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M2922A
Philips M2922A Manuals
Manuals and User Guides for Philips M2922A. We have
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Philips M2922A manual available for free PDF download: Service Manual
Philips M2922A Service Manual (110 pages)
Antepartum Fetal Monitor
Brand:
Philips
| Category:
Monitor
| Size: 9.27 MB
Table of Contents
Table of Contents
5
1 General Information
13
Introduction
13
Who Should Read this Guide
14
What to Do Next
14
Repair Strategy
14
Warnings, Cautions, and Notes
15
Symbols and Definitions
16
Packing for Shipment
17
General Instructions
17
Repacking in Original Carton
17
Repacking in a Different Carton
17
Overview of the Device
18
General Description
18
Block Diagram of Operation
19
Figure 1 FM-2 Block Diagram of Operation
19
Mechanical Description
20
LCD and Backlight
20
Serial I/O Communications Port
20
Parallel I/O Communications Port
20
Keypad and Navigation Wheel
21
Power Supplies
21
Measurements Channels
22
Ultrasound Channel
22
Toco Channel
22
Mountings
22
Routine Maintenance and Cleaning
23
2 System Interfaces
25
Overview
25
Serial I/O Communications Interface
25
Supported Modems
26
Table 1 Fully Wired DB9 RS-232 Null-Modem Pinouts
26
Multitech Systems MT-5600ZDX
27
Table 2 Multitech MT-5600ZDX Initialization String Commands
28
Nokia 6210GSM
29
Parallel I/O Communications Interface
30
3 Tests and Error Codes
31
Service Philosophy
31
Overview of the Service Tests
31
Checking the Battery
32
Visual Test
32
FM-2 Power-On Self-Test
32
What Happens During the Power-On Self Test
32
Performing the Power-On Self Test
33
Performance Test for Transducers
34
Error Handling
34
Error Codes
35
Table 3 FM-2 Error Codes
35
4 Power-Up Default Settings and the Service Menu
37
Introduction
37
Power-Up Defaults Settings
37
Table 4 Power-Up Default Settings
37
Service Menu
38
Table 5 Service Menu Entries
39
Error Log
40
Figure 2 Error Log
40
Figure 3 System A/D Values
41
System A/D Values
41
5 Troubleshooting
43
General
43
Initial Trouble Diagnosis
44
Figure 4 Diagnosing Malfunction - Initial Diagnosis
44
Power Problem Diagnosis
45
Diagnostic Flow Chart
45
Figure 5 Power Diagnosis - Power Supply or Display
45
Diagnostic/Repair Actions
46
Monitoring Degradation Problems
47
Diagnostic Flow Chart
47
Figure 6 Monitoring Degradation, Diagnostic Flow Chart
47
Diagnostic Repair Actions
48
6 Disassembly/Reassembly Guide
49
Introduction
49
How to Use this Chapter
50
Tools Required
51
Fuses
51
Closed Case Disassembly/Reassembly Procedures
52
Removing the Speaker Housing
53
Replacing the Speaker Housing
54
Removing the Battery
55
Replacing the Battery
56
Battery Disposal
56
Separation of Front and Rear Case Assemblies
57
Separation
57
Reassembly
58
Front Case Disassembly/Reassembly Procedures
59
Removing the Navigation Wheel
59
Replacing the Navigation Wheel
60
Removing the Main PCB Assembly from the Front Case Assembly
61
Removing the LCD Assembly
62
Replacing the LCD Assembly
63
Replacing the Main PCB Assembly
64
Removing the Keypad
66
Replacing the Keypad
66
Rear Case Disassembly Procedures
67
Removing the Rear Connector PCB and the Interface Board
67
Removing the Interface PCB from the Rear Connector PCB
68
Replacing the Interface PCB on the Rear Connector PCB
68
Replacing the Rear Connector/Interface PCB Assembly
69
Removing the Handle
70
Removing the Foot Cushions
70
Main PCB Disassembly Procedures
71
Removing the Side Panel and Side Connector PCB
71
Replacing the Side Panel/Side Connector PCB
73
7 Spare Parts
75
Introduction
75
Small Parts Kit
75
Exchange Parts
76
Monitor (M2922A)
76
Recorder (M2925A)
76
Table 6 Exchange Assemblies - M2922A
76
Table 7 Exchange Assemblies - M2925A
76
Non-Exchange Parts
77
Table 8 Non-Exchange Assemblies - M2922A
77
Supplies and Accessories
78
Breakdown of Spare Parts Kits by Component
78
M2922-64003 Small Parts Kit
78
Table 9 Supplies and Accessories - M2922A
78
Table 10 M2922-64003 Small Parts Kit
78
M2922-64001 Housing Kit
79
Table 11 M2922-64001 Housing Kit
79
M2922-64002 - Speaker Kit
80
M2922-40003 Battery Kit
80
Table 12 M2922-64002 Monitor Speaker Kit
80
Table 13 M2922-40003 Battery Kit
80
M3921-60406 - Knob (Navigation Wheel) Kit
81
M2922-44301 Keypad Kit
81
M2922-64004 Display Kit
81
Table 14 M2922-60406 Knob (Navigation Wheel) Kit
81
Table 15 M2922-44301 Keypad Kit
81
Table 16 M2922-64004 Display Kit
81
M2922-66505 Side Connector PCB Kit
82
M2922-66510 Interface PCB Kit
82
M2922-66511 Rear Connector PCB Kit
82
Table 17 M2922-66505 Side Connector PCB Kit
82
Table 18 M2922-66510 Interface PCB Kit
82
Table 19 M2922-66511 Rear Connector PCB Kit
82
Assembly Drawings
83
Figure 7 Assembly Drawing (Sheet 1) - Top Level Assembly
83
Figure 8 Assembly Drawing (Sheet 2) - Front Case Assembly
84
Figure 9 Assembly Drawing (Sheet 3) - Rear Case Assembly
85
Figure 10 Assembly Drawing (Sheet 4) - Interface Pcb/Rear Connector PCB
86
Figure 11 Assembly Drawing (Sheet 5) - Side Connector Pcb/Panel/Label
87
8 Test and Inspection Matrix
89
Warnings
89
Cautions
90
Introduction
91
When to Perform Tests Blocks
92
Table 20 FM-2: When to Perform Test Blocks
92
Table 21 Test and Inspection Matrix
93
Battery Charging and Maintenance
94
Using the Battery
94
Low Power Warning
94
Recharging the Battery
95
Storing
95
Preventive Maintenance
95
Safety Testing
96
Safety Test Procedures
97
Ground Integrity
98
Electrical Leakage
98
Safety Test 1: Enclosure Leakage Current Test
98
Table 22 Enclosure Leakage Current
99
Safety Test 2: Patient Leakage Current Test
100
System Safety Test
101
Table 23 Patient Leakage Current Values
101
Testing Transducers
102
Testing Toco Transducers
102
Figure 12 Testing a Toco Transducer
103
Testing Ultrasound Transducers
104
Figure 13 Testing an Ultrasound Transducer
104
Figure 14 Position of Crystals in an Ultrasound Transducer
105
Figure 15 Testing the Crystals in an Ultrasound Transducer
105
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