENT OVERVIEW Product Description Product Description 2 2 The Centralscope central station provides centralized monitoring functions for patients connected to Marquette monitoring devices on a Marquette Unity Network Those devices include E agle Tramscope Solar and CD Telemetry LAN monitors Data from up to eight patients can be shown on the display simultaneously The data for each patient includes waveforms with key vital signs data expressed in digital form Users can program patient displays to customize the Central Station for each site and to accommodate the dynamic mix of patient monitoring needs The Centralscope central station is designed to operate with a variety of commercially available displays These displays can be furnished by Marquette or purchased separately Specifications for the display are provided later in this section Many central stations are equipped with thermal writers so that patient data can be recorded for later review All central stations contain floppy disk drives which are used for software updates and for
13. A2J1 A222 E E3 CHAS W3P1 A1312 A1J17 A1J23 A1 MAIN PROCESSOR PCB A1J8 A1213 A1J9 A1J14 A1J10 A1J15 A1J11 A1J16 A931 A92 A1421 41432 A10J1 A10J2 A6J1 A622 A9 XE A14 A10 A6 VIDEO PCB 28 6412 amp 5 PRIMARY ANALOG LAN Ec S VIDEO PCB DISTRIBUTION CONTROLLER A9J4 A14J4 A10J3 A6J4 A1J1 A12P2 A15P2 A12 A15 E VIDEO VIDEO e ADAPTER ADAPTER Ps x A15P1 n N gt 8 6 Centralscope Central Station Revision C 405040 164 UPPER LEVEL ASSEMBLY Schematic Diagram PN414916 001G 002G 003G 004G W13P1 Sheet 2 of 2 AB EE ONE FLOPPY DRIVE HARD DRIVE e LED ASSY SP1 ala Used On SPEAKER lt Revision i A C Only A722 A7J1 A8J1 A8J2 AN rS w9P2 wWw8P2 W11P2 W10P1 SP1J1 SP1J2 W5P2 W5P3 z a gt ES z Vi cec ea 36 E1 CHAS Mie 23 SWITCH W5 5 wo 34 EE W9P1 W8P1 tao A1J25 A1J19 Zu Hila Hija ex ra A Lu Lo Ri de D za El CHAS Rie x W7 lt 3 Al W7P2 MAIN PROCESSOR PCB 30 SEN PS1 POWER SUPPLY N N a W6 e gt S Sla lt xa Ja 103 i A1J2 A103 A124 A125 A197 N e o H H gs cc cc ac 2 2 2 AE J J J a x x c DE a ui a
14. Electrical Safety Tests General Electrical safety tests provide a method of determining if potential electrical health hazards to the patient or operator of the device exist Recommendations To help you establish a systematic maintenance routine Marquette recommends that you perform all safety tests presented in this chapter e upon receipt of the device e every twelve months thereafter e each time the main enclosure is disassembled or a circuit board is removed tested repaired or replaced and e record the date and results on the M aintenance Repair Log included at the end of this chapter CAUTION Failure to implement a satisfactory maintenance schedule may cause undue equipment failure and possible health hazards Unless you have an Equipment Maintenance Contract Marquette Medical Systems does not in any manner assume the responsibility for performing the recommended maintenance procedures The sole responsibility rests with the individual or institution using the equipment Marquette service personnel may at their discretion follow the procedures provided in this manual as a guide during visits to the equipment site Test Conditions Electrical safety tests may be performed under normal ambient conditions of temperature humidity and pressure Test Equipment The manufacturer recommended test equipment required to perform electrical safety tests is listed below Equivalent equipment may be substitute
15. The following software levels are compatible with central station V9 or later and CD Telemetry LAN V5 or later software e All Tramscope monitors should be using V7D or V17D software or later e All Solar monitors should be using VIA software or later e All Eagle 3000 monitors should be at VIA software or later All Eagle 4000 monitors should be at V4C software or later Call your regional sales representative for appropriate update kits if you wish to update your software Intended Use Use this procedure if e you are adding a new central station to your system or e your present central station software is faulty or e you have lost the update instructions that came with your last update software diskettes Materials Required The following list of materials are required to perform this update e Centralscope Central Station Software Update Kit e Centralscope Central Station Update Diskettes e Update Installation Verification Form e Can of Compressed Air Optional Revision C Centralscope Central Station 3 39 405040 164 CONFIGURATION Software Update Instructions Procedure Clean Disk Drive First Load Diskette 3 40 Central station software may be installed in the background at any time but it must not be power cyded until it is convenient for the user and after all other central stations Tramscope monitors Solar monitors and Tram modules have been updated to compatible software Central stations have used
16. 3 Return tothe SERVICE MONITOR menu and useLIST ADMITTED TELEM BEDS to cet a listing of patients on the telemetry tower Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu 4 Makesurethe responsible personnel for the admitted patients on the telemetry tower that is rebooting are notified that the tower is rebooting and they will lose patient monitoring for a few minutes CAUTION During the reboot period monitoring functions are lost The buttons for the lost patients change on the central stations to show ADMIT This may lead some monitoring users to get the lost patients back by readmitting them Instruct all personnel NOT to admit any of the lost patients during reboot Once the cabinet assembly finishes rebooting the lost patients return automatically NOTE When new software is activated all patient histories and trends are lost 5 AccesstheTELEM TOWER SPECIAL options menu again and select the REBOOT TOWER option TOWER LOAD SOFT SICU TOO10BB TOWER Reboot SICU T0010BB 4 NO gt YES REBOOT TOWER 6 A popup window appears and asks you to confirm that the selected tower should reboot PREVIOUS MENU NOTE The selection tower should reboot The selection cursor is placed by the NO entry as a default Before using the Trim Knob control to select YES make sure that the tower identified in the window is ind
17. EPROM RAM Clock Interface 1 I l I I l 1 I l I 1 l Micro Sound Floppy Disk Hard Disk Keyboard I processor Generator Controller Controller Interface I I l 1 Centralscope Central Station 405040 164 5 7 TROUBLESHOOTING Block Theory of Operation Writer PCB 5 8 The writer PCB 9 accepts graph data from the main processor PCB and converts it The data is changed to a serial format suitable for driving a bank of thermal elements These elements affect a thermal coating on the paper to produce a hard copy recording The video PCB 10 also accepts data from the main processor PCB It decodes the data and formats it to drive the primary video PCB and a remote display The primary video PCB 12 buffers the video signals for use by remote SVGA displays The analog H olter output PCB 13 contains digital to analog converters and multiplexers to provide up to eight data channels Finally the LAN controller PCB 11 serves as the gateway or interface to the Marquette Unity Network It handles all the interface functions to put data onto or take data from the network Once the main processor PCB has received and processed the data from the network it can then send the data to the thermal writer The writer PCB acts as an interface between the main processor PCB and the thermal writer mechanism A bus interface 1 connects the address data buses of the two circuit board assemblies Th
18. HRLO49 PA 26 6 14 150 50 JD THOMAS a hee ORR Ee vee VEN ee TTX 340 T PHILLIPS J GREENE DISCHARGED L WRIGLEY C SMYTHE AA LA ARTLO122 PA 26 7 15 BED5 HRLO49 BED8 ARTLO122 Hides the Main Menu options and expands the Centralscope display VIEW VIEW ADMIT VIEW BEDS BED2 BED 7 BED8 VIEW OTHER GRAPHIC ALARM VITAL RAPH ALL CENTRAL VIEW OTHER GRAPHIC ALARM VITAL GRAPH ALL cENTRAL PATIENT TRENDS HISTORIES signs PATIENTS SETUP PATIENT TRENDS Histories siens PATIENTS SETUP 1 RotatetheTrim Knob control to select one of the display configurations Press the Trim Knob control to input the selection NOTE When the 6 BEDS 2 WAVEFORMS or 4 BEDS 3 WAVEFORMS configurations are selected the second or third waveform sources may be specified Revision C Centralscope Central Station 3 5 405040 164 CONFIGURATION Service Menu 2 RotatetheTrim K nob control to move the cursor to WAVE F ORM 2 or WAVEFORM 3 Press the Trim Knob control 3 RotatetheTrim K nob control to display the possible waveform sources Press the Trim Knob control to input the selection UNIT NAME Generally the Care Unit name is entered when the central station is installed and not changed unless the central station is moved NOTE The entered Care Unit name is used by all other systems on t
19. Marquette Unity network to identify this central station Select the Central Name so that the name is relevant to the location such as CS 2 or SDU3 Make sure no other central stations has the same Central Name Centralscope Central Station 405040 164 3 17 CONFIGURATION Service Menu 1 RotatetheTrim Knob control to select the CENTRAL NAME item Press the Trim Knob control to input the selection The CENTRAL NAME field should highlight 2 Onthe keyboard use the Delete key to erasethe existing Central Name if one is present 3 Enter the new Central Name using the keyboard NOTE The maximum length of the name is four characters Once the desired Central Name is correctly entered press the Trim Knob control to input the name MIRROR CENTRAL This option allows double monitoring of patients from remote or DISPLAY secondary central stations The display on the remote central station is configured to mirror the originating central station i e the same patients are shown in the same display slots If the remote central station is located in the same Care Unit as the originating central station the user can do the Admit Discharge operations or any other display type operation The changes affect both central stations For example if the patient in a display slot is changed at one central station the change is also automatically performed on the mirroring central station NOTE Use caution when confi
20. a a a E E Lu o ca gt Lu a Revision C Centralscope Central Station 405040 164 8 7 UPPER LEVEL ASSEMBLY Labels Labels Thelist of labels given below are determined by destination and are not induded in the upper assembly parts list To reference item numbers refer to the exploded view provided earlier in this chapter Your model does not use all the labels listed Reference Item Designation Parts List Part Number Qty 81 Label Prescription Device 415043 002 1 82 Label Instructions English 411289 003 1 Label Instructions German 413732 003 1 Label Instructions Swedish 411733 003 1 Label Instructions F rench 411734 003 1 Label Instructions Spanish 411735 003 1 Label Instructions Italian 411736 003 1 Label Instructions Dutch 411737 003 1 83 Label Top English 411289 002 1 Label Top German 413732 002 1 Label Top Swedish 411733 002 1 Label Top French 411734 002 1 Label Top Spanish 411735 002 1 Label Top Italian 411736 002 1 Label Top Dutch 411737 002 1 84 Power Cord 125V 6 Foot 80274 006 1 85 Label Ratings UL CUL CE 416516 001 1 86 Label Remote Video Connector 416517 004 1 87 Label Primary Video Connector 416517 001 1 88 Label Analog Output Connector 416517 002 1 89 Label Ethernet Connector 416517 003 1 8 8 Centralscope Central Station Revision C 405040 164 UPPER LEVEL ASSEMBLY Labels 90 Label Front Panel English Fo
21. and display intensity Those changes are described in the Operator s Manual Other configuration items may only be changed whilein the SERVICE menu These items are general configured only by the Biomedical Engineering or technical support staff The central station defaults that only may be configured from within the SERVICE menu are shown in the right column of the following display CENTRAL DISPLAY DEFAULTS Ea OF BEDS AND WAVEFORMS 8 BEDS 1 WAVEFORM ALARM VOLUME 10 ECG FROM ECG SOURC gt TOUCH TONE VOLUME 20 WAVEFORM 2 OFF COLOR TRANSDUCER WAVEFORM 3 OFF DISPLAY INTENSITY 70 UNIT NAME ICU 1 TIMEFORMAT 12 HOUR CENTRAL NAME CS1 DATE FORMAT 25 DEC 93 MIRROR CENTRAL DISPALY NONE MESSAGELINE ON MANUAL GRAPH DEFAULT IDDW 2IN ALARM GRAPH DEFAULT IDDW 2IN SOFTWARE VERSION 010C PRINT WINDOW DEFAULT IDDW 2IN s ent e ENS ft LL Li To configure these defaults do the following 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 DEFAULTS CENTRAL DISPLAY DEFAULTS MODIFY 2 RotatetheTrim Knob control to move the cursor to the right column of default selections The Central Name is entered when the central station is assigned when theunit is installed and generally not changed unless the central station is moved NOTE The Central Name is used by all other systems on the
22. data is ableto be displayed Verify that audible alarms are generated for monitors in alarm conditions Verify that the time and date is current With paper in the writer press the transport door release but do nct allow the door to open The GRAPHPAPER OUT DOOR OPEN message should be displayed along with an audible alarm Remove paper from the writer Tear off a short strip of thermal paper and insert into the writer so about 3 inches protrudes from the writer with the door closed The PAPER OUT DOOR OPEN LED should not illuminate Press and hold the GRAPH STOP PAPER ADVANCE key until the short paper strip stops feeding through the writer The PAPER OUT DOOR OPEN LED should illuminate and the GRAPH PAPER OUT DOOR OPEN message should display at the upper left corner of the display An audible alarm should generate to signal the out of paper condition If you use a remote control view a bed using the remote control to make the necessary menu selections Graph waveforms from the selected bed and stop the graph using the remote control On one of the monitored beds create an alarm condition then silence the alarm using the remote control If using remote audio create an alarm condition on one of the monitoring beds Verify that an audible alarm is generated on the remote speaker Verify that the appropriate waveforms and data is presented on the remote display 4 16 Centralscope Central Station Revision C 405040 164 MAINTENANC
23. 1 58 A16 Switch Assembly Power w Ground 416637 001 1 59 Fuse 2 0A SB 1908 504 2 60 Screw PNH Phillips SST 6 32 x 1 3 8 4502 644 4 61 Nut Keps Hex 6 32 4521 706 1 62 Carton Shipping 413830 001 1 63 End Cap Packing Foam Right 413822 001 1 64 Bag Anti Static 405183 001 1 65 Screw 6 32 x 3 8 4640 606 2 66 Washer Lock E xternal l nternal Tooth No 6 4520 806 1 67 A12 A15 Video Adapter Kit 416620 002 1 68 W7 Harness Assembly Switch Power Supply Ground 416442 001 1 69 Nut K eps Hex 4 40 4521 704 1 70 Spacer 6 32 x 3 8 4603 608 4 71 Washer Lock Internal Tooth No 6 4520 206 1 72 Gasket Wire Mesh EMI 416810 001 1 73 Plug MC Equipotential 400040 001 1 74 Washer Lock Serrated Male Female No 6 400041 001 1 75 Nut Hex 6 32 4521 306 4 76 A14 Primary Video PCB 801062 001 1 77 W12 Cable Assembly Video 416576 001 1 78 Gasket EMC 415484 001 1 79 Clamp Component 4575 202 1 Revision C Centralscope Central Station 8 11 405040 164 UPPER LEVEL ASSEMBLY Revisions to the Assemblies Revisions to the Assemblies The baseline revision for the Centralscope central station is pn 414916 001G 002G 003G 004G as presented in this chapter To convert the baseline part list to an earlier revision change all part numbers descriptions and quantities as indicated in the revision history table below starting with the baseline revision at the end of thetable and working backwards to the revision of your assembly 41
24. 1 4 Equipment Symbols 1 5 Warnings Cautions andNotes 1 6 ReferenceLiterature 1 6 Servicelnformation 1 7 ServiceReguirements 1 7 Equipment Identification 1 7 Warranty eser ree ree E uh FRU ERRARE RR WALIA 1 7 HowtoReachUs sunn 1 8 Customer Support and Equipment Repair Information 1 8 OrderingServiceParts 1 8 SuppliesiInformation 1 8 2 EQUIPMENT OVERVIEW nn n Imm nnn 2 1 Product Description 2 2 Controlsandindicators 2 3 Back Panel Description 2 4 ConnectingtheDisplay 2 6 Videg Adapte KAA AAA WA AA 2 6 Connect VideoCable 2 7 PowerandFuUsing 2 8 Technical Specdifications 2 11 iii ii WAA AWA 2 14 PreparationforUse 2 15 Power Reguirements 2 15 Equipment Grounding 2 15 Ventilation Reguirements 2 16 Ins
25. 12 Centralscope Central Station Revision C 405040 164 PERIPHERAL DEVICES Holter Data Recording Connecting to the Holter A Holter acquisition unit can connect totwo central stations As shown in Acauisition Unit the figure below a cable is attached to the output connector on the q analog Holter output PCB in the central station The cablethen attaches to one of two connectors on the Holter acquisition unit Note Central Station CH 1 8 Central Stations WF INPUT Shown Without Displays CH 9 16 TY WF INPUT Holter Acquisition Unit Interconnect Cable PN 80687 001 N Output Connector on Holter Analog Output PCB Central Station The interface cable can connect to CH 1 8 or CH 9 16 WF INPUT WF INPUT at the Holter acquisition unit Note which connector the interface cable s are attached to The channel information is important later when configuring the central station for use with Holter To program for using Two central stations supplying a total of 16 data channels can be T connected to a single Holter acquisition unit The eight data channels Holter Acquisition Units from a central station are referred to as either Group 1 8 or Group 9 16 To configurethe central station for use with a Holter acquisition unit the SELECT EXTERNAL DEVICES menu is used first to specify the group Each central station connected tothe Holter acquisition unit is then responsible for allocating the data channels within the grou
26. 4 as shown below When connecting the touch screen cable note that each cable end is labelled If the cable ends are interchanged the touchscreen cannot work One end is labelled CENTRALSCOPE and must connect to Port 4 The other end of the touch screen cableis labelled TOUCH SCREEN and it must be connected to the touch screen NOTE Port 4 must be configured for use with the touch screen Refer to Chapter 3 Configuration for more information on the Select Devices option This is the option used to configure the port functions Make sure that Port 4 is configured as NOTHING 7 10 Centralscope Central Station Revision C 405040 164 PERIPHERAL DEVICES Holter Data Recording Holter Data Recording Holter data recordings can be made using a Holter recorder input module installed in a Tram rac chassis at the patient s bedside monitor or through a Holter Acquisition unit connected to a central station The Holter Acquisition unit central station method is necessary when the patient is monitored using a CD Telemetry LAN Monitoring System or an Eagle monitor The following figure shows both methods Central Station CS1 Tramscope Monitor with Holter Input Module Bed 9 Marquette Unity CD Telemetry LAN Network Cable Cabinet Assembly Central Station Holter Acquisition Unit Care Unit with a mix of ambulatory telemetry and stationary Eagle and Solar 7000 monitors To collect
27. Care Unit name and the bed number for each telemetry bed with an admitted patient IP Device Secondary Care Unit Patient Address Type Address Device Name Name 120 0 17 206 TELE BED SICU 214 A 120 0 17 206 TELE BED SICU 214 B 120 0 17 206 TELE BED 2005 SICU 215 A 2008 2009 120 0 17 206 TELE BED SICU 215 B 120 0 17 206 TELE BED SICU 217 A NOTE An asterisk follows the bed number to denote a telemetry device Telemetry beds are distinguished from other monitoring beds by having an asterisk added to the end of their names by the system Revision C Centralscope Central Station 3 31 405040 164 CONFIGURATION Service Monitor Menu In thelist of admitted telemetry beds a secondary address is provided This address gives the slot number in which the receiver assembly is installed in the cabinet assembly Simply ignore the 2000 prefix For example a secondary address of 2006 means that the receiver assembly for that telemetry bed is in slot 6 NOTE The LIST ADMITTED TELEM BEDS option operates within a telemetry cabinet not just within a Care Unit A single telemetry cabinet can have its receivers assigned to several Care Units Duplicate TTX The central station software does not allow duplicate transmitter TTX numbers to be entered when admitting a patient Many problems could arise if two transmitters that operate at the same frequencies are used in the
28. HW LIST TELEM Alt I to insert name Alt D to delete this name Y BEDS XMTRS 212 A NAME TELE NAME HW NAME TELEM BEDS BEDS XMTRS NOTE To add a telemetry bed name first press both the Alt and keys then enter the name Use the keyboard to enter the desired bed name Press the RETURN key on the keyboard to complete each entry Enter each telemetry bed name uF WN When all the telemetry bed names are entered press the Trim Knob control to exit this option After the popup menu closes there is a delay while the entered information broadcasts over the network for all other central stations to use Wait for a few moments for this broadcast to occur In some Care Units the same beds may be used for both hardwire monitoring where the patient is directly connected to a Tramscope or Eagle monitor and telemetry monitors The operator may prefer to use the same bed number for each monitoring function Since the software used in devices comprising the Marquette Unity Network do not allow duplicate bed numbers all telemetry beds have an asterisk like character added to their numbers The software automatically adds these characters as new telemetry bed names are added Revision C Centralscope Central Station 3 29 405040 164 CONFIGURATION Service Monitor Menu NAME HW BEDS NAME TELEM XMTRS 3 30 This option allows the areas with the necessary hardwire network system to be ide
29. Level Assembly Related Manuals This manual consists of seven sections summarized as follows This section provides general information on the manual itself related manuals safety advice service requirements and contacts equi pment symbols and serial number identification Includes a brief description of the transmitter features and technical specifications Includes information for advanced operation and for configuring a Centralscope central station Includes an extensive Preventive Maintenance program forms for recording the maintenance steps and cleaning suggestions Includes block diagram theory of operation and some simple troubleshooting steps that can be performed in the field Includes an explanation of how to connect peripheral devices Has exploded views parts lists inputs outputs list and a top level schematic diagram Check these documents if you need additional information about devices used with the Centralscope central station Service Documents Part Number Name 405040 214 Centralscope Central Station Data Manual 414993 001 Solar 7000 8000 View Patient Monitor Field Service Manual 414993 007 Solar 7000 8000 View Patient Monitor Data Manual 414993 056 15 Inch Medical Grade Color Display Service Manual 404183 150 Modular Patient Monitor Accessories Manual 405040 088 Centralscope 12 Central Station Service Manual Not modular 405040 018 Centralscope 12C Central Station Service Manual Not
30. a DR ne E katani 4 22 Centralscope Central Station iii 405040 164 CONTENTS 5 6 7 TROUBLESHOOTING eeeeee nnn n nn nnn 5 1 I rtrod ctlon suu tuus Ale tee eed tha Add rab ees 5 2 TroubleshootingOutline 5 2 Block Theory of Operation 5 3 OvervieWi u s hn meum A IERI RR xxn 5 3 Unity Network rer ERR MEER Peano 5 3 Network Communication 5 5 Main Processor PCB 5 6 Writer PCB s sunigao ees mex ER Regem SER wal ERR Cam egies 5 8 Video P CB ope rd oR a 5 10 Central Station Powerup Boot Seguence 5 11 Powerup Sequence 2 cee 5 11 Troubleshooting the Powerup Seguence 5 12 Controlling Static Discharge Damage 5 13 Special ComponentS 1 0 0 0 cece cee 5 14 Surface Mounted Components 5 14 PLCC Components rii aioa aa ia m aa a a aa ee 5 14 LEDsontheCircuitBoards 5 15 General FaultIsolation 5 16 First Thingsto ASK sis sr Aa aa 5 16 Visual Inspection WEE E S ANTEE E 5 16 TroubleshootingProcedure 5 18 Troubleshooting Signal Dropout 5 20 BEAN K OPtlON ss criar a aS M NUNEPERUMPUS 5 20 DRAW ODEIO x o 064 ex Dee n a RE en Bh ets 5 20 Troublesh
31. and then signals a LAN controller device 4 that a packet is ready for transmission The controller device handles the actual interface to the network It queues up the data from the dual ported RAM using DMA access then serially streams the data out A serial network interface 5 device converts the serial TTL signals to differential pairs and after isolation by a transformer the signals are applied to the network cable The controller deviceis ableto respond to data collisions on the network and retransmit the data packet without intervention by the assembly s microprocessor LAN Controller PCB l I l I I Centralscope Central Station 5 5 405040 164 TROUBLESHOOTING Block Theory of Operation Main Processor PCB 5 6 Receiving data packets occurs much the same way but in reverse The data signals are converted from differential signals to TTL by the serial network interface device 5 The received data is then dropped intothe dual ported RAM 2 by theLAN controller device 4 U pon completion the microprocessor 3 is signalled that data has been received The microprocessor strips off the header information that was added tothe data packet so it could be transmitted over the network Finally it stores the data back in the dual ported RAM and signals the main processor PCB 1 The main processor then accesses the dual ported RAM to read that data Data taken from the network consists primarily of patient informati
32. are required for 230 240VAC operation For 100 120VAC operation a dummy fuse may be used in the neutral lower holder Fuses s inserted into the power input module first are the active set 5 Invert the fuse holder slide it back onto the screw and pedestal and tighten the screw 6 Besureto seat the fuse block completely in the connector before you connect power to the central station Revision C Centralscope Central Station 2 9 405040 164 EQUIPMENT OVERVIEW Power and Fusing Power Supply Fusing The power supply in the central station also has a protective fuse This fuse provides secondary protection with a higher amperage value than the main fusing Before you replacethe power supply fuse determine and repair the cause of fuse failure f necessary replace the power supply fuse with a 250 Volt 3 5 Ampere fuse The illustration below locates the power supply fusing Power Supply 2 10 Centralscope Central Station Revision C 405040 164 EQUIPMENT OVERVIEW Technical Specifications Technical Specifications Item Electrical Connections Emissions Agency Approvals Required Display Specifications Description Horizontal Sync rate 34 4 kHz Sync input TTL negative Blanking 7 186 uS Front porch 1 390 us Sync 2 053 uS Back porch 3 743 uS Vertical Refresh rate 60 Hz 1 Hz Sync input TTL negative Blanking 1 774 mS Front porch 0 5236 mS Sync 0 2036 mS Back porch 1 047
33. central station NOTE If new software is loaded into central station there should be some identification tag indicating the change to the users Otherwise when the central station restarts and enables the new software there may be some confusion about why the unit s operation is different Remote Video This option is used to select the percentage of amplitude signal sent toa A litud remote display Some remote displays become distorted at the standard mp ituae 10096 input signal amplitude so a lower percentage may be required Select the best percentage option for your display Revision C Centralscope Central Station 3 9 405040 164 CONFIGURATION Service Menu Select Devices Select External Devices 3 10 The central station has four programmable output ports The devices that you can connect to these ports include a laser printer a remote Trim Knob control slave displays and alarm display unit remote thermal writers or a Holter acquisition unit This menu is used to program each port for the connected device 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SELECT DEVICES 2 Thedevices menu is displayed PREVIOUS SELECT EXTERNAL MENU DEVICES SLAVE DISPLAYS Two additional selections are made now either programming external devices connected to the programmable output ports or prog
34. central station 13 Connect the network drop cable to the Network output on the back panel of the central station 14 If analog outputs or the Holter Acquisition System is used these connections should be made to the Analog Output on the back panel of the central station CAUTION All external cabling used with the central station must be routed so as to not interfere with access or operation of the central station 15 If the central station has a thermal writer make sure thermal paper is installed in it 16 Apply power to the central station 17 A series of selftests are performed and the results displayed on the monitor After a few moments the main display should show The Centralscope Central Station Operator s Manual provides more detail on using the central station Revision C Centralscope Central Station 2 17 405040 164 EQUIPMENT OVERVIEW Preparation for Use For your notes 2 18 Centralscope Central Station Revision C 405040 164 3 CONFIGURATION SoftwareRevisions ssl hrs 3 2 Service Ment zin aou eee eer td eoe edel tavi AU Sent e 3 3 List of Service Menu Options 3 4 Select Beds and Waveforms 3 5 Copy OOS oie straps ke exter edet asa Rr Goan te eri eral d 3 7 Eject Floppy nosmet ue SORORE Re aad deux Aun Rn n 3 8 load Software endi A A eats 3 9 RemoteVideoAmplitude 3 9 Select Devices aces
35. conventional soldering equipment can destroy the circuit board Only soldering workstations designed specifically for use with surface mounted components should be used to remove or replace these components PLCC Com ponents Another surface mounting system uses a special socket technology called PLCC plastic leaded chip carrier A PLCC device package has rows of small springs like leads surrounding the device on all four sides Correspondingly the socket has rows of contacts around its inside surface The PLCC device is inserted into the socket according to an orientation key and seats firmly against the spring like leads Removal of a PLCC device requires the use of special tools Burndy QILEXT 1 or equivalent so that the device and the socket are not damaged The PLCC removal tool uses small hooks that are inserted into special slots in the socket and reach under the PLCC device The PLCC can then be removed by a direct upward force maintaining equal pressure on all our sides of the PLCC If an even removal force is not used such that the device tips to one side damage to the device or socket leads is likely to occur CAUTION Do not use a screwdriver to remove a PLCC device from the socket Either the device or the socket or both may be damaged 5 14 Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING LEDs on the Circuit Boards LEDs on the Circuit Boards Revision C Th
36. mS Video Non composite 0 7V p p analog RGB Polarity Black negative Resolution 1024 x 768 x 60 Hz Bandwidth 60 MHz recommended Input impedance 75 Ohms 15 pin 3 row high density subminiature female D type connector standard VGA pinout or 5 BNC connectors MPR II UL1950 CSA 950 IEC 950 Revision C Centralscope Central Station 405040 164 2 11 EQUIPMENT OVERVIEW Technical Specifications Recommended Display Specifications Item Description Display Display area 12 to 19 inch diagonal typical Dot pitch 0 28 mm maximum Brightness 240 ft L Non linearity 2 maximum Misconvergence 0 3 mm maximum Phosphor Medium to short persistence such as P 22 Geometric distortion 2 maximum CRT surface Anti glare coating and transmissiveness of approximately 5796 Controls On Off Brightness Contrast Operating Voltage 90 135 FAC 60Hz or 180 270 VAC 50Hz Environmental Operating temperature 10 to 40 degrees Celsius Operating humidity 10 to 9596 non condensing Weight Maximum weight of 45 Kilograms 100 Pounds if unit rests on top of central station housing Mounting If the display will be mounted it must accommodate GCX or equivalent mounting system 2 12 Centralscope Central Station Revision C 405040 164 EQUIPMENT OVERVIEW Technical Specifications Item Power Requirements Power Consumption Low voltage Shutdown Heat dissipation Operating conditions Storage C
37. making the changes for each value If a value does not change simply press the Trim Knob control to input the current value 6 After the last value is input the SET TIME or SET DATE menu closes The changes are made to the internal timekeeping devices and broadcast to other devices on the network 7 Observe the central station display to make sure the desired time date settings are being shown NOTE The time and date formats can be changed at the user level in the DEFAULTS menu under CENTRAL DISPLAY DEFAULTS Clear Messages Some operations such as loading software display short messages up in the left corner of the central station display These messages may not be deleted when the operation is completed Selecting this option erases those messages from the display NOTE This option does not remove any patient alarm messages from the display 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 CLEAR MESSAGES 2 The messages should clear from the upper left corner of the display 3 16 Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu Defaults Central Display Defaults CENTRAL NAME Revision C You can customize several characteristics of the central station to some extent for each location Users can adjust items such as display formats for time and date audio volumes
38. modular Revision C Centralscope Central Station 1 3 405040 164 INTRODUCTION Safety Information Safety Information Responsibility of the Marquette Medical Systems is responsible for the effects of safety Manufacturer reliability and performance only if e assembly operations extensions readjustments modifications or repairs are carried out by persons authorized by Marquette Medical Systems nc e the electrical installation of the relevant room complies with the requirements of the appropriate regulations and e thedeviceis used in accordance with the instructions for use Intended Use Follow the directives stated below when using any of thetransmitter e These devices is intended for use under the direct supervision of a licensed health care practitioner These devices is not intended for home use e Federal law restricts these devices to be sold by or on the order of a physician e Contact Marquette Medical Systems for information before connecting any devices to the equipment that are not recommended in this manual e Parts and accessories used must meet the requirements of the applicable EC 601 series safety standards and or the system configuration must meet the requirements of the IEC 601 1 1 medical electrical systems standard e Periodically and whenever the integrity of the deviceis in doubt test all functions e The use of ACCESSORY equipment not complying with the equivalent safety requir
39. of Marquette M edical Systems Inc registered in the United States Patent and Trademark Office 12SL 15SL AccuSpeak ADVANTAGE BAM BODYTRODE Cardiomatic CardioSpeak CardioWindow CD TELE METRY LAN CENTRALSCOPE Corolation Corometrics Sensor Tip DASH EDIC HI RES IMAGE VAULT IMPACT wf INTELLIMOTION INTER LEAD IQA LIFEWATCH MARQUETTE MEDICAL SYSTEMS MARQUETTE RESPONDER MENTOR MicroSmart MMS MRT MUSE CardioWindow O SSENSOR OMRS Premium RAC SILVERTRACE SMART PAC SMARTLOOK Spectra Overview Trimline UNITY and Universal are trademarks of Marquette M edical Systems Inc Marquette Medical Systems Inc Marquette H ellige GmbH 8200 W Tower Ave Postfach 728 Milwaukee WI 53223 USA D 79007 Freiburg Tel 414 355 5000 Germany 800 558 5120 USA only Tel 49 761 45 43 0 Fax 414 355 3790 Fax 49 761 45 43 446 1998 Marquette Medical Systems Inc All rights reserved Centralscope Central Station Revision C 405040 164 30 June 1998 CONTENTS 1 INTRODUCTION eese nen nnn nhan 1 1 Manualinformation 1 2 RAIS YA Lo EIA Re ee ee ee 1 2 PUPDOSC Eu a e di A anes eae a 1 2 Chapter Content iuris De wean ean Soe ee a 1 3 Related Manuals 1 3 Safety I nformatlol oi acess Vale pe eee eer bk ERS ee S 1 4 Responsibility of the Manufacturer 1 4 Intended 056 2 8 sede ee ybi eb dq 9enPuelebere yveis
40. processor and video pcb assemblies The microprocessor on the main processor PCB writes data for the display to registers in the graphics coprocessor 2 The graphics coprocessor then stores the data in either the waveform or text RAM banks 3 Separate RAM banks are used sothetext displays and waveform displays can be positioned and sized independently The graphics coprocessor handles all display data access and manipulation of the data to generate the video displays Whilethe crt beam traces across the crt data is read from the RAM banks and gated through the video RAM timing and multiplexing circuit 4 to the two video driver circuits that produce the analog signals for the external displays Control logic circuits 8 work with the graphics coprocessor to move data into and out of the two RAM banks and in getting data through the bus interface The logic circuits also control data flow through the video RAM timing and multiplexing circuit Program instructions for the graphics coprocessor are stored in the program RAM 7 Video PCB Q De O 4 Timing amp 110000111100 Remote Display Driver Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING Central Station Powerup Boot Sequence Central Station Powerup Boot Sequence Powerup Seq uence The central station performs a series of selftests displays several status messages and flashes various LEDs as it
41. programmed into a particular Care Unit Select theLIST TELEM BEDS option A list is generated on the right side of the central station display that includes the Care Unit name and bed number for each telemetry bed MICU 212 A MICU 212 B MICU 214 A MICU 214 B MICU 216 A MICU 216 B MICU 218 A MICU 218 B NOTES An asterisk follows the bed number to denote a telemetry device Telemetry beds are distinguished from other monitoring beds by having an asterisk added to their names by the system The list includes all beds that were previously designated for use with telemetry The beds may or may not have patients To determine which beds have admitted patients use the LIST ADMITTED TELEM ROOMS option 3 26 Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu LIST HW BEDS Hardwire monitors are for stationary patients the link between the patient and the monitor is a physical cable Examples of hardwire monitors are the Solar and Eagle monitors When a patient monitoring system is configured a list of the possible monitor bed locations is entered at a central station This list identifies which beds could be used to connect a monitor It does not specify beds with patients A hardwire monitoring system can be designed to operate throughout a large part of a hospital During installation the supporting communications system the network is installed wherever m
42. service personnel upon receipt of the equipment every 12 months thereafter and each time the unit is serviced e Checkout Procedure This should be performed by qualified service personnel upon receipt of the equi pment every 12 months thereafter and each time the unit is serviced CAUTION Failure on the part of all responsible individuals hospitals or institutions employing the use of this device to implement the recommended maintenance schedule may cause equipment failure The manufacturer does not in any manner assume the responsibility for performing the recommended maintenance schedule unless an Equipment Maintenance Agreement exists The sole responsibility rests with the individuals hospitals or institutions utilizing the device Dueto continuing product innovation and because specifications in this manual are subject to change without notice a PM form is nolonger printed with this manual For the latest PM form regarding this product contact Marquette Service If repairs adjustments are made or you replace any parts describethis in the area provided on the PM form Include any comments regarding any unusual environmental conditions that may affect the operation or reliability of the equipment in the area provided on the PM form On the following pages a repair log is included for your convenience to record the repair history of this product Centralscope Central Station Revision C 405040 164
43. the central station or approved by Marquette for use with the central station should be connected as specified in this manual or as otherwise specified by Marquette A shock hazard may exist if external devices are connected other than as shown in this manual or as directed by Marquette Fuses Fuses are described in more detail later in this chapter 2 4 Centralscope Central Station Revision C 405040 164 EQUIPMENT OVERVIEW Back Panel Description Primary Video Remote Video Audio Ports 1 4 Revision C The primary video connection is used for thelocal display supplied by customer or ordered separately from central station Specifications for the display areinduded later in this section NOTE The video adapter must be installed before a display is connected to this port The remote video connection is used for slave displays NOTE The video adapter must be installed before a display is connected to this port The audio connector can drive a cable up to 500 feet 160 meters long into an 8 Q speaker The RING part of the connector carries all audio signals alarms keyboard touchscreen The TI P part of the connector carries alarm audio onl y The four ports on the back of the central station can be configured for various remote devices Configuration of the ports is performed in the service menus The port uses are Port1 ADU Writer Laser Printer Remote Control Port2 ADU
44. timing functions are provided by the real time dock Other functions of the central station are contained on separate circuit board assemblies but controlled by the microprocessor on the main processor PCB A modified VME bus is buffered from the main processor PCB and connected to five sets of connectors slots on the assembly Through this bus power data address and control signals pass through tothe peripheral circuit board assemblies Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING Block Theory of Operation Peripheral assemblies supply several auxiliary functions for the central station These functions indude Marquette Unity Network Qe the writer PCB todrive the thermal writer the video PCB to drivethe primary video PCB and a remote display the primary video PCB which buffers the video signals for an external display theLAN controller PCB tointerfaceto the Marquette Unity Network and in some units the analog Holter output PCB which generates analog signals that can be input to Holter recorders or used to drive other equipment Primary Display 9 Remote Display E LAN Controller PCB Analog Holter Writer PCB Primary Video Video PCB Output PCB PCB E f T e Main ProcessorPCB Revision C I 1 I l 1 I I Bus Real Time Serial Port l Interface
45. two different types of floppy disk drives One type has a door that closes when a floppy disk is not installed Older types of drives do not have a door Disk drives without the doors must have the disk drive cleaned before the central station software is updated e Toclean thedisk drive blow canned compressed air onto the heads of the drive until all dust is removed from the heads NOTE Only canned compressed air should be used to clean the disk drive Included with the update kit are two high density diskettes Stored on these disks are the new software files To install V10 software in the central station in the background do the following 1 Insert central station update diskette labelled disk 1 of 2 into the central station disk drive 2 Select the following menu options beginning with the central station MAIN MENU CENTRAL SETUP SERVICE Password MEI CS 123 LOAD SOFTWARE FLOPPY 3 Theupper left hand corner of the central station display reads LOADING FROM FLOPPY After approximately 10 seconds the upper left hand corner of the central station reads LOADING DISK 010A000 71 OF 2 If not repeat the previous step 4 After approximately 15 minutes the diskette ejects and the upper left hand corner of the central station display reads INSERT DISK 010A000 72 OF 2 5 Insert central station update diskette labelled disk 2 of 2 intothe central station disk drive Do not select LOAD SOFTWAR
46. writer External writers do not respond to the TTX dropout menu option Some external writers connected through a network connected monitor may produce graphs with drop to baseline spikes These spikes can occur as the antenna field switches receiver banks producing a false dropout indication It is not advised to use external 2 inch writers for graphing telemetry data The following external writers handle waveform gaps differently depending on the software used External Writer DDW Software Result 7150 All versions DRAW mode 7160 Prior to version 2B DRAW mode 7160 Version 2B or later BLANK mode 7100 Prior to version 102A DRAW mode 7100 Version 102A or later BLANK mode Revision C Centralscope Central Station 3 23 405040 164 CONFIGURATION Service Monitor Menu Holter recordings Use of this option can affect Holter recordings It is recommended that the BLANK option be selected if Holter recordings are being made This causes 100 mS bursts of buzz to be output to the Holter recording whenever there is patient data signal dropout The Holter analysis software recognizes this buzz as artifact and deals properly with it WARNING Never usethe DRAW option during Holter recordings If the DRAW option is selected and Holter recordings are made there will be problems with the subsequent analysis Sincethe patient data signal drops to the baseline during periods of dropout the Holter analysi
47. 002 1 31 W3 Harness Assembly LED Switch T rim K nob Speaker 402642 004 1 32 W11 Harness Assembly Hard Disk Drive Power 416411 001 1 33 WA Harness Assembly Trim K nob 402643 003 1 34 W5 Harness Assembly Speaker 402643 004 1 35 W6 Harness Assembly Power Supply Main Processor PCB 416408 001 1 36 W9 Cable Assembly Floppy Disk Drive Power 405785 006 1 38 K eycap Console 57733 006 4 8 10 Centralscope Central Station Revision C 405040 164 UPPER LEVEL ASSEMBLY Parts List PN414916 001G 002G 003G 004G 39 Knob Rotary 5811 006 1 40 E2 E3 Bezel Console 58829 007 1 41 Bracket Bezel Mounting 400454 001 2 42 A13 Fan Assembly 416413 001 1 43 Bracket PCB For 001 002 and 003 Only 403755 001 1 44 Screw Phillips M 3x6 45209 306 4 45 Bracket PCB Support 416254 001 1 46 Bracket Hard F loppy Disk Drives Mounting 416253 001 1 47 Housing Centralscope 416259 001 1 48 El Chassis Centralscope 415767 001 1 50 Paper Thermal 50 MM 100 Ft No Grid Case of 48 9402 046 1 Rolls For 002 and 004 Only 51 Paper Thermal 50 MM 100 Ft No Grid For 002 and 9472 014 1 004 Only 52 A2 Writer PCB For 002 and 004 Only 400874 002 1 53 W1 Cable Assembly Writer For 002 and 004 Only 416479 001 1 54 W2 Cable Assembly Writer Ground For 002 and 004 Only 402643 010 1 55 Bracket Mounting Writer For 002 and 004 Only 58509 005 1 56 Keyboard Shipping Assembly 401574 003 1 57 End Cap Packing Foam L eft 413823 001
48. 11001 11000011110001010110110 00110110001100000111001 Writer PCB 29 9 Thermal Print Head Interface Printer Motor I I I I I I i POO ORTHO ETO Control l 0101 1111 I 1110 l 1110 1 oo11011000110000011100 Ip ut O utp ut I Bing Latches I 0101 2 I 1110 1011 1110 Hoooiicoeonono RAM I I 0011 I l 0101 2 I 1110 I L I l I L l Interface I I I L L n e Main Processor PCB Centralscope Central Station 5 9 405040 164 TROUBLESHOOTING Block Theory of Operation Video PCB 5 10 00110110001100000 11000011110001010 Graphics Coprocessor VME Bus Interface Control Logic Wavefom RAM 0110 1110 00110110001100000 Prog ram 11000011110001010 bait RAM 0101 1110 00110110001100000 11000011110001010 0011 010 100011000010 010 110111100010 101 Video RAM a 1110 00110110001100000 11000011110001010 0011 Text RAM Multiplexing 101 001100001010 x 100111010010 010 010 O Y Main Processor PCB The patient data from the network also consists of display data in addition to graph data This display data is processed by the main processor PCB and then written tothe video PCB memories A special graphics coprocessor uses the display data to produce analog crt drive signals A bus interface 1 connects the address data buses of the main
49. 4916 001 002 003 004 Revision History Ref Revision s Baseline Rev Item Design Description Part Number Qty Part Number Qty A Initial Production Release B 20 A7 Floppy Disk Drive 2 MB 409327 001 1 416865 001 1 C 37 Cable Assembly Ethernet 700031 002 1 Not Used D 22 Hard Disk Drive 850 M Byte 416622 001 1 418162 002 1 49 All LED PCB 409716 002 1 Not Used E 22 Hard Disk Drive 1 2 M Byte 418162 001 1 418162 002 1 F Documentation change that does not affect the manual G 22 Hard Disk Drive 2 1 M Byte 418162 003 1 418162 002 1 8 12 Centralscope Central Station Revision C 405040 164
50. A Continuous 2 14 Key I Class I equipment B Type B applied part BF Type BF applied p art CF Type CF applied part NA Not applicable Ordinary Ordinary equipment enclosed equipment without protection against ingress of water Not Suitable Equipment not suitable for use in the presence of a flammable anesthetic mixture with air or with oxygen or nitrous oxide Centralscope Central Station 405040 164 Revision C EQUIPMENT OVERVIEW Preparation for Use Preparation for Use Power Requirements Equipment Grounding Revision C One properly grounded duplex wall receptacle should be provided for each central station The wall receptade should be hospital grade and installed in a suitable junction box Use only three prong polarized plug on the power cord of the central station Power for the central station should be provided by a power line dedicated solely to equipment requiring emergency power WARNING Loss of power to the central station results in the loss of all patient monitoring overview functions WARNING Shock Hazard The central station must be adequately grounded or a shock hazard may exist The grounding pin of all wall receptades and all exposed metal parts beds radiators water pipes etc in the patient area should be electrically connected together This common ground point should be connected to the nearest equipotential ground through a bonded grou
51. Centralscope Central Station Field Service Manual 405040 164 Revision C marquette Medical Systems Trademarks T 2 NOTE Due to continuing product innovation specifications in this manual are subject to change without notice Trademarked names appear throughout this document Rather than list the names and entities that own the trademarks or insert a trademark symbol with each mention of the trademarked name the publisher states that it is using the names only for editorial purposes and to the benefit of the trademark owner with no intention of improperly using that trademark ACCUSKETCH AccuVision APEX AQUA KNOT ARCHIVIST Autoseq BABY MAC CardioServ CardioSmart CardioSys CASE CD TELEMETRY CENTRA CHART GUARD CINE 35 CORO COROMETRICS CRG PLUS Digistore Digital DATAQ E for M EAGLE Event Link HELLIGE IMAGE STORE LASER SXP MAC MAC LAB MACTRODE MARQUETTE MARQUETTE MAC MARQUETTE UNITY NETWORK MARS MAX MEDITEL MEI MEI in thecirclelogo MEMOPORT MEMOPORT C MINISTORE MINNOWS Monarch 8000 MULTI LINK MULTISCRIPTOR MUSE MUSE CV Neo Trak OnlineABG OXYMONITOR Pres R Cuff PRESSURE SCRIBE QMI QS Quantitative Medicine Quantitative Sentinel Qwik Connect Spiral RAMS RSVP SAM SEER SOLAR SOLARVIEW Spectra 400 Spectra Tel ST GUARD TRAM TRAM NET TRAM RAC TRAMSCOPE TRIM KNOB UNITY logo UNITY NETWORK Vari X Vari X Cardiomatic VariCath VAS and Vision CareFilter are trademarks
52. DROPOUT DRAW option to distinguish between transmitter dropout and network dropout Transmitter dropout appears as a signal at bottom of the display while network dropout is no signal being displayed at all Network dropout can occur when the amount of data being transmitted overwhelms the ability of the network to deliver the data Possible failures could be defective LAN interfaces in any of the devices connected to the network Call Service if the problem persists Centralscope Central Station 5 21 405040 164 TROUBLESHOOTING Troubleshooting Signal Dropout For your notes 5 22 Centralscope Central Station Revision C 405040 164 O CALIBRATION Thermal Print Head Voltage Adjustment 6 2 DescrIptlons io sce vi She Seek aos ae gh oan Ute 6 2 TOS FEQUIFED sss lE eR en mi EY ees 6 2 Procedure rp ee isk ted Aa oa eee 6 2 Revision C Centralscope Central Station 6 1 405040 164 CALIBRATION Thermal Print Head Voltage Adjustment Thermal Print Head Voltage Adjustment Nofield adjustments other than the thermal print head voltage are possible on the central station except those that pertain to the display Consult the display manufacturer s service documentation for those procedures This section contains a calibration procedure for adjusting the supply voltage for the thermal print head Description A variable resistor on the writer PCB controls the voltage applied to the thermal print head in
53. E Checkout Procedure Tested Component PORTS FLOPPY DISK DRIVE THERMAL WRITER LINEARITY THERMAL WRITER SPEED THERMAL WRITER ACCURACY Expected Test Result Port 1 Connect the remote control to the port and then program the central station to use a remote control at port 1 Verify that the remote control can be used to selection menu options by scrolling through menu items and then pressing the Trim K nob control to select one of them Port 2 Usethe remote control to test this port also Make sure to program the central station for a remote control at port 2 Verify that the remote control can be used to selection menu options by scrolling through menu items and then pressing the Trim K nob control to select one of them Port 3 Connect either a remote terminal or laser printer to the port If a remote terminal is used access the Service Monitor and enter some typical command line sequences to verify that the port is operating If the laser printer is used set the central station to use the laser printer at port 3 Then send some graphs sample to the laser printer Port 4 Connect a laser printer tothe port Or if the display has a touch screen that feature can be used to test port 4 If the laser printer is used set the central station to usethe laser printer at port 4 Then send some graphs sample to the laser printer If the touch screen is connected verify that when the screen is touched the appropri
54. E fromthe menu The system automatically loads diskette two The upper left hand corner reads LOADING DISK 010A000 72 OF 2 Centralscope Central Station Revision C 405040 164 CONFIGURATION Software Update Instructions Network Load Other Central Stations Activate Central Station Software Completion Steps Revision C 6 After approximately 10 minutes the diskette ejects and the upper left hand corner of the central station reads LOAD FROM FLOPPY COMPLETE NOTE Do not power cyde the central station at this time Wait until all central stations are updated Instructions for activating the software are presented later in this procedure If the system has only one central station go to Activate Software below Download all other central stations by selecting the following menu options beginning with the central station MAIN MENU CENTRAL SETUP SERVICE Password MEI CS 123 LOAD SOFTWARE Dial TRIM KNOB control to select source Care Unit Name Central Station Name Software Version Push TRIM KNOB control After approximately seven minutes the upper left hand corner of the central station display reads LOADING FROM lt Care Unit Name Central Station Name COMPLETE f not repeat the previous step The following step interrupts patient monitoring CAUTION Notify hospital personnel of a patient monitoring interruption of approximately one minute
55. It is recommended that the floppy disk drive should be cleaned at least every 12 months To dean the floppy disk drive the drive must be exposed Follow this procedure 1 Power down the central station Disconnect the central station from the power source and the network Remove the external monitor from the top of the central station 3 Removethe screws attaching the housing to the chassis at the rear of theunit 4 Pull the chassis out of the housing Centralscope Central Station Revision C 405040 164 MAINTENANCE Cleaning Cleaning Inside the Central Station Revision C 5 Using a source of clean dry compressed air blow all lint and debris out of the floppy disk drive CAUTION Do not use a vacuum device unless suitable static control procedures are followed Many vacuum systems generate appreciable static electricity which could damage semiconductor circuits in the central station Use a commercial floppy disk drive cleaning kit to clean the internal heads of the mechanism Install the chassis back into the housing and attach with screws Perform leakage tests Replace the external monitor Connect the central station to the network and to the power source 10 Apply power to the central station and verify operation The central station uses a forced air cooling system that draws appreciable quantities of air through the unit As a result there can bea buildup of lint and other debris insidet
56. Kits ache et Overs eae te Ree Rede ee Lee RA 8 3 scc Pm 8 3 Exploded View PN414916 001G 002G 003G 004G 8 4 Schematic Diagram PN414916 001G 002G 003G 004G 8 6 Labels vs sedi kl EE Pes ede be doe beled 8 8 Parts List PN414916 001G 002G 003G 004G 8 10 RevisionstotheAssemblies 8 12 Centralscope Central Station 8 1 405040 164 Assembly Variations The Centralscope central station is available with or without two options a thermal writer or with analog Holter outputs The available models are listed below with the part numbers Part Number Assemblies Available 414916 001 Centralscope central station without the thermal writer 414916 002 Centralscope central station with the thermal writer 414916 003 Centralscope central station with analog Holter outputs but without the thermal writer 414916 004 Centralscope central station with analog Holter outputs and with the thermal writer 8 2 Centralscope Central Station Revision C 405040 164 UPPER LEVEL ASSEMBLY Ordering Parts Ordering Parts Spare Parts Kit Fuses Revision C The parts list and assembly drawings in this chapter supply enough detail for you to order parts for the assemblies considered field serviceable If you require additional information schematics or troubleshooting assistance contact Tech Support Toorder parts contact Service Parts at the add
57. MAINTENANCE Visual Inspection Visual Inspection Revision C The Centralscope central station and it s components should be carefully inspected prior to installation one time each year thereafter and each time the equipment is serviced Physical damage to the case the display screen the controls and the keyboard Do not use the central station if damage is determined Refer damaged equipment to qualified service personnel Carefully inspect the keyboard for any damage due to fluids or other debris in or around the keys Fluids and debris can cause short Circuits between keys or disable keys preventing the central station from being used properly and possibly displaying erroneous information Inspect all external connections for loose connectors or frayed cables Have any damaged connectors or cables replaced by qualified service personnel Inspect the CRT face for marks scratches or other damage Physical damage to the CRT face may pose an implosion hazard Havethe CRT replaced by qualified service personnel if necessary Inspect the floppy disk drive for dust or dirt If necessary use compressed air to remove debris from the disk drive mechanism Centralscope Central Station 4 3 405040 164 MAINTENANCE Cleaning Cleaning Cleani ng To avoid damage to the equipment surfaces do not use the following Precautions deaning agents Organic solvents ammonia based solutions e acetone solution alcohol based
58. MEI CS 123 SERVICE Enter password CENTRAL DISPLAY TELEMETRY 7 4 DEFAULTS UNIT DEFAULTS SELECT BEDS FOR DISPLAY PREVIOUS AT THIS CENTRAL MENU LEARN THE CENTRAL 2 TheSERVICE menu is displayed PREVIOUS SELECT BEDS COPY EJECT LOAD MENU AND WAVEFORMS LOGS FLOPPY SOFTWARE REMOTE VIDEO SELECT SET TIME CLEAR DEFAULTS DEGAUSS SERVICE AMPLITUDE DEVICES AND DATE MESSAGES MONITOR MONITOR Revision C Centralscope Central Station 3 3 405040 164 CONFIGURATION Service Menu List of Service Menu he following list briefly describes the items in the SERVICE menu Options 3 4 Continue in this chapter for more details about each menu option WARNING Performing any of the functions listed in the SERVICE menu can lead to serious consequences if instructions are not followed exactly Patient data could be lost or misdirected the operating system software could be corrupted even the entire network could be disabled Subsequent pages describe in more detail how to use these special options Do not use any of the options in any manner except exactly as shown in this section PREVIOUS MENU Returns to the menu previously displayed SELECT BEDS AND WAVEFORMS Allows the user to program the central station display The operator manual explains this option in more detail COPY LOGS Is used to copy log files from the central station hard disk drive to a floppy diske
59. OTE CONTROL REMOTE AUDIO REMOTE VIDEO Expected Test Result Under the Central Display Defaults menu set the TOUCH TONE VOLUME AND ALARM VOLUME to 10096 Verify that the alarm volume is 10096 very loud for bed alarm conditions Verify that an open door condition for the thermal writer uses the 10096 volume Verify that the 10096 volume is used when any of the control keys is pressed UsetheTrim K nob control to select the volume settings menu item in the previous step Set the volume levels back to 2096 or to whatever values used before the previous step Verify that the Trim Knob control can be used to select other display options Rotating the control should scroll the selections to various options on the display Pressing the Trim Knob control should select the highlighted option Using theTrim Knob control enter the CENTRAL SETUP menu Select CENTRAL DISPLAY DEFAULTS Select MODIFY Scroll through the options to select DISPLAY INTENSITY Scroll through all possible settings 10 to 100 Verify that the display intensity changes for each step Set the display intensity back tothe original value Select the CENTRAL SETUP menu Select the SERVICE option The unit should prompt for a password Test the keyboard by entering each key and verifying that each key is displayed when pressed You may need to use the Delete key to remove entered keystrokes Connect the central station to a patient monitoring network Verify that patient
60. Open Paper Out LED turns off Powerup displays shown on the CRT then the operating software is started and menu boxes displayed Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING Controlling Static Discharge Damage Controlling Static Discharge Damage Many of the semiconductor devices used on circuit boards in the central station are sensitive to static electricity discharges ESD If devices and circuit boards containing them are not handled properly the devices may be damaged The damage is usually a subtle weakening of a semiconductor junction Under thermal electrical or mechanical stress conditions the stati c damaged junction is the most likely to fail This often leads to a catastrophic failure of the entire semiconductor device All external connector inputs and outputs of the central station are designed to protect the internal circuits from the ESD H owever if the central station requires service and the internal assemblies are exposed ESD precautions must be taken Staticelectricity discharge damage can be reduced if the following guidelines are followed e Before handling semiconductors or assemblies containing semiconductors discharge any static charge you may have built up e When handling semiconductors or repairing assemblies containing semiconductors wear a grounded antistatic wristband or heelstrap e Usea grounded soldering iron and grounded test equipment e Useastatic free work sur
61. Through a series of menus you can select a device such as a monitor central station or telemetry tower in any Care Unit Then you can choose a device error log for a particular day Once you deselect the desired error log you can copy it over the network toa floppy diskette in the central station s floppy diskette drive Sincethe error logs aretext files they can be read into other computers and read using most text editors or word processing applications 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 COPY LOGS 2 The COPY LOGS menu is displayed PREVIOUS UNIT DEVICE START MENU CCU BED 2 COPY To specify the Care Unit select the UNIT button Rotate the trim Knob control to change the displayed Care Unit name When the desired Care Unit name is displayed press the Trim Knob control PREVIOUS UNIT START MENU CCU COPY LOU Jd gt To specify a monitoring device select the DEVICE button Rotate the Trim Knob control to change the displayed device name NOTE Only monitoring devices within the previously selected Care Unit are shown When the desired monitoring device name displays press the Trim Knob control PREVIOUS UNIT DEVICE MENU CCU BED 2 START COPY Centralscope Central Station 3 7 405040 164 CONFIGURATION Service Menu
62. Toactivatethe software simultaneously depress the following three keys at the central station keyboard CRTL ALT BACKSPACE 1 If your system has a remote display toggle the display menu ON and OFF by selecting CTRL ALT and F9 keys on the central station keyboard 2 Make surethat all manual and alarm graphs go to the central station as they did before the update 3 Fill out and return the U pdate Installation Verification Form Centralscope Central Station 3 41 405040 164 CONFIGURATION Software Update Instructions For your notes 3 42 Centralscope Central Station Revision C 405040 164 4 MAINTENANCE MaintenanceSchedule 4 2 Manufacturer Recommendations 4 2 Manufacturer Responsibility 4 2 PM EOC mE ATE Ie ek HR 4 2 Visual l ISDeCLIOn u g ser Gia eee Gyre eR ates wl gate ER E CERE ae 4 3 Cleaning ssucslu iyu cu mk OR LE gx ER px EX 4 4 CleaningPrecautions 4 4 CleaningtheDisplay 4 4 Exterior Cleaning AI WA AA 4 5 CleaningtheKeyboard 4 5 Cleaning the Thermal Print Head 4 5 Cleaning the Floppy Disk Drive 4 6 Cleaning Inside the Central Station 4 7 Electrical Safety Tests 4 9 General a riae D wheat Ae G
63. UT 3 DISP 2 00 46 OUTPUT 3 PACE 1 25 47 OUTPUT 2 DISP 3 00 48 OUTPUT 2 PACE 2 25 49 OUTPUT 1 DISP 4 00 50 OUTPUT 1 PACE 3 25 Revision C Centralscope Central Station 405040 164 MAINTENANCE Repair Log Repair Log Unit Serial Number Institution Name Date MaintenancefRepair 4 22 Centralscope Central Station Revision C 405040 164 D TROUBLESHOOTING Introduction 0 ai bee a A bee eee ees 5 2 TroubleshootingOutline 5 2 Block Theory of Operation 5 3 OVENVIOW DP 5 3 Unity Network oa secon aaah ts RE tus tx Ge ee 5 3 Network Communication 5 5 Main Processor PCB 5 6 Writer PCB cod healer ha rne Red RECETTE a 5 8 Video PCB iaa a 5 10 Central Station Powerup Boot Seguence 5 11 Powerup Sequence 0 ee ee 5 11 Troubleshooting the Powerup Seguence 5 12 Controlling StaticDischarge Damage 5 13 Special Components erence nsr eR e kx a RR 5 14 Surface Mounted Components 5 14 PECC Components nye de baa Mabe Opies a dean 5 14 LEDs on the Circuit Boards 5 15 General FaultIsolation 5 16 First THINGS tOASK oc 5 16 VisualiInspection
64. Writer Laser Printer Remote Control Port3 Laser Printer Terminal Port 4 Laser Printer Touch Screen The Terminal connection can be used to connect a personal computer or other terminal display device to the central station This device can then be used to perform configuration tasks and for troubleshooting if the central station display circuits are not functioning properly NOTE If a touch screen is connected to port 4 set the configuration option to NOTHING Centralscope Central Station 2 5 405040 164 EQUIPMENT OVERVIEW Connecting the Display Connecting the Display Video Adapters The Centralscope video adapter kit is used to changethe video output configuration to the pinouts required for use by SVGA displays Either one or two adapters are required depending upon the type of central station and the video system being used 1 Install the video adapter s pn 405947 003A as shown below NOTE The adapter s may already be installed and that there may only be one adapter supplied with the unit Primary Video Connector 2 Usethe jackscrews on each adapter to securely connect the adapter to the central station 3 Do not depend upon friction in the connector contacts to attach and hold the adapter 2 6 Centralscope Central Station Revision C 405040 164 EQUIPMENT OVERVIEW Connecting the Display Connect Video Cable Revision C 4 Thevideo cable to the display s
65. afety of medical electrical systems EC Publication 513 1994 Fundamental aspects of safety standards for medical equipment ROY O Z Summary of cardiac fibrillation thresholds for 60 Hz currents and voltages applied directly to the heart Med amp Biol Engn amp Computing 18 657 659 1980 405040 164 Revision C INTRODUCTION Service Information Service Information Any unauthorized attempt to repair equipment under warranty voids Device Characteristics One or 2 letters that further describe the unit for example P prototype not conforming to marketing specification R refurbished equipment S special product documented under Specials part numbers U upgraded unit Service Follow the service requirements listed bel ow Requirements e Refer equipment servicing to Marquette s authorized service personnel only that warranty e tis the user s responsibility to report the need for service to Marquette M edical Systems or to one of their authorized agents Failureon the part of the responsible individual hospital or institution using this equi pment to implement a satisfactory maintenance schedule may cause undue equi pment failure and possible health hazards e Regular maintenance irrespective of usage is essential to ensure that the equipment will always be functional when required Equipment Every Marquette M edical Systems device has a unique serial number for Id ifi i identification The se
66. anged to pull patient data from another Care Unit PREVIOUS SELECT ANOTHER CONFIGURE MENU CARE UNIT DISPLAY LOCKED 1 LOCKED 2 MW Kee 4393 UNLOCKED 4 UNLOCKED 5 UNLOCKED 6 UNLOCKED 7 UNLOCKED 8 BED1 BED2 BED3 BED4 BEDS BED6 BED7 BED8 2 Select one of the analog signal channels corresponding to the slave display to be programmed or changed Rotate the Trim Knob control to select the channel then press the Trim Knob control Note Lock or unlock by selecting same bed RETURN UNLOCKED 3 UNLOCKED ol UNLOCKED 7 UNLOCKED BED3 BED8 BED8 BED8 CAUTION It is possible to program a central station to send the wrong patient s data to a slave display in the wrong room Verify that the physical connection information is correct before programming the slave displays Once they are programmed verify the correct analog data is being sent to the correct slave display This must be done before a patient is admitted to the system and the slave displays are used NOTE The slave displays are hard wired to the central station analog outputs Take care to correctly match the data source to the display Moreinformation to configure and verify the H olter Acquisition Unit and slave displays is presented in Chapter 6 Peripheral Devices Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu Set Time and Date This option a
67. ate response is generated by the central station Test the floppy disk drive by inserting a formatted diskette into the drive Through the Service Monitor copy a log filetothe floppy Next usetheTYPE command to read the file back from the floppy and display it on the central station monitor Finally use the EJ ECT command to remove the floppy diskette Follow the instructions in the Thermal Print Head Voltage Adjustment in the Calibration section of this manual to print the test pattern Thetest pattern consists of vertical dashed lines and a triangular waveform After printing several inches of the test pattern tear a sample from the thermal writer Carefully fold the sample in half near one of the vertical dashed lines Verify that the dashed line is perpendicular from the top to the bottom of the strip 0 5mm as measured against the fold in the paper Access the Service Monitor Enter the following command set 0Ox89060000 Ore wheretheunderline is a spacecharacter A series of triangle waveforms is printed on the thermal printer Each series of triangles represents a different paper speed Graph a strip Using a metric scale measure the distance between the first and twentieth 5mm graticules The distance should be 100mm zx 1mm Revision C Centralscope Central Station 4 17 405040 164 MAINTENANCE Checkout Procedure Tested Component Expected Test Result DISPLAY Refer tothe manufacturer s specifications for testing
68. ause Action Unit will not boot up Circuit board not Work through the Powerup Boot Sequence communicating observe if any errors are reported when software is loaded to a circuit board If an error is reported try replacing the circuit board and reboot the central station Hard drive A minimum display is generated by the boot code on the main processor PCB If this occurs then the video PCB and main processor PCB are most likely functional After the boot sequence the software for the central station displays are loaded from the hard drive Test the hard drive to make sureit starts and continues to run Place a finger on top of the hard drive to feel the vibration as it starts and runs If the hard drive does not start up check the cabling toit Replace the hard drive Software corrupted Insert a diskette with the latest software version into the floppy disk drive and reboot the central station If the central station successfully reboots install the software onto the hard drive Main processor PCB If the central station will still not power up successfully replace the main processor PCB Green LED on Power source Verify suitable power source check voltages central station does at wall outlet not illuminate Low voltage power supply Check fuses on the power switch fuse block Check fusing on the low voltage power supply Measure output voltages from low voltage power supply if outputs not present replace p
69. binet assembly to load new software 1 Toaccess the TELEM TOWER SPECIAL option select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR TELEM TOWER SPECIAL 2 Within this option allows you to dothe following e select the tower cabinet assembly to be updated with new software e select the origin of the update software e start the software update and e reboot the tower This option selects a network connected tower CD Telemetry L AN cabinet for the software upload Once selected and the link established thetower responds to the central station as if there were a physical link between them 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR TELEM TOWER SPECIAL TOWER 2 A popup menu is presented that lists all CD Telemetry LAN cabinet assemblies connected to the network Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu 3 UsetheTrim Knob control to select the telemetry cabinet assembly to be updated with new software TOWER START START START PREVIOUS MENU LOAD LOAD LOAD 4 SICU 1 TOWR_126 0 16 187 REBOOT REBOOT REBOOT y TOWER TOWER TOWER NOTE Each tower cabinet is described by ts Care Unit name and Ethernet address The Ethern
70. d as necessary Required Tools Special Equipment Part Number Leakage Current Tester 120 V or equivalent MT 1216 01 240 V or equivalent MT 1216 02 Multimeter Revision C Centralscope Central Station 4 9 405040 164 MAINTENANCE Electrical Safety Tests Wall Receptacle Test Ground Earth Integrity Ground Continuity Test 4 10 Before starting the tests the wall receptade from which the monitoring device gets electrical power must be checked This test checks the condition of the wall receptade to ensure correct results from leakage tests For international wall receptades refer tothe internal standards agencies of that particular country Use a digital multimeter to ensure the wall receptade is wired properly If other than normal polarity and ground is indicated corrective action must be taken before proceeding The results of the following tests are meaningless unless a properly wired wall receptade is used Listed below are two methods for checking the ground earth integrity Ground Continuity Test and I mpedance of Protective Earth Connection These tests determine whether the device s exposed metal and power inlet s earth ground connection has a power ground fault condition Perform the test method below that is required by your Country L ocal governing safety organization Completion of this test is checked by the following steps 1 Disconnect the DUT device under t
71. d for telemetry beds These defaults determine where patient data prints for either manual or alarm conditions Since a telemetry patient is not linked to a monitor such as a Solar 8000 these defaults are necessary to specify the destination for alarm and manual graph printouts The PRINT WINDOWS DEFAULT alsois used to program a destination laser printer or thermal writer NOTES The default printers are only those devices located in the same Care Unit as the central station The possible devices indude all Direct Digital Writers whether they are connected to a central station or to a monitor and all laser printers An external 2 inch writer connected through a network connected monitor produces graphs with drop to baseline spikes These spikes can occur as the antenna field switches banks produdng a false dropout indication It is not advised to use external 2 inch writers for graphing telemetry data To set the defaults do the following 1 RotatetheTrim Knob control to select one of the default items Press the Trim Knob control to input the selection The printer field tothe right should highlight 2 RotatetheTrim K nob control to select a printer The names arein the format CARE UNIT DEVICE PRINTER TYPE An example ICU CS1 DDW 2IN When the desired printer appears press the Trim Knob control to input the selection 3 All three defaults are programmed using the same method Centralscope Central Stat
72. deaning agents e Betadine solution e a wax containing a cleaning substance or abrasive cleaning agents CAUTION Failure to follow these deaning guidelines may result in damage to the central station display and keyboard Item Ammonia diluted or Cidex solution or Sodium hypochlorite bleach diluted or Mild soap diluted Lint free cloth Dust Remover compressed air Recommended Cleaning Supplies Part Number TX609 Cleaning the Display The central station components should be cleaned on a regular basis especially the keyboard To dean the central station monitor follow the recommendations of the display s manufacturer n general you need to use a soft clean lint free cloth dampened with a glass cleaner CAUTION Do not spray any glass cleaning solution or any general cleaning solutions directly onto the monitor s display surface 4 4 Centralscope Central Station 405040 164 Revision C MAINTENANCE Cleaning Exterior Cleaning Cleaning the Keyboard Cleaning the Thermal Print Head Revision C Clean the exterior surfaces with a dean lint free doth and one of the deaning solutions listed above e Wring the excess water from the cloth Do not drip any liquid into open vents switches plugs or connectors e Dry the surfaces with a dean cloth or paper towel Cleaning the keyboard should be done on a regular schedule The exterior sur
73. djusts the central station time and date settings However any time date changes made at one central station are also transmitted out over the network to all other devices The TimeM aster central station re broadcasts the time date change information and causes all other devices for adjust their settings CAUTION Any change to the time date data causes all units on the network to alter their time and date settings also This change may cause other monitors to alter the time parameter of some patient data Patient histories and trends may be lost NOTE Daylight Savings Time changes must be manually input into the monitoring system Patient data may be affected by this change as noted above To make changes to the time or date settings do the following 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SET TIME AND DATE 2 Thetime date select menu is displayed E JJ LL JL JL LL j CRI JL I Lb Lb Lb lj 3 Select either SET TIME or SET DATE PREVIOUS SET MENU TIME Ell 1 26 AM o Em ES ED Revision C Centralscope Central Station 3 15 405040 164 CONFIGURATION Service Menu 4 RotatetheTrim K nob control to change the number being displayed to the desired value Then press the Trim Knob control to input the change 5 Repeat
74. e following chart lists the LEDs on various central station circuit boards and their normal condition Main Processor PCB DS1 Green Flashing at 1 Hz DS2 Yellow VME bus activity steady ON Writer PCB DS1 Green Flashing at 2 Hz version 9 or 1 Hz version 8 LAN Controller PCB DS1 Green ON during bootup then off DS2 Amber Collision detect normally OFF may flash DS3 Green Transmit normally flashing DS4 Red Carrier normally flashing Video PCB DS1 Green Flashing at 1 Hz Centralscope Central Station 5 15 405040 164 TROUBLESHOOTING General Fault Isolation General Fault Isolation First Things to Ask Visual Inspection 5 16 If theunit is not working properly save yourself some time troubleshooting by asking yourself these basic questions e sthe power cord connected e stheunit turned ON at the rear of the monitor e sthedisplay LED illuminated If not press the DISPLAY ON OFF button to turn the display ON e Areall the communication cables firmly connected e Were there any changes in the use location or environment of the equipment that could cause the failure e Has the unit been modified in any way either in software or hardware e ls operator error the cause of the problem Try to repeat the user s scenario exactly and compare that to the proper operation of the equipment Check the Operator s Manual as necessary A thorough visual inspection of the equipment can save time Small thi
75. e main processor PCB transfers large blocks of data intothe writer PCB RAM 2 The data in the writer PCB RAM is then processed by the microprocessor 3 converting the data into a serial data stream of dot control bits These control bits energize elements on thethermal print head in the thermal writer assembly 5 to burn the thermal paper As required by the paper movement speed dot control bit data is retrieved by the thermal print head interface This circuit docks the data as a serial stream over to buffers in the thermal writer assembly The writer PCB also controls the speed at which chart paper is driven through the thermal writer assembly Through display menus a user selects a chart paper speed The main processor PCB passes this control information on to the writer PCB microprocessor Drive signals are generated by the microprocessor and through a printer motor control circuit 6 four phase drive signals are produced These signals drivethe stepper motor in the thermal writer assembly Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING Block Theory of Operation Revision C Status data from the thermal writer such as reporting an out of paper condition or a door open condition are reported back to the main processor PCB through the VME bus Two input and output status latches 7 hold the data until the destination circuits are ready for the data 001101100011000001
76. e this TTX 4 LL U 2 Toadd a bed name first press both the Alt and keys then enter the name Use the keyboard to enter the possible TTX numbers The range of TTX numbers depends on the country the telemetry equi pment is being used in but they are always strictly numeric values Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu 5 When the TTX numbers are all entered press the Trim Knob control to exit this option NOTE The NAME TELEM XMTRS option operates within a telemetry site not just within a Care Unit A single telemetry cabinet can have its receivers assigned to several Care Units at a telemetry site List Admitted TELEM Beds This option displays a list of all the telemetry beds that have admitted patients for a selected telemetry cabinet assembly 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR LIST ADMITTED TELEM BEDS 2 A popup menu is shown that identifies the telemetry cabinets by their IP address PREVIOUS TTX DROPOUT LIST ADMITTED MENU BLANK TELEM BEDS SICU TOWR 126 0 17 206 DUPLICATE TTS ees 3 RotatetheTrim K nob control to scroll through the list of telemetry cabinets Press the Trim K nob control to select a telemetry cabinet A list is generated that indudes the receiver the
77. ed r CENTRAL DISPLAY DEFAULTS gt EEN OF BEDS AND WAVEFORMS 8 BEDS 1 WAVEFORM ALARM VOLUME 10 ECG FROM ECG SOURC gt TOUCH TONE VOLUME 20 WAVEFORM 2 OFF COLOR TRANSDUCER WAVEFORM 3 OFF DISPLAY INTENSITY 70 UNIT NAME ICU 1 TIME FORMAT 12 HOUR CENTRAL NAME CS1 DATE FORMAT 25 DEC 93 MIRROR CENTRAL DISPALY NONE MESSAGELINE ON MANUAL GRAPH DEFAULT DDW 2IN ALARM GRAPH DEFAULT IDDW 2IN SOFTWARE VERSION 010C PRINT WINDOW DEFAULT DDW 2IN ev ve ENS L lI rr If your central station runs an older version of software call your Marquette sales representative to order a software upgrade 3 2 Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu Service Menu Several central station functions are programmed through the SERVICE menu The following pages describe each menu function briefly and in detail WARNING The SERVICE MENU is intended for use only by qualified personnel with training and experience in its use Do not experiment with any commands other than those shown in this manual The consequences of misuse indude loss of patient data corruption of the central station operating software or disruption of the entire Marquette Unity Network To access the SERVICE menu dothe following 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password
78. ed below WARNING Failure to adequately ventilate the central station may cause equipment failure or improper monitoring conditions which may endanger the patient being monitored CAUTION Do not locate the central station in an enclosed area that may restrict dissipation of the heat generated by it Any air flow restrictions may cause a rise in internal temperature which may result in equipment failure Locate the back of the central station no closer than 4 inches 10 centimeters from any partition wall or enclosure Allow at least 4 inches 10 centimeters open space above the central station and display for air circulation CAUTION You must adequately vent the total heat load generated by the central station and external display to prevent equipment failure of either device The central station uses a forced air cooling system but most displays do not The user must determine the heat dissipation requirements of the selected display and design a ventilation system accordingly taking into consideration the heat load generated by the central station Installation of the Centralscope central station consists of the following steps 1 The Marquette Unity network is already installed tested and ready for use The drop cable from the network tothe central station should be installed and ready for use Power for the central station is already installed tested and ready for use This includes testing
79. eed the one to be rebooted Press the Trim Knob control to reboot the tower 7 n about two minutes the telemetry tower should operate normally again Previously admitted patients should reappear on the central stations that monitor them Revision C Centralscope Central Station 3 37 405040 164 CONFIGURATION Service Monitor Menu 3 38 Rebooting for New Software This option is also used to start operation with newly installed software Software is uploaded into the tower in the background and only used when the tower has been rebooted The procedure for rebooting to initiate new softwareis the same as for the troubleshooting reboot The same concerns about loss of patient monitoring apply CAUTION When new software is activated all patient histories and trends are lost Centralscope Central Station Revision C 405040 164 CONFIGURATION Software Update Instructions Software Update Instructions General These instructions describe the installation of V10 or later software in a Centralscope central station The software update installation performs in the background with the least amount of interruption to monitored patients Compatibility To enable access to all features from all equipment connected to the Marquette Unity Network we recommend the following software levels be compatible Other combinations of software level for various equi pment may coexist on the network but they are not recommended
80. ements of this equipment may lead toa reduced level of safety of the resulting system Consideration relating tothe choice shall indude use of the accessory in the PATIENT VICINITY and evidence that the safety certification of the ACCESSORY has been performed in accordance to the appropriate IEC 601 1 and or IEC 601 1 1 harmonized national standard e ftheinstallation of the equipment in the USA will use 240V rather than 120V the source must be a center tapped 240V single phase circuit 1 4 Centralscope Central Station Revision C 405040 164 INTRODUCTION Safety Information Equipment Symbols Revision C NOTE Some symbols may not appear on all equipment ATTENTION Consult accompanying documents before using the equipment In Europe this symbol means dangerous or high voltage In the United States this symbol represents the caution notice below Toreduce the risk of electric shock do NOT remove cover or back Refer servicing to qualified personnel Defibrillator proof type CF equipment type CF equipment is spedifically designed for applications where a conducive connection directly to the heart is established The paddles indicate the equipment is defibrillator proof Defibrillator proof type BF equipment type BF equipment is spedifically designed for applications intentional external and internal application to the patient excluding direct cardiac application Type BF e
81. est from the wall receptacle 2 Connect the negative lead of the ohm meter to the protective earth terminal ground pin in power in let connector or the protective earth pin in the MAINS PLUG ground pin in power cord Refer to the US 120VAC power cord figure on the left Set the Ohm meter to the milliohm mQ range Connect the positive lead of the Ohm meter to all exposed metal surfaces on the DUT If the metal surfaces are anodized or painted scrape off a small area in a inconspicuous area for the probe to make contact with the metal 5 Theresistance measured by the digital multimeter should be less than 100 ma 0 1 Q without a cord e 200 ma 0 2 Q with a cord 6 Any higher resistance value indicates a failure of the central station grounding system The grounding system should be analyzed and the fault location repaired Check for breaks in the power cord or in any internal grounding connections in the central station 7 Repeat this test until the measured resistance is less than 100 mQ 0 1 Q without a cord 200 mQ 0 2 with a cord Centralscope Central Station Revision C 405040 164 MAINTENANCE Electrical Safety Tests Impedance of Protective This test unlike a ground continuity test also stresses the ground Earth Connection system by using special ground bond testers i e Kikusui model 872 or TOS 6100 or Associated Research model H YAM P 9J r Model 3030D This test normally is only requ
82. est personnel are familiar with operation of the central station and other networked equipment The following components are required a floppy diskette a remote control a keyboard and a laser printer used to test some output ports may not be required CAUTION Do not perform this procedure if the central station is being used for patient monitoring functions Tested Component POWERLED EXHAUST FAN AUDIO internal CONTROL KEYS front panel Expected Test Result Apply AC power tothe central station by setting the power switch to ON 1 The POWER LED on the front9 of the central station should illuminate When AC power is applied to the central station the exhaust fan at the rear of theunit should run conti nuously with negligible noise and exhausting air out of the chassis assembly Press any of the control keys on the front panel An audible tone should sound On a networked monitor create an alarm condition The central station should sound an audible tone Press each of the control keys GRAPH STOP PAPER ADV SILENCE ALARMS MAIN MENU GRAPH VIEWED PATIENT on the front panel and verify that an audible tone is generated Revision C Centralscope Central Station 4 15 405040 164 MAINTENANCE Checkout Procedure Tested Component VOLUME CONTROL TRIM KNOB CONTROL DISPLAY INTENSITY KEYBOARD LAN COMMUNICATIONS INTERNAL THERMAL WRITER DOOR OPEN and PAPER REM
83. et address is used since the towers are not named as monitors are LOAD SOFTWARE This option selects a source for the telemetry tower update software At FROM this time only one selection is available It is the floppy disk drive located in the CD Telemetry LAN cabinet assembly 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR TELEM TOWER SPECIAL LOAD SOFTWARE FROM 2 A popup menu is presented that lists the sources for the software update Use the Trim Knob control to select TOWER FLOPPY Press the Trim Knob control to enter the selection TOWER LOAD SOFTWARE FROM START TOWER FLOPPY LOAD TOWER FLOPPY REBOOT ENS um PREVIOUS MENU START LOAD This option starts the actual upload of software intothe selected CD Telemetry LAN cabinet assembly tower Several options must be performed before this option is used e TheCD Telemery LAN cabinet to be uploaded with new software must be specified through TOWER e The source for the software upload must be specified through LOAD SOFTWARE FROM Revision C Centralscope Central Station 3 35 405040 164 CONFIGURATION Service Monitor Menu REBOOT TOWER 3 36 Once these options are performed then you can use this option to start the upload procedure 1 Select the following menu options beginn
84. etel FE e MD 3 10 SetTimeandDate 3 15 Clear Kua YA AAA AAA EXE 3 16 Default a seeded era AT 3 17 Degauss Monitor caresi grennra mai nna eee eee 3 20 Service Monitor Menu an 3 21 TEA DrODOUL esee bv aa an Pehla ie acid 3 22 List NetWork sssleeeeee raa 3 24 Beds and XMTRS oooocccconcc s 3 25 Duplicate TI Xi sisse RR mx Res nb ER gn 3 32 Real Time 0g sere E ERA UE ER ta HE ERE E 3 33 Open RTERM Session 3 33 TELEM Tower Spedal 3 34 Software Update nstructions 3 39 General a AE aa bea 3 39 PrOCedir8 3 da ov iere AAA BIN aad ee MAPILI 3 40 Revision C Centralscope Central Station 3 1 405040 164 CONFIGURATION Software Revisions Software Revisions This section contains information for advanced operation and to configure a Centralscope central station This information relates to a specific operating software revision Before continuing you should determine what software revision the central station is operating NOTE This section describes version 009 010 central station software Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP CENTRAL DISPLAY DEFAULTS MODIFY The software version is displayed on the bottom line of the defaults display Note which version is being us
85. f Operation The Ethernet network interconnects all the central stations and monitors Data packets are being broadcast over the network by both monitors and central stations The central station interfaces to the network through the LAN controller PCB The following overall block diagram shows the circuit board assemblies in the central station UNITY D E IQ CEREMONIES QM C QD MC A 1 MONITORING NETWORK LAN CONTROLLER WRITER PCB WRITER PCB SLAVE DISPLAY 1 VIDEO PCB ANALOG OUTPUT se OUTPUT PRIMARY DISPLAY PRIMARY VIDEO PCB LED SW TRIM PORTI KNOB PCB PORT2 PORT3 MAIN PROCESSOR PCB PORT4 EXTERNAL AUDIO FLOPPY DRIVE LOW VOLTAGE POWER SUPPLY ASSEMBLY I l HARD DRIVE I 5 4 Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING Block Theory of Operation Network Communication LAN Main Processor PCB Revision C o mnm D Marquette utr pap DE unity Controller Interface Network A l Shown below is a block diagram detailing signal flow through the LAN controller PCB The LAN controller PCB builds and decodes data packets When data is to be transmitted over the network the main processor 1 stores the data in dual ported RAM 2 on the LAN controller PCB The main processor PCB then signals the LAN controller PCB totake the data A microprocessor 3 on the LAN controller PCB assembles the data left in the dual ported RAM It builds data packets
86. face e Leave semiconductors and assemblies in antistatic bags or containers until needed e Make sure power to an assembly is turned off before removing or inserting any semiconductors Do not slide semiconductors or assemblies across any surface e Avoid touching any semiconductor leads e Store semiconductors and assemblies only in antistatic containers or bags These guidelines greatly reduce the potential for failure of any electronic electrical assemblies being serviced Revision C Centralscope Central Station 5 13 405040 164 TROUBLESHOOTING Special Components Special Components Surface Mounted Surface mounted components are used extensively in Marquette C t assemblies These components require special desoldering soldering om ponen S techniques if component level repairs are attempted outside the factory Surface mounted resistors capacitors and diodes usually have small conductive segments that are soldered directly to the circuit board traces Surface mounted integrated circuits and other semiconductors also have very small conductive segments that are soldered directly to the circuit board Often these segments are small dosel y spaced leads bent into a foot shape configuration that provides a contact area for soldering and elevate the device CAUTION Surface mounted components are not designed to be removed or replaced using standard soldering equipment Removing a surface mounted component with
87. faces of the keyboard should be deaned and dirt debris that collects in between the keys removed Clean the external surfaces of the keyboard and the individual keys with a soft dean lint free cloth dampened with one of these approved solutions To dean debris from the spaces around keys on the keyboard use either compressed air or a special vacuum device designed for use with computer keyboards Any vacuum device must be suitably grounded to prevent any static discharge damage to the central station circuitry CAUTION Never have food or drinks near the central station work area Food debris and fluids must be kept away from the equipment During the normal course of use debris from the thermal paper used in the printer collects on the thermal print head contact surface This debris buildup can affect the printer output and possibly ruin the thermal print head It is recommended that the thermal print head be cleaned at least every 12 months of use Heavy usage may required cleaning as often as every three months NOTE Do not coat any paper or other material with any sort of cleaning agent or alcohol and run it through the thermal printer in an attempt to dean the thermal print head This method does not dean the thermal print head and can damage the thermal printer Using alcohol to clean the rollers and other mechanical parts inside the printer is not recommended The alcohol dries out the rubber compound in
88. for proper grounding of the power source Any peripheral devices to be connected to the central station must have been unpacked and prepared for use Any required cabling should be installed and ready for connection to the central station The external display should be prepared tested and ready for connection to the central station Install the central station at the desired location Centralscope Central Station Revision C 405040 164 EQUIPMENT OVERVIEW Preparation for Use 6 Connect the central station to the power source 7 Connect the keyboard to the central station The connector for the keyboard is shown in the back panel description earlier in this section 8 Connect the video adapters pn 405947 003A to the primary video and video PCBs on the back panel of the central station 9 Connect the external display to the primary video adapter on the back panel of the central station 10 If a remote display is being used connect it to the remote video connector 11 If an optional touch screen is available connect it to Port 4 of the central station CAUTION The external display is not physically attached to the central station Position this display on the central station or other work surface sothat it cannot slip off and does not pose a tipping hazard 12 Connect any peripheral devices such as an external thermal writer laser printer remote control or ADU tothe ports on the back panel of the
89. fter following the steps below 1 Determine which display you have in the left column 2 Match your display s connector with the installation required 3 Determine the distance from the remote display to the monitor 4 Select the appropriate type of installation Direct or Wallplate Use the following interconnection scheme for a remote display requiring an interface cable to the central station shorter than 155 feet Connection 30x Marquette F M MJ F Device Display Without NOTE All cables are 415301 except where indicated Attached M F 40x m E Marquette Video Cable Device A required video adapter pn 405947 003 Female 15 pin Connector is shipped with modular central station 15 Medical 00x Marquette 17 Phillips 69 MI IE Device Wallplate Cabling Wallplate 416701 001 Wallplate Display 00 20x 00x With s MX E Marquette Attached M T M E MEE Device Video Cable DEED OR Male 15 pin Connector 00x p Marquette M Device 17 Sony pi EEM E 10x 20x 00x Marquette n Device Display OR pe With T 00x Mar quette BNC M F Device Connectors Five BNC Connectors A 20x 20x 00x Marquette 19 Mitsubishi 3 __ a MIF Bence 33 Mitsubishi SR 00 RE le VOX Marquette MJ F Device ET
90. guring mirror central station displays Since changes at one central station can affect the other display there may be an inadvertent loss of patient monitoring at the primary central station 1 RotatetheTrim Knob control to select the MIRROR CENTRAL DISPLAY item Press the Trim Knob control to input the selection The central station field to the right should highlight 2 Rotate theTrim Knob control to view the list of possible central stations that could be mirrored NOTE The names of the central stations are expressed as CARE UNIT CENTRAL NAME The vertical bar that separates the two names can often be mistaken for part of the names 3 18 Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu MANUAL GRAPH DEFAULT ALARM GRAPH DEFAULT PRINT WINDOW DEFAULT Revision C 3 When the mirrored central station is shown in the highlight field press the Trim Knob control The display in the upper right corner changes The mirrored central station is listed in parenthesis after the central station s name And example SPEC 1 CS1 mirror of TELEM CS3 Where SPEC 1 CS1 is the local central station and TELEM CS3 is the remote central station supplying the patient data 4 Tostop the mirror function use theTrim K nob control to select NONE in thelist of central stations Press the Trim K nob control to input the selection The graph and print window defaults are only use
91. he Marquette Unity network to identify this central station Select the Care Unit name so that the name is relevant to the location such as CCU or ICU 1 It is very important to enter the correct Care Unit name Be especially careful of the name s spelling If any other central stations are intended to have the same Care Unit name make sure the names match exactly Once the Care Unit is programmed and the central station placed in use avoid changes in the Care Unit name Changing the Care Unit name causes the list of beds and the list of transmitters stored in the central station to be deleted That data must then be re entered after the Care Unit name change is made 1 RotatetheTrim Knob control to select the UNIT NAME item Press the Trim Knob control to input the selection The Care Unit name field should be highlighted 2 On the keyboard use the DELETE key to erase the existing Care Unit name if one is present 3 Enter the new Care Unit name using the keyboard Note that the maximum length of the name is seven characters Once the desired Care Unit name is correctly entered press the Trim Knob control to input the name 3 6 Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu Copy Logs Access the COPY LOGS Menu Select the Care Unit Select the Monitoring Device Revision C This option provides access to the log files kept by most devices on the Marquette Unity Network
92. he list indudes all TTX numbers transmitters that were previously designated for use with this system The transmitters may or may not bein use on patients The CD Telemetry LAN Monitoring System typically referred to as the telemetry system is controlled through a Centralscope central station When the telemetry system is configured a list of the possible telemetry beds is entered at a central station This list is used to identify which beds could be used when a telemetry patient is admitted NOTE The telemetry bed names are shown with an asterisk at the end of the bed number Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu A telemetry system is often designed to operate over a small part of the hospital Only those beds in these covered areas can be used for telemetry patients Having the list of telemetry beds limits the bed choices to these areas when patients are admitted to telemetry units NOTES Telemetry room names typically use the room number followed by the bed number i e 201A 201B or 201 202 Telemetry room names can have up to five characters Recommended characters include A Z and 0 9 Do not use spaces the back slash or forward slash characters Telemetry beds are designated with an asterisk To enter or modify the telemetry bed list do the following 1 Select the NAME TELEM BEDS option A pop up menu opens 4 LIST
93. he unit Accumulations of lint and debris can lead to thermal failures or short circuit failures if not removed regularly It is recommended that the inside of the central station should be cleaned every twelve months To dean the inside of the central station follow this procedure 1 Power down the central station Disconnect the central station from the power source and the network Remove the external monitor from the top of the central station Remove the screws attaching the housing to the chassis at the rear of theunit Pull the chassis out of the housing Using a source of dean dry compressed air blow all lint and debris from between the circuit boards and the other assemblies CAUTION Do not use a vacuum device unless suitable static control procedures are followed Many vacuum systems generate appreciable static electricity which could damage semiconductor circuits in the central station Make sure all circuit boards are seated firmly Make sure all cables are connected Install the chassis back into the housing and attach with screws Perform leakage tests Centralscope Central Station 4 7 405040 164 MAINTENANCE Cleaning 4 8 9 Replacethe external monitor Connect the central station to the network and to the power source 10 Apply power to the central station and verify operation Centralscope Central Station Revision C 405040 164 MAINTENANCE Electrical Safety Tests
94. hould also be securely connected to the video adapter The video cableis marked with labels identifying which cable end connects to the central station and which end connects to the display NOTE The primary video connector is located on the primary video PCB which is supposed to bethethird circuit board from the right side of the case The connector on the video PCB is used for slave displays Installation of the external monitor requires that the appropriate interconnect cable be used Several cables are available depending on the display and the connectors on them Verify that the video adapters have been installed if required according to the instructions presented earlier in this section Securely connec the video interconnect cabletothe primary video adapter Third connector from right side of the rear panel Securely connect the video interconnect cables to the external displays Secure touch screen cable if applicable to serial port 4 See Chapter 7 Peripherals for cable interconnection See Chapter 7 Peripherals for remote display cable interconnection Centralscope Central Station 2 7 405040 164 EQUIPMENT OVERVIEW Power and Fusing Power and Fusing Power Main Fuse Check 2 8 The power supply used in the central station auto adjusts for the power system it is connected to Nointernal adjustments are required The power cord is connected tothe central station using the power co
95. il PW eda os Pte a a 4 9 Recommendations 4 9 Wall ReceptacleTest 4 10 Ground Earth Integrity 4 10 Ground Earth Wire Leakage Current Tests 4 11 Enclosure Leakage Current Test 4 13 Test Completion 4 14 Checkout Procedure 4 15 Test Schedule 4 15 Test Reguirements uanan 4 15 Procedure suisses we edn wear ee Y ale Vad ote we ee 4 15 Repair E0925 sc bese ms BOR Read he xd we Sie aa BANE ae te 4 22 Revision C Centralscope Central Station 4 1 405040 164 MAINTENANCE Maintenance Schedule Maintenance Schedule Manufacturer Recommendations Manufacturer Responsibility PM Form 4 2 To make sure the Centralscope central station remains in proper operational and functional order a good maintenance schedule must be adhered to The manufacturer recommends the following Visual Inspection This should be performed by service personnel upon receipt of the equipment every 12 months thereafter and prior to servicing the unit e Cleaning This should be performed by service personnel upon receipt of the equipment every 12 months thereafter and each time theunit is serviced Electrical Safety Tests These should be performed by
96. ing with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR TELEM TOWER SPECIAL START LOAD CAUTION Software uploads should be performed according to the instructions that accompany the software update instructions Improper use of this option may result in loss of patient monitoring or patient data Do not upload software unless instructed to do so by qualified service personnel and only after the telemetry system has been properly prepared This option sends a reboot command to the CD Telemetry LAN cabinet assembly tower that was selected using TOWER A popup menu verifies that you indeed want to reboot restart the telemetry tower before the action is taken CAUTION A reboot causes a loss of patient monitoring functions while the software restarts the telemetry tower circuits Arrangements for interim monitoring of patients must be made before rebooting any telemetry tower Rebooting When Troubleshooting This option is used in two circumstances One to reboot the telemetry tower If as a result of troubleshooting you decide that the tower should be rebooted and then dothe following 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR TELEM TOWER SPECIAL 2 Verify that the correct tower is selected using the TOWER selection
97. inutes After that they are deared If the DC offset voltages are within the tolerance range the analog H olter output PCB is operating satisfactorily The central station may now be connected to the Marquette Unity Network and the analog outputs used for slave displays or Holter equipment 4 20 Centralscope Central Station Revision C 405040 164 MAINTENANCE Checkout Procedure Connector J 3 50 pin Connector Pin Number Name Typical Output Voltage 1 OUTPUT_8 LEAD II 43 25 2 OUTPUT 8 LEAD V 43 50 3 OUTPUT 7 LEAD II 42 25 4 OUTPUT 7 LEAD V 42 50 5 OUTPUT 6 LEAD II 1 25 6 OUTPUT 6 LEAD V 1 50 7 OUTPUT 5 LEAD II 40 25 8 OUTPUT 5 LEAD V 40 50 9 12V RETURN 0 10 12V RETURN 0 11 OUTPUT 4 LEAD V 0 50 12 12V RETURN 0 13 OUTPUT 3 LEAD V 1 50 14 12V RETURN 0 15 OUTPUT 2 LEAD V 2 50 16 4 12V RETURN 0 17 OUTPUT 1 LEAD V 3 50 18 OUTPUT 3 PACE 43 75 19 12V RETURN 0 20 OUTPUT 7 PACE 42 75 21 12V RETURN 0 22 OUTPUT 6 PACE 1 75 23 12V RETURN 0 24 OUTPUT 5 PACE 40 75 25 12V RETURN 0 26 12V RETURN 0 27 OUTPUT 4 LEAD II 0 75 28 12V RETURN 0 29 OUTPUT 3 LEAD II 1 75 30 12V_RETURN 0 31 OUTPUT 2 LEAD II 2 75 32 12V_RETURN 0 33 OUTPUT 1 LEAD II 3 75 34 OUTPUT 8 DISP 43 00 35 12V RETURN 0 36 OUTPUT 7 DISP 2 00 37 12V RETURN 0 38 OUTPUT 8 DISP 1 00 39 12V RETURN 0 40 OUTPUT 5 DISP 0 00 41 12V RETURN 0 42 12V RETURN 0 43 OUTPUT 4 DISP 1 00 44 OUTPUT 4 PACE 0 25 45 OUTP
98. ion 3 19 405040 164 CONFIGURATION Service Menu Degauss Monitor 3 20 This function operates only with older Centralscope color display 12C central stations that have integral color monitors It does not affect Centralscope central stations with monochrome monitors nor does it affect central stations that use external monitors NOTE Generally external monitors used with the Centralscope central station have built in degauss circuitry that automatically degauss the cathode ray tube whenever power is applied to the monitor Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu Service Monitor Menu The SERVICE MONITOR menu option includes several advanced and specialized functions for configuring and troubleshooting the central station The SERVICE MONITOR menu is only for use by trained personnel Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR The display changes to show a select option bar across the bottom all patient windows are condensed to about half size and shifted tothe left and a command area is deared on the right half of the display PREVIOUS TTX DROPOUT LIST BEDS AND LIST ADMITTED MENU BLANK NETWORK XMTRS TELEM BEDS DUPLICATE TTX REAL TIME OPEN RTERM TELEM TOWER NOT ALLOWED LOG OFF SESSION SPECIAL There aretwo operational leve
99. ired as a manufacturing production test to receive safety agency compliance i e E 601 1 Some country agency s do require this test after field equipment repairs i e Germany s DIN VDE 0751 standards Consult your country local safety agency if in question Compliance is checked by the following steps 1 A current not less than 10A and not exceeding 25 A from a current source with a frequency of 50 or 60 Hz with a no load voltage not exceeding 6 V is passed for at least 5 s through the PROTECTIVE EARTH TERMINAL or the protective earth pin in the MAINS PLUG and each ACCESSIBLE METAL PART which could become LIVE in case of failurein BASIC INSULATION 2 The voltage drop between the parts described is measured and the impedance determi ned from the current and voltage drop It shall not exceed the values indicated below For EQUIPMENT without a POWER SUPPLY CORD the impedance between the PROTECTIVE EARTH TERMINAL and any ACCESSIBLE METAL PART which is PROTECTIVELY EARTHED shall not exceed 0 1 ohms For EQUIPMENT with a POWER SUPPLY CORD the impedance between the protective earth pin in the MAINS PLUG and any ACCESSIBLE METAL PART which is PROTECTIVELY EARTHED shall not exceed 0 2 ohms When taking this measurement move the customer s power cord around no fluctuations in resistance should be observed Ground Earth Wire Perform this test to measure current leakage through the ground earth wire of the equipment during no
100. l station acts as a data director for the connected H olter acquisition unit It is programmed to accept patient data flowing on the Marquette Unity Network for designated patients The patient data is converted back to analog form by a special circuit board and then sent to a Holter recorder input module in the Holter acquisition unit The Holter acquisition unit connects to the optional analog H olter output pcb assembly installed in a central station Up to six Holter input modules can be installed in a Holter acquisition unit to simultaneously record data from six patients Six selector switches on the Holter acquisition unit direct the analog patient signals to the desired Holter input modules Each Holter input module is powered by the Holter acquisition unit The module records patient data on cassette tape until manually stopped or the tape is filled Central Station Holter Acquisition Unit 2 Input Module NOTE The flexibility of the network allows the Holter acquisition unit to be connected to any central station in the Care Unit that has the analog Holter output circuit board installed in it The central station with the connected Holter Acquisition Unit does not have to be displayed the patient data that is to be recorded While the central station is sending data to the Holter recorders it can also perform all other normal central station tasks 7
101. lay do not change the source BED 3 being output to analog channel 1 The analog output is locked to the specified source and does not track the patient selections on the display BED8 BED8 BED8 If an analog output channel is UNLOCKED that means the signal being output tracks whatever patient is displayed in the associated display slot Whenever the patient source changes for the central station display the analog output source also changes Another analog source selection for each output is CHANNEL ID This selection causes a steady dc level signal to be output for testing the analog Holter output PCB circuits Centralscope Central Station 3 13 405040 164 CONFIGURATION Service Menu Program Slave Displays 8 14 TheSLAVE DISPLAYS option is also used to select patient data sources for transmission to remote slave displays Slave displays for instance are often used for telemetry patients that are not connected to a Tramscope TheCDT LAN system receives Data signals and makes them available for review on the central stations The central station can be programmed to route the patient data from the network through the analog Holter output PCB to a slave display in the patient s room To program the slave display assignments do the following 1 Select SLAVE DISPLAYS A menu is displayed for programming the bed data source that will be connected to each slave display The Care Unit for the bed data can also be ch
102. line _ is a space character 7 When RETURN is pressed the writer starts to print a triangle pattern with a vertical bar NOTE The printer output serves only to load the printer so that the print head voltage adjustment can be performed properly The pattern may not be entirely visible nor may the pattern appear as shown below Seeing an exact pattern IS NOT a part of the adjustment Diagonal lines are solid vertical lines are dotted 8 Whilethe pattern is printing adjust variable resistor R9 on the writer PCB until the level indicated on the voltmeter matches the recommended voltage 9 Toexit this test mode the central station must be powered down and then up again An alternate method is to depress the CTRL ALT and Delete keys simultaneously to reboot the central station 10 Remove the voltmeter slide the chassis back into the housing then secure with the screws loosened at the beginning of this procedure 6 4 Centralscope Central Station Revision C 405040 164 Revision C Y PERIPHERAL DEVICES Using Peripheral Devices 7 2 Selecting Port Devices 7 2 Laser PRINCEN 256 ect ed ta E a ee 7 4 ARAM uus mer te seme mee qa a Ret mers 7 4 FUP AM ae s eie rer a cd asa ate Sea oat RES RUN PEE 7 5 Remote DisplayS nii cect ees 7 7 Cabling Schemes soi seen Re Re a eas 7 8 Connecting the Optional Touch Screen
103. loading troubleshooting data onto diskettes See illustration on following page Centralscope Central Station Revision C 405040 164 EQUIPMENT OVERVIEW Controls and Indicators Controls and Indicators Several controls and indicators are located on the front panel of the central station The pushbuttons on the front panel are used to control the writer paper feed and other central station operator options Additional information about these pushbutton switches can be found in the Operator s manual Trim Knob control TheTrim Knob control is used to control the central station in response to several software generated displays By rotating the Trim Knob control various parts of a display are highlighted To select a particular highlighted item press inward on the Trim K nob control Power LED The Power LED indicates when the central station is powered on Paper Out Door Open The Paper Out Door Open LED indicates status of the thermal writer LED Thermal Writer Power LED Trim Knob Control Revision C Centralscope Central Station 2 3 405040 164 EQUIPMENT OVERVIEW Back Panel Description Back Panel Description The figure below illustrates the connectors power switch and fuse locations on the back panel of the central station WARNING External equipment must be connected to the central station only by qualified biomedical engineering personnel Only external devices specifically designed to be connected to
104. loded View PN414916 001G 002G 003G 004G Sheet 2 of 2 9 56 SEE DETAIL A DETAIL A PACKAGING KEYBOARD PACKAGING DETAIL REF 2 ck RI s Ba A 24 REF etr JOE 76 e Je VADO Ae RER 00000000000 ri e POMM SEE OTE 1 27 REF O et coni E fo z Y lt 3 REF m d d o Qu REF RF AS rer 8 PL SEE NOTE 3 DETAIL B LABELING BROWN FROM PS1 LINE BLUE FROM PSI NEUTRAL er REF 6 Ex TO CHASSIS GND DETAIL C DETAIL D GROUNDING SWITCH REAR VIEW TORQUE NUT TO 6 0 1 0 IN LBSa HARDWARE SUPPLIED WITH PCB ITEM 26 REF DETAIL E PCB HARDWARE Revision C Centralscope Central Station 8 5 405040 164 UPPER LEVEL ASSEMBLY Schematic Diagram PN414916 001G 002G 003G 004G Schematic Diagram PN414916 001G 002G 003G 004G Sheet 1 of 2 A4 WRITER Ze A5 i5 A3 TRIM E E2 CHAS LED SWITCH KNOB PCB PCB W2P2 Z W5P1 N A2 A3J2 A3J1 WRITER W3P2 WA LOGIC PCB fola E sja gz W2P1 eo
105. ls in the SERVICE MONITOR menu The more commonl y used items are presented as a series of select option buttons These options are described first The other operational level is to type in commands using the central station keyboard This method is more difficult since typing errors can occur CAUTION The SERVICE MONITOR menu should only be used by personnel with training in its use It is possible to lose patient data erase the operating software and cause other undesired problems if the SERVICE MONITOR menu is used without the appropriate training and diligence in following these instructions Revision C Centralscope Central Station 3 21 405040 164 CONFIGURATION Service Monitor Menu TTX Dropout BLANK Option DRAW Option 3 22 This option affects how the waveform display is generated when periods of telemetry dropout loss of signal occur Two choices are provided BLANK and DRAW Generally the BLANK option is selected sothat periods of signal dropout appear as gaps in the waveform display 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR TTX DROPOUT 2 Select the blanking option by pressing the Trim Knob control until the second line reads BLANK To continue drawing in the waveforms when the TTX signal from the patient is lost select the draw option by pressing the Trim Knob co
106. nd observe the same meter readings as in the previous step 9 Settheleakage tester power switch to OFF and remove the meter lead connected in step 2 Test Completion Disconnect all test equipment from the device Disconnect the device power cord plug from the leakage tester power receptade Disconnect the leakage tester from the wall receptacle 4 14 Centralscope Central Station Revision C 405040 164 MAINTENANCE Checkout Procedure Checkout Procedure Test Schedule The Centralscope central station functions as a display and printing device for patient data being transmitted on the Marquette Unity Network The purpose of this checkout procedure is to provide service personnel with a method to verify operational and functional performance of the central station Failure of any of the tests indicates a potential malfunction of the central station which should be removed from patient use and have any required service performed Perform the checkout procedures upon initial use on the network every 12 months thereafter and any time service is performed on the unit Test Requirements The checkout procedure requires that the central station is connected to Procedure the Marquette Unity Network the network is functioning properly and that the other devices on the network are supplying normal patient data It is difficult totest a central station without a network connection and patient data It is also assumed that the t
107. nding system or with a 10 AWG stranded copper grounding cable The equipotential ground point should be as close to earth ground potential as possible If a bonded grounding system is not available the ground pin of each wall receptacle must be individually connected to a central grounding point Do not jumper from ground pin to ground pin of the receptacles The grounding system must not carry current such as a grounded neutral since the current flow will produce potential differences along the ground These potential differences are a shock hazard source for equipment users and patients Do not use conduit as a ground conductor Plastic PVC piping or fitting used in conduit runs can break the electrical connection to ground resulting in a potential shock hazard The elecrical grounding system should be connected to an earth ground If this is not possible then a good ground reference such as a metal water pipe or an electrically conductive building component should be used It is more important that all grounded objects in the patient area are at the same ground potential rather than at earth potential Centralscope Central Station 2 15 405040 164 EQUIPMENT OVERVIEW Preparation for Use Ventilation Requirements Installation 2 16 The central station is capable of producing 340 Btu hour approximately 100 watts of heat load Physically locate the central station sothat this heat load can adequately dissi pate as not
108. ngs disconnected cables foreign debris on circuit boards missing hardware loose components can frequently cause symptoms and equipment failures that may appear to be unrelated and difficult to track The following steps might seem trivial but it is highly recommended that they be performed to remove these simple failures as causes of problems e Set the ON OFF switch tothe OFF position and disconnect the central station from its power source e Remove the screws securing the chassis to the housing Slide the chassis out You now have access to the internal cabling power supply assembly 2 inch thermal writer and circuit boards WARNING High voltages exist in this unit Use insulated tools Remove jewelry Use only one hand when possible e Check all fuses Refer to Fusing in Chapter 2 Equipment Overview Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING General Fault Isolation Take the time to make all the recommended visual checks refer to the visual inspection chart below before starting any detailed troubleshooting procedures Visual Inspection Chart Area Look for the following problems O Connectors and a Fraying or other damage Interface Cables Bent prongs or pins m Cracked housing m Loose screws in plugs m Excessive cable tension or wear m Secure mounting hardware Internal Harnesses and m Excessive tension or wear Cables Loose connection m Strain reliefs o
109. nnection shown in the figure below Data about the power supply system is provided in Technical Specifications later in this chapter Power Connection Fuse Block Fuse Block Receptacle Main fusing is accomplished through the power input module on the rear panel There is also a fuse on the low voltage power supply The fuse arrangement and operating voltage of the Centralscope central station is set at the factory Replace the fuses with equivalent devices only pn 1908 205 CAUTION Replace the fuses in the fuse block with 250 Volt 2 Ampere fuses only Improper fusing can result in central station failure Centralscope Central Station Revision C 405040 164 EQUIPMENT OVERVIEW Power and Fusing Usethis procedure to check the fuses or change the operating voltage of theunit WARNING To avoid electric shock always turn OFF the unit and remove power cord from AC main outlet before you replace fuses To access the fuses follow these steps given below 1 Usinga flat blade screwdriver remove the fuse holder from the power input module 2 Removethe fuse block from the fuse holder by loosening the Phillips head screw two full turns counterclockwise 3 Separatethefuse block from the fuse holder by tilting it up and away from the mount 4 Arrange the fuses as required for the proper operating voltage For 100 120V AC For 220 240V AC NOTE Two fuses
110. not limited to one central station Any number of central stations could be programmed to display the same patient s data The availability of patient data to any central station connected to the monitoring network is an important design concept The Marquette Unity Network is used to connect patient monitors Centralscope central stations and other Marquette equipment together t serves as a high capacity communications link between all pieces of equipment With this network it is not necessary to string cables from each piece of monitoring equipment back to a central switching point Rather data is transmitted onto the network cable and the monitoring equipment decides what data to take The data switching function is now part of each piece of monitoring equipment Since there can be a large number of devices all needing to share data the network must have a high capacity The network configuration used for the Marquette Unity Network is Ethernet Ethernet is a well known network configuration that is widely used for data transmission networks Devices such as transceivers cabling itself and diagnostic tools are readily available for Ethernet networks With an Ethernet implementation only one cable need be routed through the area to be covered by the monitoring equipment Small branch or drop cables connect the monitoring equipment to the main Ethernet cable Centralscope Central Station 5 3 405040 164 TROUBLESHOOTING Block Theory o
111. ns there until the patient signal is again received Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING Troubleshooting Signal Dropout Troubleshooting Dropout Revision C This option is a very useful troubleshooting tool Listed below are some troubleshooting scenarios Waveforms for a single patient disappear at central station Suspect transmitter connections for that patient First verify that the receiver is still communicating with the central station by using theLIST NETWORK option If the name of the telemetry bed is still in the list then there is still communications occurring between the receiver and the central station EnabletheTTX DROPOUT DRAW option If the waveform returns but drops to the bottom of the display area the transmitter is operating but there has been a loss of patient signal Check the transmitter connections to the patient Waveforms for several patients disappear from the central station display Suspect a hardwarefailure in the cabinet assembly Verify that the receivers are still communicating with the central station by searching the LIST NETWORK option listing for their bed names If all are missing check to see if an entire care unit is missing If so there could be a problem with the CD Telemetry LAN cabinet assembly Call Service Waveforms for one or more patients displayed on the central station exhibit periods of dropout Suspect network dropout Enable the TTX
112. ntified Having a list of hardwire bed locations identifies the bed choices when patients are admitted to monitoring units To enter or modify the hardwire bed list do the following 1 Select the NAME HW BEDS option A pop up menu opens PREVIOUS LIST TELEM MENU Alt I to insert name Alt D to delete this name y XMTRS 212 A NAME HW NAME TELEM BEDS XMTRS 2 Toadd a bed name first press both the Alt and keys then enter the name Use the keyboard to enter the desired bed name Complete each bed name entry by pressing the Return key When all the telemetry bed names are entered press the Trim Knob control to exit this option After the popup menu doses there is a delay while the entered information broadcasts over the network for all other central stations to use Wait for a few moments for this broadcast to occur Each telemetry site operates with a pre determined number of telemetry transmitters These transmitters operate on specific frequencies which relatetotheir TTX numbers Use this option to enter a list of TTX numbers during configuration for a specified site This list is presented later so an operator only has to scroll through the displayed list for the TTX number Having this list reduces the errors involved in keyboard entry of TTX number by the operator 1 Select the NAME TELEM XMTRS option A pop up menu opens PREVIOUS 4 MENU Alt to insert new TTX Alt D to delet
113. ntral station are referred to as either Group 1 8 or Group 9 16 To configure the central station for use with a Holter Acquisition Unit the SELECT EXTERNAL DEVICES menu is used first to specify the group Each central station connected to the Holter acquisition unit is then responsible for allocating the data channels within the group To program the group dothe following 1 Select SELECT EXTERNAL DEVICES 2 Select the MODIFY button using the Trim Knob control SELECT EXTERNAL DEVICES gt RETURN PORTI REMOTE CONTROL PORT 2 ADU PORT 3 LASER PRINTER PORT 4 NOTHING HOLTER ACQUISITION UNIT NONE INTERNET ADDRESS 126 253 1 6 ETHERNET ADDRESS SERIAL NO 00 00 A1 FD 01 06 A6KH0167G V PREVIOUS MODIFY MENU T 4 3 When the SELECT EXTERNAL DEVICES display appears use the Trim Knob control to move the cursor tothe HOLTER ACQUISITION UNIT item 4 Press theTrim Knob control to select the HOLTER ACQUISITION UNIT item 5 RotatetheTrim Knob control to select which group of analog channels the central station outputs or select the NONE option if the central station uses no analog outputs 6 PresstheTrim Knob control to enter the selection NOTE Do not duplicate the group selection of another central station Once you make the group selection then you must make the channel assignments This programs a patient data source to each physical analog output from the analog H
114. ntrol until the second line reads DRAW Selecting the BLANK option leaves a gap in the patient data waveform when dropout occurs PE TS V iar ge Se try Selecting the DRAW option drops the patient data waveform to the baseline The following example of the blanking option shows a gap where the patient data signal is lost The DRAW option continues with a straight line patient data display when the patient signal is lost Since the patient signal is low amplitude or nonexistent the displayed patient waveform drops to the bottom of the channel and remains there until the patient signal is again received Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu Using the TTX DROPOUT TheTTX DROPOUT menu option is used primarily for troubleshooting Opti problems with the patient data signal H owever there are some special ption considerations that must be taken into account when using this option These considerations depend on where the patient data is being output Central station display The central station display is generally where this menu option is used BLANK _ leaves gaps in the patient data waveform DRAW drops the patient data tracing to the baseline when the signal is lost Central station writer The central station internal writer does not respond to this menu option BLANK leaves gaps in the patient data waveform DRAW leaves gaps in the patient data waveform External
115. olter output PCB To program the data channels do the following 1 Select SLAVE DISPLAYS 2 Ifthe patient data source is in another Care Unit select the SELECT ANOTHER CARE UNIT button 3 12 Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu Revision C 3 4 6 Rotate the Trim Knob control to select the desired Care Unit for the patient data source Press the Trim K nob control to select the desired CareUnit A menu is displayed showing the eight output channels Rotate the Trim Knob control to select the desired output channel Press the Trim Knob control to select the output channel CARE UNIT DISPLAY LOCKED 1 LOCKED 2 SUM Mefel zs UNLOCKED 4 EDS 5 ee 6 UNLOCKED 7 ie oe 8 BED1 BED2 BED3 BED4 BED7 Es SELECT ANOTHER E JI MENU RotatetheTrim Knob control to scroll through thelist of patient data sources in the Care Unit Press theTrim Knob control to select the desired data source UNLOCKED ol UNLOCKED 7 dra Jj Note Lock or unlock by selecting same bed RETURN UNLOCKED 3 BED3 It is possible to lock a data source to an analog output by selecting the same source as originally displayed For example suppose BED 3 is being displayed in slot 1 upper left corner of the central station display By selecting BED 3 a second time the source is locked into analog output channel 1 Changes to the patient shown in slot 1 of the disp
116. on This data is for display on the central station CRT or to be recorded on thethermal writer But before either of these actions can occur the data must be further processed That is one of the functions of the main processor PCB The main processor PCB is a multi function microcomputer circuit The block diagram on the next page shows many of these functions The main processor PCB contains a 68E C030 microprocessor 1 to control data flow throughout the central station from the network Supporting the microprocessor is a large amount of RAM 2 This memory is used to store data and to contain operating instructions for the microprocessor The main processor PCB contains interfaces to some of the other devices in the central station These include interfaces for the floppy 3 and hard disk drives 4 the keyboard 5 and four serial ports 6 The hard disk drive contains operating software for the central station whiletheunit is powered down and is used for data storage The floppy disk driveis currently used for loading new software into the central station s hard disk drive Central station serial ports can be used for a remote control the touch screen a remote writer or laser printer or a remote terminal Other features of the main processor PCB indude a sound generator 7 and a real time dock 8 The sound generator can be programmed to produce the various warning and alert tones used by the central station Time date and interval
117. on the rear of the leakagetester and an unpainted non anodized chassis ground on the unit under test Set the leakage tester power switch to ON Read the current leakage indicated on DMM If the reading is greater than the appropriate specification below the device under test fails and should be repaired and tested again 300 microamperes 0 3 volts on the DMM and the device under test is powered from 100 120 V 50 60 Hz 300 pA 0 3 volts on the DMM and the device under test is powered from a centered tapped 200 240 V 50 60 Hz single phase circuit 500 uA 0 5 volts on the DMM and the device under test is powered from a non center tapped 200 240 V 50 60 Hz single phase circuit Centralscope Central Station 4 13 405040 164 MAINTENANCE Electrical Safety Tests NOTE Center tapped and non center tapped circuits produce different leakage currents and the UL and IEC limits are different 5 Setthe polarity switch to RVS and observe the same meter readings as in the previous step Set the GND switch on the leakage tester to CLOSED Read the current leakage indicated on DMM If the reading is greater than the appropriate specification below and the device under test is powered from 100 240 V 50 60 Hz the device under test fails and should be repaired and tested again e 100 microamperes 0 1 volts on the DMM and the device under test is powered from 100 240 V 50 60 Hz 8 Setthe polarity switch to RVS a
118. on the right side of the display The OFF state halts the display The remote terminal RTERM capability operates in a manner very similar to having a terminal physically connected to a remote device except that a central station is functioning as a terminal and it is using the network to connect to the other devices CAUTION Using the RTERM SESSION option can cause other central stations to lose monitoring functions patient data or even the operating software Only trained service personnel should use this option PREVIOUS TTX DROPOUT MENY BLANK Select a device DUPLICATE TTS RETURN OPEN RTERM NOT ALLOWED SESSION Centralscope Central Station 3 33 405040 164 CONFIGURATION Service Monitor Menu TELEM Tower Special TOWER 3 34 Description of this option is beyond the scope of this manual Specialized training in using the SERVICE MONITOR menu and troubleshooting is necessary before this option is used Consult with the Marquette Service Division for information about the advanced training TheTELEM TOWER SPECIAL option indudes several selections that allow you to load new software into a CD Telemetry LAN cabinet assembly through its floppy disk drive The software upload process for thetelemetry tower is controlled entirely through the central station since the tower does not have an input device such as a keyboard An alternative is to connect a personal computer to the ca
119. onditions Centralscope Central Station Power E nvironmental Description 90 264 VAC 50 60 Hz single phase 100 watts maximum 90 VAC for 110 VAC units 180VAC for 220VAC units 340 Btu hour maximum Ambient temperature 10 C to 35 C 50 F to 95 F Relative humidity 25 to 85 noncondensing Temperature 20 C to 60 C 4 F to 140 F Relative humidity 5 to 95 noncondensing Item Height Width Depth Weight Minimum Enclosure Requirements Interior Centralscope Central Station Physical Specifications Description 15 9 cm 6 25 inches 39 9 cm 15 7 inches 43 8 cm 17 25 inches 15 5 kg 34 pounds Centralscope Central Station Certification Item Description Safety Standards ANSI AAMI EC13 UL 2601 1 IEC 601 1 CSA C22 2 No 601 1 Revision C Centralscope Central Station 2 13 405040 164 EQUIPMENT OVERVIEW Technical Specifications Classifications Equipment components are classified according to IE C 601 1 as 52 gt 200 a o o SEES o7 o G Ds LETS c2 o oo SE o 2 25 Qe S E a2z2 o S 5 55 2532 SE c zt 0522 ZE c o o o gt 3c 0909 o 2x ox o0 CoB Oz D oo 0 0 o X 002 c o o 220 Se ge 29 ya ua Id o o a5 oo o9 o occ o 5 925 S25 o a5 o5 oz of Soe 5 oe o9 o3 ie E Boa o oz 25 SE 22 See 2 3 2 3 5 PELE duo 3 Fo Qo ac ASG zot z Centralscope central station I B Ordinary Not Suitable N
120. onitoring functions would be required But it is not necessary to populate every area with monitors rather the monitors can be moved to those areas when needed This option displays a list of all the hardwire beds that have been programmed assigned into each Care Unit Select the LIST HW BEDS option A list is generated on the right side of the central station display that indudes the Care Unit name and bed number for each bed location as shown below ICU 400 A ICU 400 B ICU 410 A ICU 410 B NOTE Thelist includes all beds that were previously designated for use with the hardwire monitors i e Eagle and Solar monitors The beds may or may not have patients Revision C Centralscope Central Station 3 27 405040 164 CONFIGURATION Service Monitor Menu LIST TELEM XMTRS NAME TELEM BEDS 3 28 This option displays a list of all the TTX numbers that have been programmed into the system Select theLIST TELEM XMTRS option A list is generated that indudes the Care Unit Name and TTX number SICU 110 SICU 112 SICU 120 SICU 122 NOTES An asterisk follows the bed number to denote a telemetry device TheLIST TELEM XMTRS option operates within a Care Unit A single telemetry cabinet can have its receivers assigned to several Care Units You may have to get lists from several central stations one per Care Unit to produce a list of all telemetry transmitters at a site Also t
121. ooting Dropout 5 21 CALIBRATION ccc cece eee eee 6 1 Thermal Print Head Voltage Adjustment 6 2 DESC PUlOM citas ins Pa 6 2 TOOLS reguli Fed 20000 a Da e eR ape A 6 2 Procedure titi amined Outer at CAE eR IE ARES 6 2 PERIPHERAL DEVICES sese n nn nnn nn 7 1 Using Peripheral Devices 7 2 Selecting Port Devices 7 2 Laser Printer uic ele eR LEER RIO RE O a E ees 7 4 HP AM uut sein oan ee a a Mp EY RIDERS 7 4 HP 4M wi ee nat bee m Ee Pee Va ea oe ead EX 7 5 Remote DisplayS 0 0 00 cece teeta 7 7 CablingSchemes 7 8 Connecting the Optional Touch Screen 7 10 Holter DataRecording 7 11 Network Recording 7 12 Centralscope Central Station Revision A 405040 164 CONTENTS Revision A UPPER LEVEL ASSEMBLY nnn nn nnn nn 8 1 Assembly Variations 8 2 OrderingPartS ooococcocccnco ee 8 3 SpareParts Kirai sb eee Ceci eels 8 3 b ses d a aa a eal e vue cx esum ana ate aan Sate a eda 8 3 Exploded View PN 414916 001G 002G 003G 004G 8 4 Schematic Diagram PN414916 001G 002G 003G 004G 8 6 labels aa Aa be E obe a e 8 8 Parts List PN414916 001G 002G 003G 004G
122. ower supply Main processor PCB Replace main processor PCB with a known good assembly 5 18 Centralscope Central Station Revision C 405040 164 TROUBLESHOOTING Troubleshooting Procedure Symptom No Comm for all beds Possible Cause Network failure Action Check other equipment on the network If data is not moving between other equipment then the network may be broken Network interface If data is moving on the network to other equi pment suspect the AUI cable and transceiver Try replacing either or both with known good parts Software setup Verify that the central station and monitors are properly configured Make sure the care unit name is properly programmed at both the central station and the monitors LAN controller PCB Try replacing the LAN controller PCB with a known good LAN controller PCB Printer not printing or printing too light Paper Paper may be defective or too old replace with new roll of paper Writer PCB Measure printhead voltage on writer PCB Perform printhead voltage calibration if not within acceptable range Thermal printer After powering down the central station replace the printer with a known good assembly Power up the central station and perform a print test Touchscreen on primary display not working Touchscreen cable Verify that the touchscreen cable is connected to port 4 on the central station Verify that
123. p Revision C Centralscope Central Station 7 13 405040 164 PERIPHERAL DEVICES Holter Data Recording To program the group dothe following 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SELECT DEVICES SELECT EXTERNAL DEVICES MODIFY 2 When the display below is shown usetheTrim Knob control to move the cursor tothe HOLTER ACQUISITION UNIT item SELECT EXTERNAL DEVICES gt PORT1 REMOTE CONTROL PORT 2 ADU PORT 3 LASER PRINTER PORT 4 NOTHING HOLTER ACQUISITION UNIT NONE INTERNET ADDRESS 126 253 1 6 ETHERNET ADDRESS 00 00 A1 FD 01 06 SERIAL NO A6KH0167G eg J veo EJ 3 PresstheTrim Knob control to select the HOLTER ACQUISITION UNIT item 4 RotatetheTrim K nob control to select which group of analog channels the central station outputs Or select the NONE option if you are not using analog outputs 5 PresstheTrim Knob control to enter the selection NOTE Do not duplicate the group selection of another central station Make sure the group you select corresponds to the interface cable connection to the Holter acquisition unit 7 14 Centralscope Central Station Revision C 405040 164 Revision C 8 UPPER LEVEL ASSEMBLY Assembly Variations 8 2 Ordering Parts AA Hed cheeks eee Dar tla eh dG ed Shad E 8 3 Spare Parts
124. patient data for a Holter recording the patient monitor or telemetry system first digitizes the patient s data and constructs data packets These packets are then transmitted via the Marquette Unity Network A central station also on the network has previously been configured for making Holter recordings From the network the central station inputs data packets from specified monitors or telemetry beds The data packets are sent to a special circuit board The analog Holter output pcb assembly an option which must be installed in the central station The assembly converts the digital data back to an analog ECG format These analog ECG signals arethen applied through the Holter Acquisition unit to the Holter input module inputs NOTE The recommended method for making Holter data recordings is to use a Holter input moduleinstalled in the Tram rac chassis This method is less prone to setup and operational errors The network method requires more complex setup procedures Networked data recordings can be adversely affected by operator errors not related to the patient s care Revision C Centralscope Central Station 7 11 405040 164 PERIPHERAL DEVICES Holter Data Recording Network Recording When making Holter data recordings over the Marquette Unity Network the following equipment is required e Holter input module one per patient to be monitored e Holter acquisition unit and a central station The centra
125. powers up 1 Revision C Main processor loads software from the boot PROM then loads software to the video PCB circuits CRT display a status message listing the product name date time memory size and the software part number is shown LEDs DS1 on main processor PCB illuminates and then flashes at an irregular rate Main processor loads software from the hard driveto RAM CRT display same as above LEDs same as above Main processor loads software to the writer PCB CRT display L oading Writer message LEDs DS1 on writer PCB is illuminated steadily during power up then flashes at 2 Hz software version 9 or 1 Hz software version 8 Main processor finishes loading software tothe video PCB CRT display L oading Video message performs a video test LEDs DS1 on video PCB is illuminated steadily during power up then flashes at 1 Hz Main processor loads software to the LAN controller PCB CRT display L oading Ethernet message Programming Ethernet message Note that this period can last a minute or more LEDs DS1 on LAN controller PCB is illuminated steadily during power up then is turned off Door Open Paper Out LED is turned off CRT display nitializing Centralscope message LEDs DS1 on main processor PCB still flashing at irregular rate Software loading is finished central station programs are started booted CRT display M enu boxes appear on displa
126. quipment is type B equipment with an F type isolated floating part The paddles indicate the equipment is defibrillator proof Type B equipment type B equipment is suitable for intentional external and internal application to the patient excluding direct cardiac application Equipotentiality Alternating current AC Power I ZON O OFF Centralscope Central Station 1 5 405040 164 INTRODUCTION Safety Information Warnings Cautions and Notes Fuse Indicates where to press to open the door on the Series 7160 Direct Digital Writer Warnings and cautions are used throughout this manual to designate a degree or level of hazardous situations H azard is defined as a source of potential injury to a person WARNING A warning indicates a potential hazard or unsafe practice which if not avoided could result in death or serious injury CAUTION A caution indicates a potential hazard or unsafe practice which if not avoided could result in minor personal injury or product property damage NOTE A note provide application tips or other useful information to assure that you get the most from your equipment Reference Literature Medical Device Directive 93 42 EEC Centralscope Central Station EN 60601 1 1990 A1 1993 A2 1995 Medical electrical equipment General requirements for safety EN 60601 1 1 9 1994 A1 12 95 General requirements for safety Requirements for the s
127. r 001 and 003 Only 416569 001 1 Label Front Panel German For 001 and 003 Only 416569 002 1 Label Front Panel Swedish For 001 and 003 Only 416569 003 1 Label Front Panel French For 001 and 003 Only 416569 004 1 Label Front Panel Spanish For 001 and 003 Only 416569 005 1 Label Front Panel Italian For 001 and 003 Only 416569 006 1 Label Front Panel Dutch For 001 and 003 Only 416569 007 1 Label Front Panel English For 002 and 004 Only 416515 001 1 Label Front Panel German For 002 and 004 Only 416515 002 1 Label Front Panel Swedish For 002 and 004 Only 416515 003 1 Label Front Panel French For 002 and 004 Only 416515 004 1 Label Front Panel Spanish For 002 and 004 Only 416515 005 1 Label Front Panel Italian For 002 and 004 Only 416515 006 1 Label Front Panel Dutch For 002 and 004 Only 416515 007 1 91 Label Press to Open 415570 002 1 92 Label Keyboard English 416555 001 1 Label Keyboard German 416555 002 1 Label Keyboard Swedish 416555 003 1 Label Keyboard French 416555 004 1 Label Keyboard Spanish 416555 005 1 Label Keyboard Italian 416555 006 1 Label Keyboard Dutch 416555 007 1 93 Label Ground Symbol 415511 001 1 94 Label Equipotential 415511 002 1 Revision C Centralscope Central Station 8 9 405040 164 UPPER LEVEL ASSEMBLY Parts List PN414916 001G 002G 003G 004G Parts List PN414916 001G 002G 003G 004G
128. ramming the slave display To program the output ports for external devices do the following 1 Select SELECT EXTERNAL DEVICES 2 Tochange any of the port external device selections or program new external devices select the MODIFY button using the Trim Knob control The following menu is shown SELECT EXTERNAL DEVICES gt PORT1 REMOTE CONTROL PORT 2 ADU PORT 3 LASER PRINTER PORT 4 NOTHING HOLTER ACQUISITION UNIT NONE INTERNET ADDRESS 126 253 1 6 ETHERNET ADDRESS 00 00 A1 FD 01 06 SERIAL NO A6KH0167G PREVIOUS MODIFY md a Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu Supported Devices Revision C 3 Fromthis menu each output port and the connected external device can be programmed A cursor is now shown next tothe RETURN menu item NOTE To exit the modify menu position the cursor next to the RETURN menu item and press theTrim Knob control 4 RotatetheTrim Knob control to position the 7 cursor next tothe port to be programmed and then press theTrim Knob control This highlights the port selection Rotate the Trim K nob control to change the external device name NOTE Because of performance differences in the output ports not all possible external devices are possible on all ports For example port 4 can be used for a laser printer or a touch screen Only the external devices shown in the list can be u
129. ress or telephone number listed on the How to Reach Us page found in Chapter 1 I ntroduction The table below list the most commonly replaced assemblies ordered in the service spare circuit board kits Centralscope With Writer PN 418221 001 Part Number 1485 002 416397 002 801062 001 Main Processor PCB 404288 115 LAN Controller PCB 404375 012 Video PCB 40377 002 Item 2 1 nch Thermal Writer Power Supply Primary Video PCB Centralscope Without Writer PN 418221 002 Item Part Number Power Supply 416397 002 Primary Video PCB 801062 001 Main Processor PCB 404288 115 LAN Controller PCB 404375 012 Video PCB 40377 002 Read the fuse rating at the rear of the Centralscope central station processing unit to select the correct fuse replacement Refer to Chapter 2 Equipment Overview for more details about power and fusing WARNING To avoid electric shock always turn OFF the unit and remove power cord from AC main outlet before replacing fuses Centralscope Central Station 8 3 405040 164 UPPER LEVEL ASSEMBLY Exploded View PN414916 001G 002G 003G 004G Exploded View PN414916 001G 002G 003G 004G Sheet 1 of 2 5 PLACES SING J POSITION OVER HOLES IN HOL A3 884 PL SEE NOTE 2 SP1 INSTALL ITEM 43 ON UNUSED SLOTS SUPPLIED WITH ITEM 28 8 4 Centralscope Central Station Revision C 405040 164 UPPER LEVEL ASSEMBLY Exp
130. revision letter located at the bottom of the page It identifies the revision level of the entire manual This may be important if you have different manuals and you don t know which is the most current For the initial release all pages have the revision letter A For the second update all pages receive the revision letter B The latest letter of the alphabet added to the table below corresponds to the most current revision Revision History Revision Date Comment A 19 anuary 1996 Review release of this manual B 15 November 1996 Initial final release of this manual configuration and peripheral devices were added C 30J une 1998 Assemblies were updated This manual supplies technical information for service representative and technical personnel so they may maintain the equipment to the assembly level Use it as a guide for maintenance and electrical repair considered field repairable Users of this manual are expected to have a strong background in electronics induding analog and digital circuity with microprocessor and micro controller architecture If you need parts lists or schematic diagrams for the PCB assemblies order the Centralscope Central Station Data Manual pn 405040 214 Centralscope Central Station Revision C 405040 164 INTRODUCTION Manual Information Chapter Content Introduction Equipment Overview Configuration Maintenance Troubleshooting Peripheral Devices Upper
131. rial number appears on the product label on the entification base of each unit Month Year Product Code Product Division Manufactured Manufactured Two character Sequence F Cardiology A January 1 1991 product Number G Monitoring B February 2 1992 descriptor Manufacturing J G W Labs C March 3 1993 number of D April d total units E May and so on manufactured F June G July H August J September K October L November M December Warranty Tyak Revision C Centralscope Central Station 405040 164 1 7 INTRODUCTION How to Reach Us How to Reach Us Customer Support If you have questions about your monitoring equipment or if you need ii ice for equipment repair call and Equipment iles Repair Information U S A and Canada 800 558 7044 24 hour service Other countries 561 575 5000 during U S business hours only or contact your local sales and service representative Local sales and service Name representative Telephone Ordering Service Service parts are items that are not expended in the normal operation of P the product They are generally replacements for defective or arts malfunctioning items inside the product Service parts include PCB assemblies electronic components internal cables and harnesses software or firmware and operator and service manuals A part number for the item to be replaced is necessary for ordering a service part If the part number for the desired item i
132. rmal operation Leakage Current 1 Set the leakage test itch fall Settheleakage tester switches as follows Tests i e Selector knob 1 GND switch OPEN e Polarity switch NORM e Power switch OFF 2 Connect the DMM tothe METER jacks on the leakage tester Set the DMM tomeasureAC millivolts Revision C Centralscope Central Station 4 11 405040 164 MAINTENANCE Electrical Safety Tests 3 Connect the power cord of the device under test to the power receptade on the back of the leakage tester NOTE The device under test is to be tested at its normal operating voltage Set the leakage tester power switch to ON Set the power switch of the device under test to ON Read the current leakage indicated on DMM If the reading is greater than the appropriate specification below the device under test fails and should be repaired and tested again e 300 microamperes 0 3 volts on the DMM and the device under test is powered from 100 120 V 50 60 Hz e 300 uA 0 3 volts on the DMM and the device under test is powered from a centered tapped 200 240 V 50 60 Hz single phase circuit e 500 pA 0 5 volts on the DMM and the device under test is powered from a non center tapped 200 240 V 50 60 Hz single phase circuit NOTE Center tapped and non center tapped circuits produce different leakage currents and the UL and IEC limits are different Set the polarity switch on the leakage tester to RVS reve
133. rse Read the current leakage indicated on DMM If the reading is greater than the appropriate specification below the device under test fails and should be repaired and tested again e 300 microamperes 0 3 volts on the DMM and the device under test is powered from 100 120 V 50 60 Hz e 300 pA 0 3 volts on the DMM and the device under test is powered from a centered tapped 200 240 V 50 60 Hz single phase circuit e 500 yA 0 5 volts on the DMM and the device under test is powered from a non center tapped 200 240 V 50 60 Hz single phase circuit NOTE Center tapped and non center tapped circuits produce different leakage currents and the UL and IEC limits are different 4 12 Centralscope Central Station Revision C 405040 164 MAINTENANCE Electrical Safety Tests Enclosure Leakage Current Test Revision C 9 Settheleakage tester power switch to OFF NOTES TheMD measuring device is the circuitry defined by the appropriate standard for measuring leakage current The measuring devices defined by various standard organizations IEC UL etc produce almost identical test measurement results Performthis test to measure current leakage through exposed conductive surfaces on the device under test during normal operation 1 Set the leakage tester switches as follows Selector knob 2 GND switch OPEN Polarity switch NORM 2 Connect a meter lead between the CHAS connector
134. rted by central station software Hewlett Packard Laser et 4M 16 MB of RAM required RS422 serial port for communications at 57600 baud PostScript Level 2 software from Adobe SIMM The diagram below shows the cabling connections necessary for adding the HP 4M laser printer to port 2 Central Station To Port To RS422 Connector 25 Pin Interconnect Cable PN 700432 001 15 Laser Printer Centralscope Central Station Revision C 405040 164 PERIPHERAL DEVICES Laser Printer HP 4M The HP 4M laser printer can be connected to port 1 2 or 3 NOTE The 4M printer requires the following interface if it is to be connected to ports 1 or 2 Extended System Serial Link PCB ESI 2633A Marquette pn 414709 001 Cabling for laser printers Port 1 or 2 Uses RS422 Cable pn 700432 001 15 foot Port 3 Uses RS232 Cable pn 700496 001 15 foot Programming the Output Once the laser printer is connected it must be identified to the central Port station operating software This is done through the Select Devices or menu 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SELECT DEVICES 2 Rotate theTrim Knob control to move the cursor next to the port to which the laser printer is connected 3 Press the Trim Knob control to select the port The cursor moves to the right column 4 Ro
135. s list is programmed during system configuration to include the beds that are covered by the telemetry antenna system LIST HW BEDS produces a list of all hardwired bed locations Eagle or Solar monitors for example in a unit This list is programmed during system configuration to include locations that either have installed monitors or have the necessary network connections so that a monitor could be installed Revision C Centralscope Central Station 3 25 405040 164 CONFIGURATION Service Monitor Menu LIST TELEM XMTRS produces a list of all telemetry transmitters This list is entered during system configuration to indude all transmitters that could be used in a unit NAME TELEM BEDS allows telemetry beds to be named During system configuration each room or bed designated for telemetry use can be named These names are then displayed in operator s menus eg to assign beds to patients NAME HW BEDS allows hardwired beds i e Eagle or Solar monitors to be named After being entered during system configuration these names are displayed in operator s menus eg to assign beds to patients NAME TELEM XMTRS allows telemetry transmitters to be named Thelist of names is presented in operator s menus so that transmitters can be assigned to telemetry patients Each of these functions is described more fully starting below LIST TELEM BEDS This option displays a list of all the telemetry beds that have been
136. s software sees these episodes and attempts to dassify them In a noisy environment with much signal dropout the multitude of dropout dassifications seriously affects the Holter analysis quality For troubleshooting signal dropout with this option refer to Chapter 5 Troubleshooting List Network The LIST NETWORK selection provides a list and summary of all devices that communicate over the network The troubleshooting uses for this command are many and varied Descriptions of network troubleshooting techni ques are given below 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 LIST NETWORK 2 A list of devices is scrolled on the right side of the display NOTE To stop the listing press and hold the CTRL key then press the S key To start the listing again press and hold the CTRL key then press the Q key A listing would include some of the following data IP Device Secondary Care Unit Patient Address Type Address Device Name Name 120 0 17 206 TELE TOWER 2000 SICU TOWR 7e001d0 126 0 17 206 TELE BED SICU 244 JACKSON 126 0 6 77 TRAM SCOPE 2000 ICU BED1 HUNTER 126 0 6 61 TRAM SCOPE 2000 ICU BED4 BLAND 2000 126 0 177 21 CENTRAL CU CS4 3 24 Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu IP Address is u
137. s unobtainable the following will be necessary to order the item model and serial number of the equipment e part number name of the assembly where the item is used e item name and where applicable reference designation e g R13 S12 U 32 Su pplies Information Supply items are generally those items used during normal operation of a product Leadwires electrodes patient cables printer paper Aqua Knot water traps airway adapters and calibration gases are examples of supply items Make telephone inquiries about supply items at U S only 800 558 5102 Outside U S 561 575 5070 or contact your local sales and service representative Address orders or inquiries in the U S to Marquette M edical Systems Service and Supplies Attention Supplies Department 100 Marquette Drive J upiter Florida 33468 9100 Fax 561 575 5050 1 8 Centralscope Central Station Revision C 405040 164 Revision C 2 EQUIPMENT OVERVIEW Product Description 2 2 Controlsandindicators 2 3 Back Panel Description 2 4 ConnedtingtheDisplay 2 6 VideoAdapters 2 6 Connect VideoCable 2 7 PowerandFuUsing 2 8 Technical Specifications
138. sed on the selected output port except for the touch screen which is programmed as NOTHING 5 Oncethe external devices are programmed for the output ports position the cursor next to the RETURN menu item and press the Trim Knob control 6 Toexit the SELECT EXTERNAL DEVICES menu usetheTrim Knob control to select the PREVIOUS MENU item and then press the Trim Knob control 7 Reboot the Centralscope central station to activate the changes Devices supported by the output ports are listed below Refer to Chapter 6 Peripheral Devices for the connection and configuration information ADU Alarm Display Unit An external display device for remote indication of alarm and status messages WRITER Thermal Writer An external Direct Digital Writer DDW LASER PRINTER For printing various reports and data compilations REMOTE CONTROL Similar in function to theTrim K nob control for remote operation of the central station TERMINAL Allows a remote terminal device to be connected to the central station Port 3 NOTHING Set tothis selection if no external device is present or for port 4 if a touch screen is connected select NOTHING Centralscope Central Station 3 11 405040 164 CONFIGURATION Service Menu Programming for Holter Acquisition Units Two central stations supplying a total of 16 data channels can be connected to a single Holter Acquisition Unit The eight data channels from a ce
139. sed touniquely identify each device on the network whether the devices are manufactured by Marquette or are part of the hospital information system Device Type indudes CENTRAL Centralscope central station MONITOR Eagle Solar Tramscope monitors MRT2 Monitoring Review Terminal 2 MUSE Muse system TELE BED Telemetry bed CD or APEX TELE TOWER Telemetry cabinet Secondary Address primarily identifies the telemetry receivers in the cabinet assembly gnoring the base 2000 number the last digit indicates which receiver in the cabinet assembly is related to each telemetry bed The receiver assemblies are identified by numbers in the cabinet assembly Care Unit Device Name identify the device in terms more understandable to the user Patient Name from the device if a patient is admitted Beds and XMTRs The BEDS AND XMTRS selection opens to a submenu The submenu presents several options relating to bed lists transmitter lists and naming beds and transmitters 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR BEDS AND XMTRS NOTE The list functions do not identify beds with admitted patients They only list the beds that could be used for monitoring patients The selections presented are LIST TELEM BEDS produces a list of all beds that can be used for telemetry patients Thi
140. straightened paper clip can be inserted in the small round hole under the disk slot By pressing on the mechanical release bar inside the drive the floppy diskette can be forcibly ejected Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu Load Software Software updates can be loaded into the central station either through the network or by using the floppy diskette drive This option is used to specify the software source To access LOAD SOFTWARE menu do the following 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 LOAD SOFTWARE 2 The software source select menu is displayed SELECT BEDS COPY LOAD AND WAVEFORMS LOGS SOFTWARE CCUJCS 1 010C SELECT SET TIME DEVICES AND DATE PREVIOUS MENU REMOTE VIDEO AMPLITUDE 3 RotatetheTrim K nob control to select a source for the software upload NOTE The possible central stations on the network are identified using the Care Unit name followed by the central name After the name is the software version available from that particular central station Make sure the software being loaded is the desired version The software loaded into the central station remains inactive until you restart the central station This allows patient monitoring functions to continue until it is convenient to shut down the
141. tallation siaa AE ex vx EE gn 2 16 Revision C Centralscope Central Station i 405040 164 CONTENTS 3 CONFIGURATION eren rh ruth nn 3 1 Software Re VISIONS 0 erras 3 2 ServiceMenu eis ve 6 nudes ae Se ae SE amas Va Me Ss 3 3 List of Service Menu Options 3 4 Select Beds and Waveforms 3 5 CODY LOGS aste tion dag Pe qe Nar e e ee ode 3 7 Eject Floppy sec x ERR x RB ERA RUE ebay tes 3 8 Load SOM War Gr oui o bee haan ete RATS 3 9 RemoteVideoAmplitude 3 9 Select DCS i derete pex dec ve SUN MSEMA ted 3 10 SetTimeandDate 3 15 Clear Messages oooocococo anaana 3 16 Defa lts x C ete e RUM RR PEN RR 3 17 Degauss Monitor erotica ex uh p EG RR RE WR 3 20 Service Monitor Menu 3 21 TIA Bo Lm 3 22 Lise Network 222 sebo mcer REESE IXER IM RES 3 24 Beds and XMTRS 0 cc cece ee eas 3 25 Duplicate TAs zac xe SRE iar EP GER eae ais bee Mia 3 32 Real TimeLog 3 33 Open RTERM Session 3 33 TELEM Tower Spedal 3 34 Software Update nstructions 3 39 General ico WA ts raw mcm 3 39 IA AI ais PEERS D 3 40 Centralscope Central Station Revision A 405040 164 CONTENTS Revision A MAINTENANCE
142. tate theTrim Knob control to scroll through the list of possible peripheral devices that may be connected to the port 5 Select the LASER PRINTER option 6 Press the Trim Knob control to input the selection Additional information on configuring the central station for the laser printer may be found in the Chapter 3 Configuration Revision C Centralscope Central Station 7 5 405040 164 PERIPHERAL DEVICES Laser Printer Serial Cable Pinouts The serial cable that interfaces the laser printer tothe central station must have the following signal connections Port 1or Port 2 on Centralscope Central Station oon xl Male 9 Pin D i Connector Male 25 Pin D Connector 7 6 Centralscope Central Station Revision C 405040 164 PERIPHERAL DEVICES Remote Displays Remote Displays Revision C Remote displays are used to duplicate the patient data displays that are shown on the primary display They also can be used to provide a display in the patient s room for a telemetry patient The same monitors used for the primary display can also be used for the remote display A description of the monitors and the required cabling is provided in the Equipment Overview section The remote display connects to the remote video connector which is on the video PCB Centralscope Central Station 7 7 405040 164 PERIPHERAL DEVICES Remote Displays Cabling Schemes Select one of the interconnection schemes described a
143. telemetry system at the same ti me But there are circumstances where having duplicate transmitters is beneficial such as when you troubleshoot a telemetry system This situation can occur when a multiple CD Telemetry LAN cabinet assembly telemetry system has a cabinet failure The easiest method to continue coverage of the patients that were on the failed cabinet is to move them to open receivers on other telemetry cabinets But sincethe central station software won t allow duplicate TTX numbers in the system it is impossibleto admit the transferred patients This option overrides the software to allow duplicate TTX numbers The patients can then be admitted to open receivers on the other central stations Oncethis option is enabled you have 5 minutes to admit the patients to the central station Oncethe 5 minute period expires the software again prevents the admission of patients with duplicate TTX numbers Admitted patients with duplicate TTX numbers have an indication shown on the central station display that identifies them This helps to identify the transferred patients when the failed telemetry cabinet is repaired These patients can then be discharged and returned to the repaired tel emetry cabinet The normal state for this option is NOT ALLOWED To enter duplicate transmitter numbers dothe following 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE En
144. ter password MEI CS 123 SERVICE MONITOR DUPLICATE TTX 3 32 Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Monitor Menu Real Time Log Open RTERM Session Revision C 2 RotatetheTrim Knob control until the display indicates ALLOWED Press the Trim Knob control During the 5 minute period you can admit patients with TTX numbers that are duplicates You also can change admission information during this time NOTE Once this option is selected you have five minutes to enter the duplicate TTX numbers Of course if that is not enough time simply select this option again and continue entering TTX numbers This option can be used to troubleshoot the central station When you select the ON setting all messages normally stored in the error log are also re directed to the right side of the display screen This allows the technician to observe problem messages as they ocaur rather than having to download an error log and search it Each time this option is selected the state is toggled from the existing state i e ON to OFF or OFF toON Totoggle the current state of the real time log option do the following 1 Select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR REAL TIME LOG 2 Theoption display should toggletothe opposite state If thelogis ON then log messages appear
145. the roller capstan causing the roller capstan to warp or crack To dean the thermal print head a soft non abrasive material d oth and isopropyl alcohol are recommended 1 Power down the central station Centralscope Central Station 4 5 405040 164 MAINTENANCE Cleaning Cleaning the Floppy Disk Drive 4 6 2 Openthe writer assembly door to expose the thermal print head Thermal Print Head w Remove any paper from the thermal printer Locate the thermal print head A flashlight is helpful in illuminating the interior of the writer assembly 5 Apply isopropyl alcohol to the non abrasive material cloth Do not drench or soak the material in the alcohol Alcohol should not be dripping from the material 6 Clean thethermal print head by wiping the deaning material in an up down motion Continue this deaning action until no more debris is being removed and the material wipes dean A 7 Install the thermal paper in the writer assembly and return the central station to use The floppy disk drive is used for loading software updates from diskette and some occasional service procedures While not used very often it is important that the floppy disk drive be kept in operating condition The floppy disk drive does have a door that blocks most lint and debris from entering the unit However the forced air cooling system does draw some air through the floppy disk drive resulting in material entering the drive
146. the thermal writer assembly It is important that the voltage applied to the thermal print head be adjusted tothe level specified by the manufacturer This voltage level is recorded on a label on thethermal writer assembly Thefollowing procedure describes the steps involved in adjusting the thermal print head voltage NOTE Light printing may be an indication of a dirty print head or the print head voltage adjusted to too low of a value Verify the print head voltage using the following procedure Tools required To perform this procedure a digital voltmeter and some small hand tools are required CAUTION Shock Hazard High voltages exist around the power supply and power input assembly Procedure 1 First loosen the screws securing the chassis to the housing Slide the chassis out to expose the circuit boards Locate the writer PCB 2 Connectthe positive lead of the digital voltmeter to the heatsink tab drain of field effect transistor Q1 TO220 case or to TP3 6 2 Centralscope Central Station Revision C 405040 164 CALIBRATION Thermal Print Head Voltage Adjustment 3 Connect the ground lead to negative side of C41 or toTP2 The voltage shown on the voltmeter is the thermal print head voltage Connect ground lead Print Head to negative side of C41 Voltage Adjustment or TP2
147. the touchscreen cable is connected to the proper connectors not backwards Touchscreen From the Service Mode run the touchscreen test If the X Y Z axes do not change when pressing the screen replace the touchscreen assembly Revision C Centralscope Central Station 405040 164 TROUBLESHOOTING Troubleshooting Signal Dropout Troubleshooting Signal Dropout BLANK Option DRAW Option 5 20 For more extensive troubleshooting procedures dealing with telemetry problems refer to the Troubleshooting chapter in the CD Tel emery LAN Cabinet Field Service Manual pn 401566 033 Generally the BLANK option is selected so that periods of signal dropout appear as gaps in the waveform display To change your selection select the following menu options beginning with the Centralscope central station MAIN MENU CENTRAL SETUP SERVICE Enter password MEI CS 123 SERVICE MONITOR TTX DROPOUT Selecting the BLANK option leaves a gap in the patient data waveform when dropout occurs dc d V mc c2 EE xc Selecting the DRAW option drops the patient data waveform to the baseline The following example of the blanking option shows a gap where the patient data signal is lost The DRAW option continues with a straight line patient data display when the patient signal is lost Sincethe patient signal is low amplitude or nonexistent the displayed patient waveform drops to the bottom of the channel and remai
148. tte LOAD SOFTWARE Starts the background software loading procedure from either floppy diskette or over the network from another central station onto the central station hard disk drive SELECT DEVICES Is used to program the external ports for various peripheral devices REMOTE VIDEO AMPLITUDE is used to selec the percent of amplitude signal sent to a remote display Some remote displays become distorted at the standard 10096 input signal amplitude so a lower percentage may be selected SET TIME AND DATE Is used to program time and date settings CLEAR MESSAGES Clears any status messages left over from loading software DEFAULTS s used to program central display default and telemetry unit default settings Similar tothe default programming that can be performed at the user level but allows additional items to be configured DEGAUSS MONITOR This option degausses an integral CRT older CS12 units for 10 seconds This is a feature for the color central station and does not function on central station with external displays SERVICE MONITOR Enters the service monitor mode The SERVICE MONITOR modeis discussed in detail later in this chapter Centralscope Central Station Revision C 405040 164 CONFIGURATION Service Menu Select Beds and The SELECT BEDS AN D WAVEFORMS button may be selected at the W f user level Programming instructions for this option are included in the averorms CD Telemer
149. ut of place Circuit Boards m Moisture dust or debris top and bottom m Looseor missing components Burn damage or smell of over heated components m Socketed components not firmly seated m PCB not seated properly in edge connectors m Solder problems cracks splashes on board incomplete feedthrough prior modifications or repairs Ground Wires Wiring m Loose wires or ground strap connections m Faulty wiring a Wires pinched or in vulnerable position Mounting Hardware m Looseor missing screws or other hardware especially fasteners used as connections to ground panes on PCBs Power Source m Faulty wiring especially AC outlet m Circuit not dedicated to system Power source problems can cause static discharge resetting problems and noise WARNING Solder multi layer and surface mount PCB assemblies at your own risk Improper repair methods can damage the PCB assemblies even further Only qualified service personnel with the proper laboratory equipment should attempt to repair PCBs Revision C Centralscope Central Station 5 17 405040 164 TROUBLESHOOTING Troubleshooting Procedure Troubleshooting Procedure Usethe following troubleshooting steps to locate malfunctions with the central station or the network For extensive troubleshooting procedures dealing with telemetry refer to the Troubleshooting chapter in the CD Telemetry LAN Cabine Fidd ServiceManual pn 401566 033 Symptom Possible C
150. veform is present at each connector output pin Except the H 12V RETURN pins 0 5V 0 5V 25mS 8 If the buzz waveform is not being generated verify that the slot selection is set to NONE Failure to generate the buzz waveform indicates a failure in the analog Holter output PCB NOTE In the output chart OUTPUT_1 corresponds to display slot 1 OUTPUT 2 corresponds to display slot 2 and OUTPUT 8 corresponds to display slot 8 Analog Holter DC Offset The chart on the following page summarizes the DC offset signals Volt generated by the analog Holter output PCB for the channel ID test An ollage oscilloscope or digital multimeter can be used to verify these signals 1 Access the Service Menu 2 Fromthe Service Menu select SELECT DEVICES 3 Select the SLAVE DISPLAYS option 4 Changea slot assignment to CHANNEL ID 5 Connect the oscilloscope or multimeter to an output pin on the analog output connector for the slot changed to CHANNEL ID Central Station Connector J3 Analog Holter Output PCB Assembly 6 Verify the voltage present at the connector pin is according to the chart on the following page The signals should be 47 20mV of the stated value Revision C Centralscope Central Station 4 19 405040 164 MAINTENANCE Checkout Procedure 7 Repeat with the other outputs NOTE The operating software allows the CHANNEL ID selection to last only for 5 m
151. verview Unity Network Revision C This theory of operation is intended to provide an overall overview of the central station This information is useful when installing and troubleshooting a central station Component level theory of operation isnt induded in this manual it may befound in the Centralscope Central Station Data Manual pn 405040 214 The Centralscope central station is an overview device Patient data from up to eight bedside monitors can be displayed simultaneously on its screen Centrally located staff can then keep an eye on monitored patient s vital signs data without being physically in the patient s room In addition to real time displays alarms and other indications alert the staff to problems any patient might be experiencing The central station can then be programmed to provide a display of any one patient s data that is essentially a duplicate of the monitor display in the patient s room This full display allows the staff such as at a nurse s station to decide upon any necessary action to take The central station gathers patient data transmitted on the Marquette Unity Network hereafter simply referred to as the monitoring network It then displays this data using several formats and can also record selected data on paper using a thermal printer Data from up to eight patients from anywhere on the network can be programmed for simultaneous display on the central station Patient data displays however are
152. y LEDs DS1 on main processor PCB flashes at 1 Hz Centralscope Central Station 5 11 405040 164 TROUBLESHOOTING Central Station Powerup Boot Sequence Troubleshooting the Powerup Sequence 5 12 Verify that the central station is connected to a suitable power source then Power up the central station Selftests start LED DS3 on main processor PCB turns off If no the reset to the main processor is being held low Check the power supply and the main processor PCB Door Open Paper Out LED turns on If no data is not being read from boot PRM check main processor Error message may be displayed if a problem occurs leading boot data Hard drive spins up If no check the hard drive cabling and the power supply Hard drive may have failed Oncethe hard drive spins up the display should indicate the software being loaded The writer PCB is loaded with software and tested If the writer PCB fails thetest an error message is displayed Replacethe writer PCB DS1 on the writer PCB flashes to indicate success The video PCB is loaded with software and tested If the video PCB fails thetest an error messageis displayed Replace the video PCB DS1 on the writer PCB flashes at 1 Hz to indicate success The LAN controller PCB is loaded with software and tested If the LAN controller PCB fails the test an error message is displayed Replace the LAN controller PCB DS1 on the LAN controller PCB turns off Door
153. y LAN and Centralscope Central Station Operator s Manual This option programs the central station display for either 8 6 or 4 beds O and for different numbers of waveforms for the beds An example of each WAVEFORMS display option is shown below 8 BEDS 1 WAVEFORM 6 BEDS 2 WAVEFORM MON JUL 13 1994 10 36 02 AM CCU CS1 MONDAY JULY 24 1995 10 47 23 180 50 THUNTER BED Ju 150 50 BMCINTRE EE S BROWN BED 150 50 C FOSTER LLnL ANT 0 2 INF 2 3 ART 119 79 99 PVCO EE PA 26 6 14 PVCO AZ AVF 15050 JD THOMAS BEDZ v 150 50 K TRACY BED6 ik eas ES ad ss diss 6 AA AAA 70 R CAMPBELL 11 0 2 ANT 0 1 TTX 340 PVC 0 ART 129 64 86 PVC 0 co A DISCHARGED BED3 AVR 15050 EJFRASIER BED7 85 ANT 0 2 ART 126 46 96 PVCO MULDER BEDA Ju 200 50 ERE e8 LL d LL 140 11 0 2 INF 2 3 TTX 341 PVCO A PA 26 7 15 PVCO BED5 HRLO49 BED8 ARTLO122 Hides the Main Menu options and expands the Centralscope display Hides the Main Menu options and expands the Centralscope display VIEW VIEW ADMIT VIEW VIEW VIEW VIEW VIEW BEDI ES Bep J eeo J seos J see J seos J seos J seo J ees VIEW OTHER GRAPHIC ALARM viTAL GRAPH ALL CENTRAL VIEW OTHER ALARM GRAPH ALL CENTRAL PATIENT TRENDS J HISTORIES J SIGNS PATIENTS SETUP ES PATIENT eee stones LME PATIENTS SETUP 4 BEDS 3 WAVEFORM 4 BEDS 1 WAVEFORM MONDAY JULY 24 1995 10 47 23 6 MON JAN 18 1993 10 36 02 AM BED1 150 50 R JACKSON eded EN ec Jn

Download Pdf Manuals

Related Search

Related Contents

General Maintenance / Electrical Troubleshooting  DN9696 Printed Documentation Layout  Mobile Printer  Wolf ICBCT15G User's Manual  Loewe 3781 ZW, 3981 ZW, 32, 6381 ZW, 5381 ZW Flat Panel Television User Manual  la documentation hypothécaire antérieure à 1956  Samsung GT-E1180 Instrukcja obsługi  BA ovu control D 11-08-16.indd, page 3 @ Preflight  CATALOGUE D`ACCESSOIRES  

Copyright © All rights reserved. Failed to retrieve file