Ivy Biomedical Systems 101NR Manuals

Manuals and User Guides for Ivy Biomedical Systems 101NR. We have 1 Ivy Biomedical Systems 101NR manual available for free PDF download: Service Manual

Ivy Biomedical Systems 101NR Service Manual (68 pages)

Patient Monitor R-wave Trigger

Brand: Ivy Biomedical Systems | Category: Monitor | Size: 2.53 MB

Table of Contents
3
Warranty
6
Introduction
7
Safety
8
Electrical
8
Explosion
8
Patient Connections
8
Pacemakers
8
Electrosurgery
9
Defibrillation Protection
9
Emc
9
Description of Labels
9
Monitor Description
10
Specifications
10
Control and Indicatiors
13
Basic Keys
13
Programmable Keys
14
Menu Structure
15
Display
16
Rear Panel
16
Monitor Setup
18
Change Mains Voltage
18
Trigger Output
19
The Trigger Pulse
19
Trigger-Spot Display
19
Ecg Monitoring
20
Safety Considerations
20
Patient Connections
21
ECG Waveform Amplitude (Size)
21
Lead Selection
22
ECG Filter
22
Alarm Limits
23
Recorder Operation
24
Changing Paper
24
Recorder Menus
25
Recorder Modes
26
Alarm Messages
28
Monitor Testing
29
Cleaning
30
Monitor
30
Patient Cables
30
Accessories
31
Disposal
31
Theory of Operation
32
General
32
High Voltage Power Supply and Video Amplifier
32
Purpose of the High Voltage Power Supply
32
CRT Theory
32
Raster and Stroke Written Displays
32
Timer Circuit
33
High Voltage Module
33
Feedback Amplifier
33
Adjustment Circuit
34
Cathode Generation Circuit
34
Low Voltage Power Supplies
35
DC Voltages
35
Isolated DC Voltages
35
ECG Input
35
Isolated Amplifiers
35
Lead off Sensor
35
Shield Drive
35
Lead Selection
35
Test Signal Generation
36
ECG Waveform
36
ECF Filter
36
X1000 Output
36
ECG Gain
36
A/D Converter
36
Cardiotach
37
Peak Detector
37
Rate Computation
38
Alarm Generation
38
CRT Signals
38
Vertical Deflection
38
Horizontal Deflection
38
Horizontal Correction
38
Unblanking
39
Audio Circuits
39
ECG Audio
39
Alert Audio
39
Digital Circuitry
40
Testing and Troubleshooting
41
ECT Test
41
Equipment Required
41
Initial Settings for the Test
41
ECT Test Procedure
41
Troubleshooting
43
General Checks
43
CRT Display
43
Mother Board
43
Troubleshooting Table
44
Block Diagram
45
Voltage Measurements
46
Key Signals
47
Adjustment Procedure
49
Equipment Required
49
ECG Signal
49
50/60 Hz Notch Filter
49
Peak Detector
49
CRT Display
50
Assembly and Disassembly
52
Removing Cover
52
Removing the High Voltage Power Supply
52
Removing the Yoke
53
Removing the CRT
53
Replacing the Main Power LED
53
Removing the Recorder Assembly
53
Removing the Mother Board
54
Replacing the Touch Panel
54
Purchasing Information
55
Part List
55
Terms and Conditions
55
Board Layout Diagrams
56

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