Philips TP3281C manuály

Philips TP3281C Servisní příručka (219 strany)

Značka: Philips | Kategorie: Televizory a monitory | Velikost: 7.62 MB |

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SERVICE MANUAL

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TABLE OF CONTENTS

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Contents

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LIST OF FIGURES

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LIST OF TABLES

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SECTION 1: INTRODUCTION

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1.4 RELATED DOCUMENTS

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2. ROUTINE MAINTENANCE

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2.3 BATTERIES

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2.4 ENVIRONMENTAL PROTECTION

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3. PERFORMANCE VERIFICATION

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3.3 PERFORMANCE TESTS

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3.3.1 Battery Charge

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3.3.3 Power-On Self-Test

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3.3.4.1 SpO2 Testing

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2 frame

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2% and HEART RATE displays

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2 Pulse Rate

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3.3.4.4.2 Pneumatic Leakage

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3.3.4.4.3 Inflation Rate

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3.3.4.4.4 Deflation Rate

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3.3.4.4.5 Over-pressure

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3.3.4.6 General Operation

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3.4 SAFETY TESTS

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3.4.2 Electrical Leakage

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2 and temperature patient

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4.1 Introduction

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4.2 Power-up Defaults Menu

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4.3 Diagnostic Mode

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4.1 INTRODUCTION

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4.2 POWER-UP DEFAULTS MENU

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4.3.1 Error Codes

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4.3.2 System Information

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2 S1 S018 SpO2 S2 S010

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4.3.4 NIPB Test

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SECTION 5: TROUBLESHOOTING

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Section 5: Troubleshooting

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SECTION 6: DISASSEMBLY GUIDE

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Section 6: Disassembly Guide

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SpO2 module

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Backlight

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Display back

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Battery housing

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Screws fastening

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Fuse F1 and F2

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Screws fastening power

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SECTION 7: SPARE PARTS

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Section 7: Spare Parts

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8. PACKING FOR SHIPMENT

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SECTION 9: SPECIFICATIONS

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9.3 ELECTRICAL

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9.4 ENVIRONMENTAL

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9.5 MEASURING PARAMETERS

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Section 9: Specifications

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9.6 TRENDS

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2 Processing

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10.2.1 Isolated Front End

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10.2.2 NIBP Front End

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10.2.3 Power System

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10.2.5 Display

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10.2.7 Nellcor Knob

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10.2.8 RS-232 I/O

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10.2.9 Defib Synch Pulse

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10.2.10 Speaker

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10.2.11 Recorder

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10.3 ECG PROCESSING

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10.4 RESPIRATION PROCESSING

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10.5 NIBP PROCESSING

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10.6 SPO2 PROCESSING

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10.7 TEMPERATURE PROCESSING

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11.2 OVERVIEW

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11.3 INTERFACE CIRCUIT

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11.4 ECG

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11.4.2 R-wave Detector

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11.4.3 Pacemaker Detector

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11.5 RESPIRATORY CIRCUIT

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11.6 TEMPERATURE CIRCUIT

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11.7.1 Linear optocoupler

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11.7.2 Digital Optocouplers

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11.7 OPTOCOUPLERS

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11.10 ISOLATED POWER SUPPLY

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11.11 SPO2 BOARD

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11.12 ISOLATION

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12.1 NIBP System Overview

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12.2 The Pneumatic Assembly

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12.3 NIBP Hardware

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12.1 NIBP SYSTEM OVERVIEW

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12.2 THE PNEUMATIC ASSEMBLY

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12.3 NIBP HARDWARE

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12.3.1 Pressure Transducers

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12.3.3 Power Supplies

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12.3.6 NIBP Pump Control

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THEORY OF OPERATION

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13.2.1 Voltages

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13.4.2 Recorder Power

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2 INTERFACE

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13.7 CPU CONNECTIONS

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13.7.1 Port 1 Signals

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13.7.2 Port 2 Bits

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13.7.3 Port 3 Bits

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13.7.4 Chip Select Unit

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13.7.5 Timer Unit

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13.7.6 Interrupts

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W/R,BLE#,BHE#,CSO:6#

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UCS#,D/C#,M/IO,A1:25

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LBA#,READY#

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13.8.2 DRAM Timing

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Figure 13-8: DRAM Timing

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13.8.3 DRAM FPGA Circuits

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13.9 Flash Control

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13.9.1 Executable flash

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Figure 13-10: Flash Cycle

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Figure 13-11: Write Pulse

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13.9.3 Trend Flash

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13.10 LCD Display

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13.10.1 LCD Control

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13.10.2 LCD Display RAM

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13.11 Real-time Clock (RTC)

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Figure 13-12: DS1693 Timing

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13.12 DUART Control

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Figure 13-14: DUART Control

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13.13 KNOB INTERFACE CONTROL

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13.14 SWITCH CONTROL

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13.16.1 Block Diagram

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OPERATION

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14.2.1 Voltages

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14.3 CPU CONNECTIONS

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14.3.1 PORT 1 SIGNALS

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14.3.2 PORT 2 BITS

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14.3.3 PORT 3 BITS

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14.4 LNA 386EX CONNECTIONS

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14.5 CPU TIMING SIGNALS

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14.5.1 CPU SIGNALS

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14.6 DRAM CONTROL

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14.6.1 DRAM SIGNALS

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14.6.1.1 DRAM TIMING

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Figure 14-4: DRAM Timing

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14.6.2 DRAM FPGA CIRCUITS

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14.7 FLASH CONTROL

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14.7.1 EXECUTABLE FLASH

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14.7.3 TREND FLASH

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14.8 LCD DISPLAY

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14.8.1 LCD CONTROL

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14.8.2 LCD DISPLAY RAM

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14.8.4 LCD CONTRAST CIRCUIT

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14.8.5 BACKLIGHT CIRCUIT

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14.9 REAL TIME CLOCK (RTC)

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Figure 14-8: DS1693 Timing

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14.10 DUART CONTROL

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14.11 KNOB INTERFACE CONTROL

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14.12 PUSH BUTTON CONTROL

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14.14 SPEAKER

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14.15.1 NIBP System Overview

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14.15.1.2 NIBP Hardware

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14.15.1.2.3 Power Supplies

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14.16 FRONT END INTERFACE

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14.17 DIGITAL SCHEMATIC

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14.17.2 DRAM CONTROL CIRCUIT

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14.17.3 RAS/ CONTROL CIRCUIT

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14.17.3.4 WRITE SIGNAL

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14.17.3.5 ENDTABFR SIGNAL

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14.17.3.3 CASADREN SIGNAL

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14.17.7 REGISTER 30E

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14.17.8 FLASH CHIP ENABLE

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14.17.11 READY/ CIRCUIT

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14.17.14 RTC CONTROL

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14.17.15 DUART CONTROL

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14.17.16 FREQUENCY GENERATOR

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14.17.17 LCD CONTROL

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14.17.21.5 FE_CLK_EN BIT

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14.17.21.6 PROG_EN BIT

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14.17.21.7 ADCS_RESET BIT

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14.17.23 SYNC_ALARM CIRCUIT

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14.17.24 FE_CLK_100KHZ

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14.18 BLOCK DIAGRAM

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Section 15: Drawings

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15.2.1 Overview

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15.2.2 Flyback Principles

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15.2.4 Controller

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15.2.5 Power Devices

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15.3 BATTERY CHARGER

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15.3.1 Overview

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15.4.1 Controller

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15.4.3 Drive Translator

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15.5 POWER DEVICES

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15.6 MISCELLANEOUS CONTROL

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15.7 SYSTEM POWER SUPPLY

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15.7.1 Voltage Doubler

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15.7.2 Controller

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15.7.3 Power Devices

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15.7.4 Control Circuits

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15.9.1 ON/OFF Control

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15.9.2 Early Warning

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15.9.3 SYNC Pulses

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15.10 ALARM SECTION

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15.10.1 Alarm Control

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15.10.2 Alarm Sounder

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15.11 NIBP PUMP CONTROL

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15.12 SAFETY DEVICES

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15.12.1 Watchdog Shutoff

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16. MP-205 SERVICE MANUAL

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16.7 Preamp

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16.10 LED Driver

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16.10.1 References

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16.11 Reset Schmitt Trigger

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16.13 Input Filter

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16.18.4 SRC-2 Settings

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16.18.5 Trace Descriptions

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16.18.6 SRC-2 Settings

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16.18.7 Trace Descriptions

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16.18.8 SRC-2 Settings

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16.18.9 Trace Descriptions

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Rate: 112

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Light: High2

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Modulation: HIGH

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Remote/Local: DC RCAL 63

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16.18.11 SRC-2 Settings

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16.19 PACKING FOR SHIPMENT

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16.19.1 General Instructions

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16.20.3 Sensors

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SECTION 17: DRAWINGS

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Section 17: Drawings

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