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Motorola solutions ST7500 Basic Service Manual
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ST7500 Basic Service
Manual
*MN004528A01*
MN004528A01-AF
NOVEMBER 2019
©
2019 Motorola Solutions, Inc. All rights reserved
2
Table of Contents
default chapter
2
Table of Contents
2
List of Figures
6
List of Tables
8
List of Procedures
10
Copyrights
12
Document History
13
Table 1: Document History
13
Scope of this Manual
14
Notations Used in this Manual
15
Compliance with RF Exposure Standards
16
Federal Communication Commission (FCC) Regulations
16
Safety Information
16
Operating Instructions
17
RF Energy Exposure Awareness, Control Information, and Operational Instructions for Occupational Use
17
RF Exposure Compliance and Control Guidelines
17
Additional Information
18
Approved Accessories
18
Intrinsically Safe Radio Information
18
Operational Cautions for Intrinsic Safe Equipment
18
Do Not Substitute Options or Accessories
19
Repair
19
Electromagnetic Interference/Compatibility
20
European Union Directives Conformance Statement
20
Use of Communication Devices While Driving
20
Operational Cautions
21
Operational Warnings
21
After Warranty Period
22
Warranty and Service Support
22
Warranty Period and Return Instructions
22
Related Publications
23
Table 2: Quick Start Guides
23
Table 3: User Manuals
23
Table 4: Other Related Manuals
24
Chapter 1: Model Information
25
ST7500 Model Specifications
25
Table 5: ST7500 Sales Models
25
Table 6: General Specifications for 380-430 Mhz Sales Models
25
Table 7: Receiver Specifications for 380-430 Mhz Sales Models
26
Table 8: Transmitter Specifications for 380-430 Mhz Sales Models
26
Sales Model Nomenclature
27
Table 9: Model Numbering Scheme
27
Table 10: Sales Models - Description of Positions
27
Chapter 2: Overview
29
Digital Modulation Technology
29
Voice Compression Technology
29
Transceiver
29
Digital Section
30
Transmitter Path
30
Receiver Path
30
Frequency Generating Section
31
Bluetooth Section
31
Global Navigation Satellite System Section
31
Chapter 3: Programming the Radio
32
Chapter 4: Test Setup and Testing
33
Typical Test Setup
33
Figure 1: Battery Eliminator Overview
34
Table 11: Battery Eliminator Overview
34
Assembly Procedures
35
Figure 2: Typical Test Setup
35
Figure 3: Battery Eliminator Insertion
36
Disassembly Procedures
37
Figure 4: RF Cable Kit Insertion
37
Figure 5: Removing RF Cable Kit
38
Flashing Mode
39
Connecting the Radio in Blank Flash Mode
39
Figure 6: Battery Eliminator Removal
39
Figure 7: Connecting the Radio in Blank Flash Mode (1 of 2)
40
Connecting the Radio in Normal Mode
41
Figure 8: Connecting the Radio in Blank Flash Mode (2 of 2)
41
Connecting the Radio in UART Mode
42
Figure 9: Connecting the Radio in Normal Mode
42
Test Check List
43
Figure 10: Connecting the Radio in UART Mode
43
Table 12: Test Setup for 380-430 Mhz Radio Models
43
Transmitter Tests
44
Call Processing Tests
44
Duplex Test
45
Configuring IFR 3901/IFR 3902/IFR 3920 Setup
45
Configuring IFR 2968 Setup
46
Configuring IFR 3901/IFR 3902/IFR 3920 Manual Screen Test
47
Configuring IFR 2968 Manual Screen Test
48
RF Tests
48
Testing Receiver Using IFR 3901/IFR 3902/IFR 3920
48
Testing Receiver Using IFR 2968
49
Testing Transmitter Using IFR 3901/IFR 3902/IFR 3920
49
Testing Transmitter Using IFR 2968
49
Call Processing Tests
50
Talk Back Using IFR 3901/IFR 3902/IFR 3920
50
Talk Back Using IFR 2968
50
Call to Mobile
51
Digital Duplex Test (Tx) Using IFR 3901/IFR 3902/IFR 3920
51
Digital Duplex Test (Tx) Using IFR 2968
52
Manual Mode Testing
53
Testing in DALT Mode
53
Testing Charger Recognition
61
Service Flowchart
62
Figure 11: Service Flowchart
62
Man down Calibration Data
63
Testing for man down Calibration Data
63
Table 13: man down Icon Display
63
Chapter 5: Maintenance
65
Preventive Maintenance
65
Safe Handling of CMOS and LDMOS Devices
67
General Repair Procedures and Techniques
67
Table 14: Lead Free Solder Wire Part Number List
68
Table 15: Lead Free Solder Paste Part Number List
68
Pre-Baking of Integrated Circuits
69
Table 16: Moisture Sensitivity Levels (MSL)
69
Level 1 and Level 2 Maintenance
70
Replacement Parts
70
Radio Replacement Parts List
70
Figure 12: Exploded View
71
Table 17: Radio Replacement Parts List
71
Accessories Replacement Parts List
73
Table 18: Antennas
73
Table 19: Antenna Rings
73
Table 20: Audio Accessories
73
Table 21: Operations Critical Wireless Accessories
73
Table 22: Batteries and Chargers
74
Table 23: Carry Accessories
74
Table 24: Power Cords
74
Table 25: Power Supply
74
Table 26: Programming Cable
74
Radio Disassembly and Reassembly
75
Torque Specification Chart
75
Disassembling the Radio
75
Table 27: Miscellaneous
75
Table 28: Torque Specification Chart
75
Removing the Antenna
76
Removing the Battery Cover
76
Figure 13: Removing the Antenna
76
Figure 14: Unlocking the Battery Cover
76
Removing the Battery
77
Removing the Back Cover
77
Figure 15: Removing the Battery Cover
77
Figure 16: Removing the Battery
77
Figure 17: Removing the Tamper Label
77
Removing the Main Board
78
Figure 18: Removing the Main Screws
78
Figure 19: Removing the Back Cover
78
Figure 20: Detaching the Top Flex Connector
78
Removing the Internal Antenna Module Assembly
79
Removing the OLED Display Module Assembly
79
Figure 21: Detaching the Bottom Connector Flex Connector
79
Figure 22: Removing the Main Board
79
Figure 23: Detaching the Internal Antenna Module Assembly
79
Removing the Vibrator
80
Removing the Front Keypad
80
Figure 24: Detaching the Front Keypad Board Connector
80
Figure 25: Removing the OLED Display Module Assembly
80
Figure 26: Removing the Vibrator
80
Figure 27: Removing the Front Keypad Screw
81
Figure 28: Inserting the Front Housing Kit into the ST7500 Front Keypad Service Removal Fixture
81
Figure 29: Detaching the Front Keypad
81
Figure 30: Removing the Front Keypad
81
Reassembling the Radio
82
Installing the Front Keypad
82
Figure 31: Inserting the Front Keypad
82
Installing the Vibrator
83
Figure 32: Inserting the Front Housing Kit into the ST7500 Front Keypad Service Assembly Fixture
83
Figure 33: Installing the Front Keypad
83
Figure 34: Attaching the Front Keypad Screw
83
Figure 35: Installing the Vibrator
83
Installing the OLED Display Module Assembly
84
Installing the Internal Antenna Module Assembly
84
Figure 36: Replacing the OLED Flex Adhesive
84
Figure 37: Inserting the OLED Display Jacket
84
Figure 38: Attaching the Front Keypad Board Connector
84
Installing the Main Board
85
Figure 39: Installing the Internal Antenna Module Assembly
85
Figure 40: Checking the Vibrator Spring, Internal Antenna Spring, Speaker/Bottom MIC Spring
85
Installing the Back Cover
86
Figure 41: Inserting the OLED Flex Connector
86
Figure 42: Insert the Main Board
86
Figure 43: Inserting the Top Flex and the Bottom Connector Flex Connector
86
Figure 44: Checking the Thermal Pad and Butterfly Clips
87
Figure 45: Installing the Back Housing
87
Figure 46: Attaching the Main Screws
87
Inserting the Battery
88
Attaching the Battery Cover
88
Figure 47: Placing a New Tamper Label
88
Figure 48: Inserting the Battery
88
Figure 49: Unlock State
88
Installing the Antenna
89
Figure 50: Attaching the Battery Cover
89
Figure 51: Locking the Battery Cover
89
Figure 52: Installing the Antenna
89
Radio Leak Test
90
Vacuum Leak Test
90
Table 29: Other Vacuum Leak Test Parts
90
Performing Vacuum Leak Test
91
Figure 53: Vacuum Leak Test Setup
91
Performing Leak Area Troubleshooting
92
Figure 54: Radio in Leak Test Fixture
92
Performing Front Housing Kit Troubleshooting
93
Performing Battery Cover Kit Troubleshooting
94
Performing Miscellaneous Troubleshooting
94
Appendix A: Service Information
95
Service Information
95
Service Information - APAC
96
Table 30: Service Information - Telephone Numbers and Addresses of the Asia and Pacific Motorola Solutions Centers
96
Recommended Programming Equipment
98
Table 31: Recommended Programming Equipment
98
Service Replacement Kit Matrix
99
Table 32: Service Replacement Kit Matrix (for APAC)
99
Table 33: Service Replacement Kit Matrix (for EMEA)
99
Table 34: Service Replacement Kit Matrix for Mainboard (for APAC)
99
Table 35: Service Replacement Kit Matrix for Mainboard (for EMEA)
100
Appendix B: Service Aids
101
Glossary
102
Other manuals for Motorola solutions ST7500
User Guide
112 pages
4
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Motorola solutions ST7500 Specifications
General
Brand
Motorola solutions
Model
ST7500
Category
Two-Way Radio
Language
English
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