Siemens acuson Sequoia Installation guide

Sequoia®Ultrasound System
Service Training Manual
Service Training Department
Acuson Corporation
1220 Charleston Road
Mountain View, CA 94039
[phone]
(800) 4-ACUSON
Manual Assy P/N 58323, Rev. 1
Language: English
CE

Acuson Confidential
ii Sequoia Service Training Manual P/N 59191 Rev. 1
COPYRIGHT Copyright © 2000 by Acuson Corporation. All rights reserved.
No part of this publication may be reproduced, transmitted,
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Corporation.
Acuson Corporation reserves the right to change its products
and services at any time. In addition, this manual is subject to
change without notice. Acuson Corporation welcomes
customer input on corrections and suggestions for
improvements to this manual.
Although Acuson Corporation has attempted to ensure
accuracy throughout this manual, Acuson Corporation assumes
no liability for any errors or omissions, nor for any damages
resulting from the application or use of this information.
TRADEMARKS Acuson, AEGIS, CasePro, DELTA, MultiHertz, RES, Sequoia,
SpaceTime, The Value of Vision, Vector, 128XP, and XP are
registered trademarks of Acuson Corporation. Aspen, Cadence,
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All other product names are trademarks of their respective
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CAUTION! The Food and Drug Administration of the United States Government
restricts use of this device to or on the order of a physician.

P/N 59191 Rev. 1 Sequoia Service Training Manual iii
Acuson Confidential
LICENSE
AGREEMENT
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Acuson or its suppliers retain(s) ownership of and title to any
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REVISION HISTORY
QRC P/N-REVISION INITIATOR APPROVAL DATE CHANGE
S.WilliamsJuly1999Incorporatereviewercomments
A3210 P/N 59191 Rev. 1 J. Madarasz S. Williams Dec. 2000 Initial Release.

Acuson Confidential
iv Sequoia Service Training Manual P/N 59191 Rev. 1
CONTENTS
MODULE 1 Introducing Sequoia® Ultrasound Technology
Sequoia Ultrasound Technology 1-3
Coherent Imageformer 1-4
DIMAQ™Integrated Ultrasound Workstation 1-5
Doppler Technologies 1-6
Transducer Technology 1-7
Worksheet: System Technology 1-8
MODULE 2 Basic Ultrasound Physics
Introducing Ultrasound 2-3
Ultrasound Applications 2-4
Ultrasound Imaging 2-5
Transducers 2-6
Ultrasound Beam Focusing 2-11
Ultrasound Wave Reception 2-13
2-D Artifacts and Enhancements 2-15
2-D Image Acquisition 2-19
Scan Conversion 2-20
Components of Image Quality 2-22
Other 2-D Features 2-25
Doppler Principles 2-26
Spectral Doppler 2-27
Understanding Blood Flow 2-30
Artifacts of Spectral Doppler 2-31
Color Doppler 2-32
Color Doppler Modes 2-34
M-Mode 2-35
Ultrasound Module Questions 2-37

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Acuson Confidential Contents
MODULE 3 Scanning
Module Overview 3-3
Beginning A Scanning Session 3-5
Carotid Artery 2-D Imaging 3-7
Spectral Doppler Imaging 3-9
Color Doppler Imaging 3-12
Liver & Kidney Imaging 3-15
Cardiology/Heart Imaging 3-17
Image Enhancements 3-22
Data Field Values 3-28
Scanning a Phantom 3-30
Scanning Reference Information 3-31
Using AEGIS®3-32
Scanning Questions 3-34
128XP®User Interface 3-35
Aspen™1.0 to 4.0 System User Interface 3-36
Aspen™and Sequoia Systems New User Interface 3-37
MODULE 4 Field Replaceable Units (FRUs)
Overview 4-3
Accessing and Removing FRUs 4-4
Brief Board Descriptions 4-8
System Monitor Assembly 4-11
User Interface FRUs 4-13
Covers and Card Cage Assembly 4-19
AUX and FIZ Modules 4-26
Power Subsystem 4-28
SCSI Devices 4-32
Worksheet: FRU Removal and Re-install 4-34

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vi Sequoia Service Training Manual P/N 59191 Rev. 1
MODULE 5 System Architecture
Overview 5-4
System Architecture 5-5
Coherent Imageformer 5-7
Theory of Operation 5-8
Transmitter Board 5-11
Multiplexer Board 5-12
Receiver Board 5-13
Beamformer Board 5-15
Controller Board 5-16
DIMAQ Integrated Ultrasound Workstation 5-17
Color and Spectral Doppler Board 5-22
BDM Board 5-23
Reconstruction and Display Processor Board 5-24
Input/Output Video Board 5-25
Input/ Output Expansion Board 5-26
Peripheral Interface Controller Board 5-27
Physio Interface Module 5-28
Front Panel Processor Board 5-29
2-D/ M-Mode Signal Flow 5-30
Solo™Spectral Doppler Signal Flow 5-33
Color Doppler Signal Flow 5-35
ECG/Physio Signal Flow 5-37
DIMAQ System Store and Review 5-38
VCR Playback 5-40
Worksheet: System Architecture 5-41
MODULE 6 Power Distribution
Overview 6-3
Power Supply Architecture 6-4
Theory of Operation 6-6
Power Subassemblies 6-10
Accessory Isolated Power 6-14
System Cabling Diagram 6-15
Minimum Configuration Requirements 6-16
Power Usage 6-17
Worksheet: Power Supplies 6-18

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Acuson Confidential Contents
MODULE 7 Configuring the Sequoia System
Overview 7-3
Customizing System Set-up 7-4
System Configuration 7-13
Board Configuration 7-14
Worksheet: Configuration 7-15
MODULE 8 Diagnostic Tools
Overview 8-3
Learning MSM Tools 8-4
Expert System Tools 8-10
Viewing Sequoia System Logs 8-13
Worksheet: MSM Tools 8-17
MODULE 9 Installing Peripherals
Questions 9-3
MODULE 10 Sequoia Troubleshooting Tools
Overview 10-3
Recommended Approach 10-4
Identifying Symptoms 10-5
Stage 1 - System Down 10-6
Stage 2 - No Boot 10-8
Stage 3 - Functionality Problem 10-10
Stage 4 - Subtle Image Quality Problems 10-11
Stage 5 - Lock-ups 10-12
Stage 6 - Intermittent 10-12
Choosing Appropriate Tools for the Symptom 10-13
Managing Sequoia System Logs 10-16
Worksheet: Fault Isolation 10-20
Troubleshooting Scenarios 10-21

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viii Sequoia Service Training Manual P/N 59191 Rev. 1
MODULE 11 Verifying the Sequoia System
Overview 11-3
Mechanical Inspection 11-4
Electrical Verification 11-5
Preparing for Performance Verification 11-6
Hardware Verification 11-8
Functional Verification 11-9
AEGIS System Functional Verification 11-15
Peripheral Device Verification 11-16
Worksheet: Verification 11-17
MODULE 12 Installing the Sequoia System
Overview 12-3
Worksheet: Installation 12-4
MODULE 13 Upgrading the Sequoia System
Overview 13-3
Worksheet: Upgrades 13-4
MODULE 14 Advanced Diagnostic Tools
Overview 14-3
Connecting the Laptop Hardware 14-4
Setting Hyper Terminal 14-5
Setting Reflection Options 14-6
Using the Sequoia Terminal 14-8
Running Diagnostics 14-11
Saving Data 14-12
Worksheet: Field Laptop 14-13
MODULE 15 Acuson’s Service Programs

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Acuson Confidential Contents
MODULE 16 Stress Echo Cardiography
Overview 16-3
Defining Stress Echo Cardiography 16-4
Exercise Stress Program 16-5
Pharmacological Stress Program 16-6
How Does It Work? 16-8
Connecting the ECG from OEMs 16-13
Typical Stress Echo Problems and Solutions 16-16
Worksheet: Stress Echo 16-18
MODULE 17 Interpreting Boot Sequence
Overview 17-3
Sequoia Boot Sequence 17-4
Sequoia 3.nn Boot Details 17-6
Boot Messages 17-7
Boot Sequence Example 17-10
Worksheet: Boot Sequence 17-14