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GE MAC 3500 Service Manual
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4-36
MAC™ 3500 Resting
ECG Analysis System
Revision L
2021337-036
T
rou
bleshooting:
CPU PCB Input/Output Signals
CPU PCB Input/Output Signals
Battery Pack/Monitor, J2
Pin No.
Signal
1
18V Battery Power
2
18V Battery Power
3
Battery Temperature Sense
4
3V Temperature Sense Power
5
Battery Ground
6
Battery Ground
LCD Backlight, J4
Pin No.
Signal
1
12V Power
2
12V Power
3
12V Power
4
Ground
5
Ground
6
Brightness Select
7
Backlight Enable
8
NC
9
Ground
10
Ground
Keyboard, J8
Pin No.
Signal
1
NC
2
NC
3
NC
4
NC
5
NC
6
Sense4
7
Sense2
8
Sense1
9
Sense0
75
77
Table of Contents
Default Chapter
3
Table of Contents
3
1 Introduction
9
Manual Information
11
Revision History
11
Manual Purpose
11
Intended Audience
11
Related Documentation
12
Warnings, Cautions, and Notes
12
Safety Messages
13
Responsibility of the Manufacturer
13
General
14
Equipment Symbols
15
Service Information
17
Service Requirements
17
Equipment Identification
17
Serial Number Format
18
Label Format
18
Equipment Overview
19
General Description
21
Side View
21
Back View
22
Connector Identification
23
3 Installation
25
Introduction
27
General Assembly
28
Trolley Height Adjustment
30
Installing the MAC™ 3500 Resting ECG Analysis System
32
Installing the Optional External Modem Kit
34
Magnetic Card Reader Installation
36
Barcode Reader Installation
38
4 Troubleshooting
41
Assembly Descriptions
43
PCB Block Diagram
43
Connection Diagrams
45
LED/LVDS Display Assembly Diagram
46
Item
46
General Fault Isolation
47
Power-Up Self-Test
47
Power-Up Flow Chart
48
Poor Quality Ecgs
49
Visual Inspection
50
Diagnostic Tests
51
Loading the System Diagnostics Menu
51
Display Test
52
Speaker Test
53
Keyboard Test
53
Trim Pad Control Test
54
Writer Test
54
Battery Test
56
Communication Test
58
Acq. Module Tests
61
Analog I/O Tests
62
Floppy Drive Tests
64
Internal Memory Tests
65
SD Card Tests
65
Substitute Master Password
66
Equipment Problems
67
ECG Data Noise
67
System Errors
68
Frequently Asked Questions
69
Maintenance
69
Save Setups
69
Storing Ecgs
69
Format an SD Card
69
Cleaning
69
Battery Capacity
70
System Setup
70
Location Number
70
Patient Questions
70
Passwords
71
Clinical
71
Report Format
71
Editing
71
Entering Patient Data
72
Transmission
72
Losing Fields When Transmitting
72
Input and Output Connectors
73
A Pins (J1)
73
COM1 (COM3/4) Pins (J3)
73
PIN Name
73
COM2 Pins (J5)
74
Analog Pins (J6)
74
12V
74
DC Output
74
TTL Trigger Output
74
Ground
74
Pin Name
74
DC Input
74
ECG Output
74
EXT. VID. Pins (J7)
75
CPU PCB Input/Output Signals
76
Battery Pack/Monitor, J2
76
LCD Backlight, J4
76
Keyboard, J8
76
Lcd, J10
77
Power Supply/Motor, J11
78
Thermal Printer, J12
79
Floppy Disk Drive, J13
80
Acquisition Module, J14
81
KISS Pump, J19
81
Acquisition Module, J20
81
LCD Backlight, J23
82
Maintenance
83
Introduction
85
Recommended Maintenance
85
Required Tools and Supplies
85
Inspection and Cleaning
86
Visual Inspection
86
Exterior Cleaning
86
Interior Cleaning
86
General
86
Thermal Printhead Cleaning
86
Checking Electrical Safety
87
FRU Replacement Procedures
88
Disassembly Guidelines
88
Battery Replacement
88
Remove MAC 3500 System from Trolley
89
MAC Series Trolley
89
Type-S Trolley
90
Modular MAC Trolley
91
Power Supply Replacement
92
Keypad Replacement
94
Keyboard/Top Cover Assembly Removal & Reassembly
96
Removal of Keyboard/Top Cover Assembly
96
Replacing the LVDS Converter Board
98
Keyboard/Top Cover Assembly Reassembly
99
Printhead Assembly Replacement
100
Acquisition Board Replacement
101
Display Assembly Replacement Procedures
102
KISS Pump Replacement Procedures
103
Main CPU Board Replacement
104
Removal of CPU Board
104
Reassembly of CPU Board
105
Software, System Setups, and Option Activation
106
Installing the Software
106
Service Only Setups
109
Restore System Setups
110
Restore Options
110
Disable Options
111
COMM Board Replacement
112
Setting up LAN Communications
113
Writer Roller/Carriage Assembly Replacement
115
Leakage Tests
116
Functional Checkout Procedures
117
Tools
118
Visual Inspection
118
Checkout Procedures
119
Operational Checks
119
Diagnostic Tests
119
Electrical Safety Checks
120
Parts Lists
123
Ordering Parts
125
Field Replaceable Units (Frus)
126
Upper Level Assembly Drawings
126
Sub-Assemblies
133
MAC 3500 Display Assembly, Pn 2026799-002
133
MAC 3500 KISS Pump Assembly, Pn 2022882-002
135
Universal Writer Kit, Pn 2031810-002
136
Thermal Writer Assembly
138
Keyboards
140
Barcode Scanners
141
Card Readers
142
Modems
143
Wireless Option
143
Power Cords
144
Trolley
145
Field Replaceable Unit Kits
146
Hardware Kit for MAC 3500, Pn 2030869-001
146
MAC 3500 Plastics Kit, Pn 2030898-001
147
MAC 3500 Top Cover Kit, Pn 2030899-001
149
Harness Kit for MAC 3500, Pn 2030871-002
150
MAC 3500 KISS Pump Hardware Kit, Pn 2030872-002
151
Technical Specifications
153
Instrument Type
155
Processing
155
Communications with MUSE System
156
Display
156
Writer
156
Keyboard
157
Electrical
157
Physical
157
Environmental
158
Trolley
158
Magnetic Card Reader
158
Barcode Scanner
159
Software/Hardware Compatibility
161
Introduction
163
Display Compatibility
163
Circuit Board Compatibility Matrix
164
Supported Software Update Paths
165
Software Compatibility with the -008 CPU
166
Electromagnetic Compatibility
167
Electromagnetic Compatibility (EMC
169
Guidance and Manufacturer's Declaration - Electromagnetic Emissions
169
Guidance and Manufacturer's Declaration - Electromagnetic Immunity
170
Guidance and Manufacturer's Declaration - Electromagnetic Immunity
171
Recommended Separation Distances
172
EMC-Compliant Cables and Accessories
173
4
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GE MAC 3500 Specifications
General
Brand
GE
Model
MAC 3500
Category
Medical Equipment
Language
English
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