OSI Systems Spacelabs Medical 90239A Service Manual

Ambulatory blood pressure report generator/printer
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Ambulatory Blood Pressure
Report Generator/Printer
90239A
Service Manual
070-0398-00 Rev. D
more time to care

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Table of Contents
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Summary of Contents for OSI Systems Spacelabs Medical 90239A

  • Page 1 Ambulatory Blood Pressure Report Generator/Printer 90239A Service Manual 070-0398-00 Rev. D more time to care...
  • Page 2 © 2004 Spacelabs Medical, Inc. All rights reserved. Contents of this publication may not be reproduced in any form without the written permission of Spacelabs Medical. Products of Spacelabs Medical are covered by U.S. and foreign patents and/or pending patents. Printed in U.S.A. Specifications and price change privileges are reserved.
  • Page 3: Table Of Contents

    Table of Contents Contents Introduction Overview................. 1-1 Specifications .
  • Page 5: Introduction

    Introduction Contents Overview ............1 Specifications .
  • Page 6 Ambulatory Blood Pressure Report Generator/Printer Power 120 Volts AC/9 VDC, 800mA adapter (P/N 334-0264-01) 240 Volts AC/9 VDC, 800mA adapter (P/N 119-0125-00) Operating Environment Temperature: +50° F to +104° F (+10° C to +40° C) Relative Humidity: 0% to 95% non-condensing Altitude: -500 to 10,000 feet (-200 to 3900 meters) Vibration:...
  • Page 7: Control Panel Keys

    Ambulatory Blood Pressure Report Generator/Printer Control Panel Keys The user enters requests to the Report Generator by using two groups of keys located on the front of the unit (refer to Figure 1-2). These keys are fully explained in the 90239A ABP Report Generator Operations Manual (P/N 070-0399-xx).
  • Page 9: Installation And Set-Up

    Installation and Set-up Contents Overview ............1 Loading Paper .
  • Page 10: Power On Self Test

    Ambulatory Blood Pressure Report Generator/Printer Power ON Self Test Each time the Report Generator is powered ON, it tests its RAM and ROM areas. After a successful self-test, the Report Generator prints a message similar to the following: Spacelabs 90239A ABP Report Generator Vxx.xx.xx Copyright (c)
  • Page 11: Theory Of Operation

    Theory of Operation Contents Input/Output ............1 Central Processing Unit (CPU) .
  • Page 12 Ambulatory Blood Pressure Report Generator/Printer RAM/ROM Program execution is dictated by the software on the Flash ROM and the microprocessor ROM. The RAM performs two functions: • holds patient data and variables during operations • holds graphic images and other information used during the creation and printing of a report All functional modes are programmed by means of an internal 256-KB Flash ROM, which performs the following functions: •...
  • Page 13: Central Processing Unit (Cpu)

    Ambulatory Blood Pressure Report Generator/Printer Central Processing Unit (CPU) The CPU (comprised of a microprocessor used in conjunction with the ROM and RAM and the addressing logic) performs the following functions: • executes the software stored in the flash ROM memory or microprocessor ROM •...
  • Page 14: Block Diagram

    Ambulatory Blood Pressure Report Generator/Printer Block Diagram 9 VDC FROM 120/240 VAC WALL TRANSFORMER REAL-TIME POWER SUPPLY CLOCK ADDRESS +5 VDC/ +12 VDC CONTROL +5PV LOGIC INTERFACE ADDRESS SCRATCH LINES 32 KB 90207 FLASH ROM ABP MONITOR 256 KB DATA LINES ROM or DATA CARD OR...
  • Page 15: Troubleshooting

    Troubleshooting Contents Main Board/Printer Unit ..........1 Control Panel .
  • Page 16: Error Messages

    Ambulatory Blood Pressure Report Generator/Printer Error Messages Error messages print whenever a fault condition occurs during operation of the Report Generator. These messages take one of the following forms: • Interface Fault “n” • Hardware Interface Fault “n” • Error “n” “n”...
  • Page 17 Ambulatory Blood Pressure Report Generator/Printer Error Explanation and Possible Causes Printed Message Number Aborted printing the report. Bad control panel. Print report aborted. Bad main board. Aborted printing the Help menu. Bad control panel. Print help aborted. Bad main board. Aborted printing the data card summary.
  • Page 18 Ambulatory Blood Pressure Report Generator/Printer Error Explanation and Possible Causes Printed Message Number Unknown or write-protected card. Card is Turn write protection OFF. unrecognized or Bad data card. write protected. Bad main board. Bad password. Monitor has a Try removing batteries from the 90207 ABP Monitor, then different password.
  • Page 19: Additional Error Messages

    Ambulatory Blood Pressure Report Generator/Printer Additional Error Messages The following error messages can also print. Because these errors are not identified in the normal program flow, they do not have error numbers. Error Printed Message Possible Causes Number Monitor software fault. Loading monitor software. Possible problem with None 90207 V xx.xx.xx.
  • Page 20: Repair

    Ambulatory Blood Pressure Report Generator/Printer Repair Refer to the board layout diagram below for component locations. Assembly/Disassembly Procedures Use a cross-tip (Phillips) screwdriver to complete most assembly/disassembly procedures. Externally, four Phillips screws connect the upper and lower halves of the Report Generator. •...
  • Page 21: Replacing The Control Panel

    Ambulatory Blood Pressure Report Generator/Printer Replacing the Control Panel The control panel is glued onto the Report Generator with an adhesive backing, so the entire panel can be simply peeled off. A small, flat-blade screwdriver will assist in this procedure. After disassembling the Report Generator: 1 Disconnect the panel ribbon cable from the main board at the J2 connection.
  • Page 22: Replacing The Main Board

    Ambulatory Blood Pressure Report Generator/Printer Replacing the Main Board After disassembling the Report Generator: 1 Disconnect the control panel cable at the J2 connection and the two printer cables at the P2 and P3 connections. 2 Remove the five Phillips screws that secure the board to the lower half of the Report Generator. The main board can now be removed.
  • Page 23: Top Level Assembly

    Ambulatory Blood Pressure Report Generator/Printer Top Level Assembly The exploded view below shows the top level assemblies for the Report Generator.
  • Page 25: Symbols

    Symbols The following list of international and safety symbols describes all symbols used on Spacelabs Medical products. No one product contains every symbol. Symbol Description Symbol Description HELP Key Keyboard Connection SPECIAL FUNCTIONS Key Mouse connection RECORD Key START/STOP Key NORMAL SCREEN Key START/STOP MONITOR SETUP Key...
  • Page 26 Ambulatory Blood Pressure Report Generator/Printer Symbol Description Symbol Description Stand-by STAND-BY Key PAUSE or INTERRUPT Slow Run Reset Power Indicator LED Temporary Shut Off of Alarm Tone Alarm or Screen Indicators Indicator — Remote Control Indicator — Local Control PRINT REPORT Key Indicator —...
  • Page 27 Ambulatory Blood Pressure Report Generator/Printer Symbol Description Symbol Description Data Input/Output Input/Output Input Reset Menu Keys Waveform/Parameter Keys Monitor Setup Set Initial Conditions Menu Select Program Options Access Special Function Menu Return Unit to Monitor Mode Serial Port 1 Serial Port 2 External marker push button SDLC Port SDLC...
  • Page 28 Ambulatory Blood Pressure Report Generator/Printer Symbol Description Symbol Description Open Padlock Closed Padlock Down Arrow Up Arrow Hard Drive Power Indicator LED Antenna Mermaid Connector Microphone Omnidirectional Microphone Audio Output, Speaker Activate Telemetry Recorder Network Connection Universal Serial Bus Gas Sampling Port Gas Return Port Remote Alarm;...
  • Page 29 Ambulatory Blood Pressure Report Generator/Printer Symbol Description Symbol Description Protective Earth Ground Functional Earth Ground Replace Fuse Only as Marked Fuse Power supply jack polarity. Equipotentiality Terminal (+ / - signs may be reversed) Alternating Current Direct Current Both Direct and Alternating Current AC/DC Input Amperes Hertz...
  • Page 30 Ambulatory Blood Pressure Report Generator/Printer Symbol Description Symbol Description Canadian Standards Association ® ETL Laboratory Approved Approved Risk of Explosion if Used in the Operates on Non-Harmonized Presence of Flammable Anesthetics Radio Frequencies in Europe Attention - Consult Operations or Note Note Service Manual for Description...
  • Page 31 Ambulatory Blood Pressure Report Generator/Printer Abbreviations used as symbols are shown below. Symbol Description Symbol Description Access Codes 1 - 32 1 Through 32 ANT 1 Diversity Antenna System 1 Arr1 Arrhythmia Net 1 ANT 2 Diversity Antenna System 2 ArrNet2 Arrhythmia Net 2 EEG, EMG, or ECG Channel...
  • Page 32 Ambulatory Blood Pressure Report Generator/Printer Symbol Description Symbol Description Temperature 1 Temperature 2 Systolic Temperature 3 Temperature 4 TEMP Temperature Uterine Activity or Umbilical Artery temp Vacuum Connection...

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