Motorola CDM1250 Manuals

Manuals and User Guides for Motorola CDM1250. We have 6 Motorola CDM1250 manuals available for free PDF download: Detailed Service Manual, Service Manual, User Manual, Basic Service Manual, Service & Installation Manual

Motorola CDM1250 Detailed Service Manual (686 pages)

Two-Way Mobile Radios

Brand: Motorola | Category: Two-Way Radio | Size: 25.49 MB

Table of Contents
7
Chapter 1 Introduction
9
About this Manual
9
Scope
9
Organization
9
Conventions
9
Warranty and Service Support
9
Warranty Period and Return Instructions
10
After Warranty Period
10
Piece Parts Availability
10
Replacement Parts Ordering
10
Technical Support
11
Radio Model Information
11
Chapter 2 Maintenance
13
Introduction
13
Preventive Maintenance
13
Inspection
13
Cleaning
13
Safe Handling of CMOS and LDMOS
14
General Repair Procedures and Techniques
14
Parts Replacement and Substitution
15
Rigid Circuit Boards
15
Chip Components
15
Shields
16
Notes for All Schematics and Circuit Boards
17
Service Aids
23
Recommended Service Tools
23
Recommended Test Equipment
25
Chapter 1 Overview
29
CDM750 / PRO3100 Model (GCN6112_)
29
CDM1250 / PRO5100 Model (GCN6113_)
29
CDM1550 Series / PRO7100 Model (GCN6114_)
30
Data Radio Series (GCN6116_)
30
Introduction
31
Control Head (CDM750 / PRO3100)
31
Power Supplies
31
Power On/Off
31
Microprocessor Circuit
31
SBEP Serial Interface
32
Keypad Keys
32
Status LED and Back Light Circuit
33
Microphone Connector Signals
33
Speaker
34
Electrostatic Transient Protection
34
Control Head (CDM1250 / PRO5100 / CDM1550 Series / PRO7100)
34
Power Supplies
34
Power On/Off
34
Microprocessor Circuit
34
SBEP Serial Interface
35
Keypad Keys
35
Status LED and Back Light Circuit
36
Liquid Crystal Display (LCD)
36
Microphone Connector Signals
37
Speaker
37
Electrostatic Transient Protection
37
Passport Trunking Controller Board (PTCB)
38
Chapter 3 Troubleshooting Charts
39
Control Head CDM750 / PRO3100 Troubleshooting Flow Charts
39
Troubleshooting Flow Chart for On/Off
41
Control Head CDM1250 / PRO5100 / CDM1550 Series / PRO7100
41
Troubleshooting Flow Charts
41
Troubleshooting Flow Chart for Microprocessor
42
Troubleshooting Flow Chart for Display
43
Troubleshooting Flow Chart for Back Light
44
Control Head CDM750 / PRO3100 PCB 8486146B07, Schematics, and Parts Lists
47
Control Head CDM1250 / PRO5100 / CDM1550 Series / PRO7100 PCB 8486155B06, Schematics, and Parts Lists
51
Theory of Operation
59
Controller Circuits
59
Overview
59
General
59
Radio Power Distribution
60
Electronic ON/OFF
62
Emergency
62
Mechanical ON/OFF
63
Ignition
63
Microprocessor Clock Synthesizer
63
Serial Peripheral Interface (SPI)
64
SBEP Serial Interface
65
General Purpose Input/Output
65
Normal Microprocessor Operation
66
FLASH Electronically Erasable Programmable Memory (FLASH EEPROM)3:1
67
Electrically Erasable Programmable Memory (EEPROM)
67
Static Random Access Memory (SRAM)
68
Controller Board Audio and Signaling Circuits
68
Audio Signaling Filter IC with Compander (ASFIC CMP)
68
Transmit Audio Circuits
69
Transmit Signaling Circuits
71
Receive Audio Circuits
73
Receive Signaling Circuits
76
Voice Storage (Optional)
77
Troubleshooting Charts
79
Troubleshooting Flow Chart for Controller
79
Allocation of Schematics and Circuit Boards
81
Controller Circuits
81
Voice Storage Facility
81
Controller T2 Schematics and Parts Lists
85
Controller T5 Schematics and Parts Lists
92
Controller T6/T7/T9 Schematics and Parts Lists
100
VHF (136-174 Mhz) 1-25W Model Charts
149
CDM Series Model Chart
149
PRO Series Model Chart
150
Technical Specifications
151
Chapter 2 Theory of Operation
153
Introduction
153
VHF (136-174 Mhz) 1-25W Receiver Front-End
153
Receiver Front-End
153
Front-End Bandpass Filters and Pre-Amplifier
154
First Mixer and High Intermediate Frequency
154
Low Intermediate Frequency (IF) and Receiver Back-End
154
VHF (136-174 Mhz) 1-25W Transmitter Power Amplifier
156
Power Controlled Driver Stage
156
Final Stage
156
Directional Coupler
156
Antenna Switch
157
Harmonic Filter
157
Power Control
157
VHF (136-174 Mhz) 1-25W Frequency Synthesis
157
Reference Oscillator
158
Fractional-N Synthesizer
158
Voltage Controlled Oscillator (VCO)
159
Synthesizer Operation
160
Chapter 3 Troubleshooting Charts
161
Troubleshooting Flow Chart for Receiver
161
Troubleshooting Flow Chart for 25 W Transmitter
165
Troubleshooting Flow Chart for Synthesizer
166
Troubleshooting Flow Chart for VCO
167
VHF (136-174 Mhz) 1-25 W LDMOS PCB 8471235L04, Schematics, and
173
VHF (136-174 Mhz) 1-25 W PCB 8486172B04, Schematics, and
180
VHF (136-174 Mhz) 1-25 W PCB 8486172B06, Schematics, and
190
VHF (136-174 Mhz) 1-25 W PCB 8486172B07, Schematics, and Parts Lists
200
VHF (136-174 Mhz) 1-25 W PCB 8486172B08, Schematics, and Parts Lists
207
VHF (136-174 Mhz) 1-25 W PCB 8471235L06 Schematics, and Parts Lists
215
PRO Series Model Chart
294
Technical Specifications
294
Chapter 2 Theory of Operation
297
Introduction
297
UHF Band 2 (450-512/527 Mhz) 1-25W Receiver Front-End
297
Receiver Front-End
297
Front-End Bandpass Filters and Pre-Amplifier
298
First Mixer and High Intermediate Frequency
298
UHF Band 2 (450-512/527 Mhz) 1-25 W Transmitter Power Amplifier
299
First Power Controlled Stage
300
Power Controlled Driver Stage
300
Final Stage
300
Directional Coupler
301
Antenna Switch
301
Harmonic Filter
301
Power Control
301
UHF Band 2 (450-512/527 Mhz) 1-25 W Frequency Synthesis
302
Reference Oscillator
303
Voltage Controlled Oscillator (VCO)
304
Synthesizer Operation
305
Chapter 3 Troubleshooting Charts
307
Troubleshooting Flow Chart for Receiver
307
Troubleshooting Flow Chart for 25 W Transmitter
311
Troubleshooting Flow Chart for Synthesizer
312
Troubleshooting Flow Chart for VCO
313
Troubleshooting Flow Chart for Passport
314
Chapter 2 Theory of Operation
459
Introduction
459
VHF (136-174 Mhz) 25-45 W Bipolar Receiver Front-End
459
Receiver Front-End
459
Front-End Bandpass Filters and Pre-Amplifier
460
First Mixer and 1St Intermediate Frequency
460
2Nd Intermediate Frequency (IF) and Receiver Back-End
460
VHF (136-174 Mhz) 25-45 W Bipolar Transmitter Power Amplifier
461
Power Controlled Stage
461
Pre-Driver Stage
462
Driver Stage
462
Final Stage
462
Directional Coupler
462
Antenna Switch
462
Harmonic Filter
463
Power Control
463
VHF (136-174 Mhz) 25-45 W Bipolar Frequency Synthesis
463
Reference Oscillator
463
Fractional-N Synthesizer
464
Voltage Controlled Oscillator (VCO)
465
Synthesizer Operation
466
Chapter 3 Troubleshooting Charts
467
Troubleshooting Flow Chart for Receiver
468
Troubleshooting Flow Chart for 45 W Transmitter
469
Troubleshooting Flow Chart for Synthesizer
471
Troubleshooting Flow Chart for VCO
472
Model Charts and Technical Specifications
527
CDM Series Model Chart
527
PRO Series Model Chart
528
Technical Specifications
528
Theory of Operation
531
Introduction
531
Receiver Front-End
531
Front-End Bandpass Filters and Pre-Amplifier
532
Pre-Driver Stage
534
Final Stage
534
Power Control
535
Reference Oscillator
536
Fractional-N Synthesizer
536
Voltage Controlled Oscillator (VCO)
537
Synthesizer Operation
538
Troubleshooting Charts
539
Troubleshooting Flow Chart for Receiver
540
Troubleshooting Flow Chart for 40W Transmitter
541
Troubleshooting Flow Chart for Synthesizer
542
Troubleshooting Flow Chart for VCO
543
Troubleshooting Flow Chart for Passport
544
Model Charts and Technical Specifications
561
PRO Series Model Chart
562
Technical Specifications
562
Theory of Operation
565
Introduction
565
Receiver Front-End
565
Front-End Bandpass Filters and Pre-Amplifier
566
Power Controlled Stage
567
Driver Stage
568
Final Stage
568
Antenna Switch
568
Harmonic Filter
569
Power Control
569
Reference Oscillator
570
Fractional-N Synthesizer
570
Voltage Controlled Oscillator (VCO)
571
Synthesizer Operation
572
Troubleshooting Charts
573
Troubleshooting Flow Chart for Synthesizer
578
Troubleshooting Flow Chart for VCO
579
Model Charts and Technical Specifications
605
UHF Band 1 (403-470 Mhz) 25-40 W LDMOS Model Charts
605
CDM Series Model Chart
605
PRO Series Model Chart
606
Theory of Operation
609
Introduction
609
UHF Band 1 (403-470 Mhz) 25-40 W LDMOS Receiver Front-End
609
Receiver Front-End
609
Front-End Bandpass Filters and Pre-Amplifier
610
Low Intermediate Frequency (IF) and Receiver Back-End
611
UHF Band 1 (403-470 Mhz) 25-40 W LDMOS Transmitter Power Amplifier
611
First Power Controlled Stage
612
Power Controlled Driver Stage
612
Final Stage
612
Directional Coupler
612
Antenna Switch
612
Harmonic Filter
613
Power Control
613
UHF Band 1 (403-470 Mhz) 25-40 W LDMOS Frequency Synthesis
613
Reference Oscillator
614
Fractional-N Synthesizer
614
Voltage Controlled Oscillator (VCO)
615
Synthesizer Operation
616
Troubleshooting Charts
617
Troubleshooting Flow Chart for Synthesizer
621
Troubleshooting Flow Chart for VCO
622
Troubleshooting Flow Chart for Passport
623
Chapter 1 Model Charts and Technical Specifications
651
CDM Series Model Chart
651
PRO Series Model Chart
652
Chapter 2 Theory of Operation
655
Introduction
655
UHF Band 2 (450-512/520 Mhz) 25-40 W LDMOS Receiver Front-End
655
Receiver Front-End
655
Front-End Bandpass Filters and Pre-Amplifier
656
Low Intermediate Frequency (IF) and Receiver Back-End
656
UHF Band 2 (450-512/520 Mhz) 25-40 W LDMOS Transmitter Power Amplifier
657
First Power Controlled Stage
658
Power Controlled Driver Stage
658
Final Stage
658
Directional Coupler
658
Harmonic Filter
659
Power Control
659
UHF Band 2 (450-512/520 Mhz) 25-40 W LDMOS Frequency Synthesis
660
Reference Oscillator
661
Voltage Controlled Oscillator (VCO)
661
Synthesizer Operation
662
Troubleshooting Charts
665
Troubleshooting Flow Chart for Receiver
666
Troubleshooting Flow Chart for 40 W Transmitter
667
Troubleshooting Flow Chart for Synthesizer
668
Troubleshooting Flow Chart for VCO
669
Troubleshooting Flow Chart for Passport
670

Motorola CDM1250 Service Manual (178 pages)

CDM/PRO Series Professional Series Two-Way Mobile Radios

Brand: Motorola | Category: Two-Way Radio | Size: 6.09 MB

Motorola CDM1250 Basic Service Manual (92 pages)

CDM Series Professional Series Two-Way Mobile Radio

Brand: Motorola | Category: Two-Way Radio | Size: 2.64 MB

Foreword

4
- Computer Software Copyrights
  4
- Document Copyrights
  4
- Disclaimer
  4
- Trademarks
  4
- Table of Contents
  5
Chapter 1 Introduction

9
Chapter 2 Maintenance

13
Chapter 3 Transceiver Performance Testing

35
- General
  35
- Setup
  35
- Initial Equipment Control Settings
  36
- RF Test Mode
  36
Chapter 4 Radio Programming and Tuning Procedures

43
- Introduction
  43
- CPS Programming Setup
  43
- Radio Tuning Setup
  45
  - Initial Test Equipment Control Settings
    45
- Transmitter Tuning
  46
- Receiver Tuning
  53
  - Front End Filter Tuning
    54
  - Rated Volume Tuning
    57
  - Squelch Tuning
    58
Chapter 5 Power up Self-Test

61
Chapter 6 Accessories

65
- Accessories
  65
  - Antennas
    65
  - Mounting
    66
  - Remote Mount
    66
  - Loudspeaker
    66
  - Audio
    66
  - Hands Free Operation
    67
  - Base Control
    67
  - Desktop
    68
  - Installation
    68
  - Option Boards
    68
  - Buttons
    68
- Error Codes - Passport
  71
Chapter 7 Model Chart and Test Specifications

73
Glossary

87

Motorola CDM1250 User Manual (50 pages)

Brand: Motorola | Category: Two-Way Radio | Size: 0.58 MB

Table of Contents
1
Computer Software Copyrights
2
Safety

3
- Product Safety and RF Exposure Compliance
  3
Radio Overview

5
- Parts of the Radio
  5
  - Optional Enhanced Keypad Microphone (RMN4026)
    6
  - On/Off/Volume Knob
    7
  - Channel Selector Buttons
    7
  - LED Indicators
    7
  - Programmable Buttons
    7
  - Push-To-Talk (PTT) Button
    10
  - Microphone
    10
  - Use with Enhanced Keypad Microphone (RMN4026)
    10
  - LCD Screen
    10
- Audio Indicators for Programmable Buttons
  12
Getting Started

13
- Turning the Radio on or off
  13
- Adjusting the Volume
  13
- Selecting a Zone
  14
- Selecting a Radio Channel
  14
- Sending a Call
  15
- Receiving a Call
  15
Radio Calls

17
- Making a Selective Call
  17
- Receiving a Selective Callf
  18
- Sending a Call Alert Page
  18
- Receiving a Call Alert Page
  19
- Radio Check
  21
- Responding to Emergency
  23
  - Alerts E
    23
    
    Decoding an Emergency Alarm
    23
    
    Multiple Queued Emergencies
    24
    
    Three Minute Timer
    24
    
    After the Timer Expires
    24
- Clearing an Emergency
  25
  - Alert E
    25
- Sending an Emergency Remote Monitor
  25
- Sending an Emergency Alert E
  26
- Selective Radio Inhibit
  26
- Repeater or Talkaround Jmode
  26
- Setting the Power Level B
  27
- Name and Call Tone Tagging
  28
Scan

31
Phone

37
- Making a Phone Call D
  37
Audio/Tone Settings

39
Utilities

41
- Selecting the Display Language
  42
Warranty

43
- Limited Warranty
  43
Accessories

47
- Audio
  47
- Mounting
  47
- Antennas
  48
- Control Station
  48
- Menu Navigation Chart
  50

Motorola CDM1250 User Manual (112 pages)

Professional Series

Brand: Motorola | Category: Radio | Size: 2.11 MB

Motorola CDM1250 Service & Installation Manual (32 pages)

CDM-Series Control Station

Brand: Motorola | Category: Two-Way Radio | Size: 8.81 MB

Control Station
1
Computer Software Copyrights
2
Table of Contents
3
Foreword

5
Introduction to the CDM Control Station

9
- Overview
  9
- Mobile Radio Compatibility
  9
- Physical Description
  9
- Cables
  10
- Preventive Maintenance
  11
  - Visual Inspection
    11
  - Periodic Cleaning
    11
Section 2

13
Section

13
CDM Control Station Operation

13
- Overview
  13
- General Description
  13
- Performance
  13
- General Specifications
  13
- Control Functions and Indicators
  13
  - Transmit
    13
  - Monitor
    13
  - Intercom
    14
  - Supervisory
    14
  - Speaker Volume
    14
- Audio Sources and Level Adjustments
  14
  - Microphone Sources
    14
  - Speaker
    14
  - Accessory RX
    14
- Audio States
  14
  - Transmit Audio
    14
  - Intercom Audio
    14
  - Overview
    17
CDM Control Station Installation

17
- General Considerations
  17
- Interface Module Settings
  17
  - Switch Settings
    17
  - Jumper Settings
    17
  - Adjusting Audio Levels
    17
- Additional Considerations
  18
  - Desk Microphone
    18
- Basic Disassembly/Assembly
  18
Theory of Operation

23
- Audio Paths
  23
- Digital Functions
  23
  - MIC Selection
    23
  - Intercom/Parallel Transmit Audio
    23
  - Receiver Audio
    23
  - Troubleshooting
    25
CDM Control Station

25
CDM Control Station Troubleshooting

27

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