Nellcor N-200 Manuals

Manuals and User Guides for Nellcor N-200. We have 3 Nellcor N-200 manuals available for free PDF download: Operator's Manual, Service Manual, User Manual

Nellcor N-200 Service Manual (78 pages)

Brand: Nellcor | Category: Medical Equipment | Size: 2 MB

Table of Contents
2
Section 1. Introduction
7
Section 2. Description of Instrument
9
Section 3. Theory of Operation
11
General Theory
11
C-LOCK ECG Synchronization
11
Automatic Calibration
12
Functional Vs. Fractional Saturation
12
Measured Vs. Calculated Saturation
12
Circuit-Level Description
13
Patient Module
13
Processor Pcb
14
Digital Section
14
Microprocessor Subsection
14
Memory Map
15
Wait State Generator
15
Clock Generator
15
Timer Circuits and UART
15
Pattern Generator
16
Analog Front End and LED Current Drive
16
Main Analog Signal Flow
16
Demultiplexer
16
Logic Flags
17
LED Drive Circuitry
17
ECG Front End
18
Active Filters
18
Offset Amplifier
18
Detached Lead Indicator
18
A:D/D:A Subsection
19
A:D Conversion
19
D:A Conversion
20
Timing and Control
20
Polled Processor Flags
20
Interrupt Processor Flags
21
Front Panel Display
21
Driver PCB
21
Digit and Bargraph Drivers
22
Lightbar Drivers
22
Front Panel Controls
22
Power-Up Display Element Test
23
Speaker Driver Circuit
23
Display PCB
23
Power Supply Pcb
23
Battery Charger Pcb
24
ON/STDBY Control Circuit
24
ON State
24
ON to STDBY
24
STDBY State
24
STDBY to on State
25
Voltage Regulator
25
Power-On Time Delay
25
Battery Charger Circuit
25
Powerbase
25
Mother PCB
26
Upper and Lower Daughter Pcbs
26
Upper Daughter PCB
26
Lower Daughter PCB
27
Middle Daughter PCB
27
Sample/Hold Circuit
27
ECG Output
28
Section 4. Troubleshooting and Assembly Guide
29
Initial Troubleshooting Procedures
29
Detailed Troubleshooting Procedures
34
Failure Modes
34
Troubleshooting Summary
35
Monitor
35
Powerbase
38
Monitor Disassembly and Reassembly
38
Top Cover Removal
38
Power Supply PCB and Battery Charger PCB Removal
39
Front Panel Removal
40
Display PCB and Driver PCB Removal
41
Battery Pack Removal/Fuse Replacement
41
Speaker Removal
41
Top Cover Replacement
41
Powerbase Disassembly and Reassembly
42
AC Fuse Replacement
42
Powerbase Disassembly
43
PCB Removal
43
Powerbase Reassembly
43
Section 5. Testing and Calibration
45
Description
45
Required Test Equipment
46
Battery Charger Pcb Tests
46
Raw DC Voltage
46
Battery Charging Voltage
46
Low Battery/Instrument Shutoff Voltages
46
ON/STDBY Switch Test
46
Battery Operation
46
Regulated Power Supply Pcb Tests
49
Processor Pcb Tests
50
Processor PCB Voltage Regulation
50
Calibration Resistor Determination
50
LED Intensity Control
50
Input Amplifier (INAMP) Automatic Gain
50
Sync Detector Alignment
50
R.channel Gain
50
RED Channel Gain
50
ECG Processor
50
A:D/D:A Alignment
55
Powerbase Alignment
57
System Function Test
57
AC Operation
57
Battery Operation
57
Adult/Neonatat Alarm Limits
58
Pocket Tester Operation
58
Oxygen Saturation
61
Section 7. Packing for Shipment
65
Repacking in Original Carton
65
Packing in Different Carton
65
Section 8. Spare Parts
67
External Parts
67
Electrical Assemblies
67
Monitor
67
Powerbase
67
Mechanical Parts
68
Monitor
68
Powerbase
69
Chassis-Level Assembly Views
69
Schematic Diagrams
75

Nellcor N-200 Operator's Manual (96 pages)

Brand: Nellcor | Category: Medical Equipment | Size: 0 MB

Table of Contents
3
Safety Information
7
Warnings
7
General
7
Alarms
8
Electrical
8
Sensors
8
Measurements
9
Symbols
11
Quick Guide to Operation
13
Basic Operation
13
Alarm Functions
13
Check Alarm Limits
13
Adjust Alarm Limits
13
Adjust Alarm Volume
14
Silence Alarm Temporarily
14
Adjust Alarm Silence Period
14
Pulse Tone Volume
14
Features
15
Overview
15
Automatic Self-Test and Startup
15
Oximeter Configurable Settings
16
Principles of Operation
17
Operating Principles
17
C-LOCK ECG Synchronization
17
Automatic Calibration
18
Functional Versus Fractional Saturation
18
Measured Versus Calculated Saturation
19
Oxyhemoglobin Dissociation Curve
19
Setup
21
Unpacking and Inspection
21
Testing
21
Components
22
Display
22
Controls
22
Front Panel
22
200 Front Panel
22
Interface/Powerbase Rear Panel
24
Rear-Panel Switches
26
C-13-200 and C-20-200 Patient Modules
26
13-200 and C-20-200 Patient Modules
26
Rear-Panel Dip Switch
26
C-13-200M Patient Module
27
13-200M Patient Module
27
NELLCOR Sensors
29
Selecting a NELLCOR Sensor
29
Cleaning and Reuse
30
Selected NELLCOR Sensors
30
Performance Considerations
31
Guide to Operation
33
Basic Operation
33
Pulse Oximetry Subsystem Features
34
Pulse Tone
34
Alarm Functions
35
Default Alarm Settings
37
Oximetry Operating Modes
39
C-LOCK ECG Synchronization
40
Standard Limb Lead Selection
42
Trend and Event Memories
44
Sample Thinkjet Trend Graph
47
User-Defined Events
49
Limit Events
50
Sample Thinkjet Event Graph
52
Communications Formats
55
Interface/Powerbase
64
Battery Operation
65
Connecting to Other Instruments
67
Overview
67
RS-232 Communication Protocol
67
Serial Data Connector Pin Assignments
67
SERIAL COMM Connector Pin Assignments
68
Communications Formats
69
Output Format Switch Settings
69
Setting Baud Rate
71
Connecting the N-7000 Interface
71
Baud Rate Switch Settings
71
Connecting to the N-7500 Network
72
Connecting the N-9000 Recorder/Interface
72
Connecting Other Strip-Chart Recorders
73
Connecting the Thinkjet Printer
74
Connecting the P-200 Printer
75
Maintenance
77
Service
77
Cleaning
77
Battery Testing
77
Determining Software Version
78
Technical Assistance
78
Returning the N-200
79
Troubleshooting
81
Status Messages
81
Troubleshooting Guide
83
General System Problems
84
General Oximetry Subsystem Problems
85
Trend Memory Problems
90
Specifications
91
Performance
91
Ecg
91
Environmental Conditions
94
Electrical Characteristics
95
Physical Characteristics
96

Nellcor N-200 User Manual (23 pages)

Brand: Nellcor | Category: Medical Equipment | Size: 1 MB

Table of Contents
3
Important
5
Intended Use
5
Your Home Care Provider
6
Definitions
6
What You Need to Know about the N-200
8
How the N-200 Works
10
Setting up
14
- Unpacking and Inspection
  14
- Where Not to Place Your Monitor
  14
Pulse Sensors
15
- Using a Pulse Sensor
  15
- Cleaning Your Pulse Sensor
  15
The Parts of the Monitor
16
- The Front of the Monitor
  17
- The Back of the Monitor
  19
Using the Monitor
21

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