Tait T2035 Trunked Mobile Radio Manuals

Manuals and User Guides for Tait T2035 Trunked Mobile Radio. We have 2 Tait T2035 Trunked Mobile Radio manuals available for free PDF download: Service Manual

Tait T2035 Service Manual

Tait T2035 Service Manual (126 pages)

Brand: Tait | Category: Test Equipment | Size: 3 MB

Table of Contents

Table of Contents

10
List of Illustrations

19
- General Information
  21
- Introduction
  22
- General
  23
- Introduction
  23
- Specifications
  23
- Receiver Performance
  25
- Transmitter Performance
  27
- Frequency Reference
  28
- Operating Instructions
  29
- T2030, T2035, T2040 & T2050 Models
  29
- T2060 Model
  29
- Trunking
  29
- Product Codes
  30
- Circuit Description
  31
- Design Overview
  32
- Synthesiser
  33
- Audio & Regulators
  34
- Figure 2.1 T2000 TCXO/TX Audio PCB Block Diagram
  34
- TCXO/TX Audio PCB
  34
- Figure 2.2 T2000 if PCB Block Diagram
  35
- If Pcb
  35
- Figure 2.3 T2000-100 & -400 RF PCB Block Diagram
  36
- T2000-100 & -400 Receiver
  36
- T2000-100 & -400 Rf Pcb
  36
- T2000-100 & -400 Exciter
  37
- T2000-100 & -400 Power Amplifier
  37
- Figure 2.4 T2000-200 RF PCB Block Diagram
  38
- T2000-200 Receiver
  38
- T2000-200 Rf Pcb
  38
- T2000-200 Exciter
  39
- T2000-200 Power Amplifier
  39
- Figure 2.5 T2000-300 RF PCB Block Diagram
  40
- T2000-300 Receiver
  40
- T2000-300 Rf Pcb
  40
- T2000-300 Exciter
  41
- T2000-300 Power Amplifier
  41
- Figure 2.6 T2000-500, -600, -700, -900 & -000 RF PCB Block Diagram
  42
- T2000-500, -600, -700, -900 & -000 Receiver
  42
- T2000-500, T2000-600, T2000-700, -900 & -000 Rf Pcb
  42
- T2000-500, -600, -700 -900 & -000 Exciter
  43
- T2000-500, -600, -700, -900 & -000 Power Amplifier
  43
- Figure 2.7 T2000-800 RF PCB Block Diagram
  44
- T2000-800 Receiver
  44
- T2000-800 Rf Pcb
  44
- T2000-800 Exciter
  45
- T2000-800 Power Amplifier
  45
- Control Module
  46
- T2010 & T2015 HC05 Logic PCB
  46
- Figure 2.9 T2015 & T2060 Control Head Block Diagram
  47
- Figure 2.10 T2020, T2040 & T2050 Control Head
  48
- T2020, T203X, T2040, T2050 & T2060 HC11 Logic PCB
  49
- Introduction to Servicing
  51
- Caution: Accidental Transmit
  52
- Caution: Antenna Loading
  52
- Caution: Beryllium Oxide & Power Transistors
  52
- Caution: CMOS Devices
  52
- Figure 3.1 Anti-Static Bench Set-Up
  52
- Servicing Precautions
  52
- Caution: Screw Head Types
  53
- Figure 3.2 Screwdriver Identification
  53
- Figure 3.3 T2000 Series II Radio Assembly
  54
- Disassembly Instructions
  55
- To Gain Access to the Logic PCB
  55
- To Remove the Bottom Cover and Microprocessor Shield
  55
- Locally Mounted Models
  56
- Remotely Mounted Models
  56
- To Detach the Control Head
  56
- Figure 3.4 T2010, T2015 & T203X Control Head Assembly
  57
- T2010, T2015, T203X & T2060 Radios
  57
- To Disassemble the Control Head
  57
- Figure 3.5 T2020, T2040 & T2050 Control Head Assembly - Locally Mounted
  59
- T2020, T2040 & T2050 Radios
  59
- Figure 3.6 T2020, T2040 & T2050 Control Head Assembly - Remotely Mounted
  60
- Figure 3.7 EMC Filter PCB Mounting
  61
- To Detach the EMC Filter PCB
  61
- To Remote a Locally Mounted T2020, T2040 & T2050
  61
- Power Amplifier - Special Instructions
  62
- To Remove Case Mica Capacitors
  62
- To Replace PA Transistors
  62
- Repair
  63
- Servicing Equipment Required
  63
- Surface Mount Device (SMD) Precautions
  63
- Surface Mount Devices
  63
- Figure 3.8 Identifying SMD Components
  64
- Removal & Replacement of SMD Components
  65
- Figure 3.9 SMD Soldering Guide
  66
- Common Causes of SMD Failure
  67
- Desoldering Iron Method
  67
- Leaded Component Removal
  67
- Component Cutting Method
  68
- Programming
  68
- Functional Tests
  69
- Test Equipment Required
  70
- Connecting the Radio
  71
- Figure 4.1 Suggested Test Equipment Set-Up
  71
- Trunked Radios
  72
- Trunking System Check
  72
- Receiver Performance Tests
  73
- To Check the Squelch Operation
  73
- To Check the Squelch Ratio
  73
- To Check the Audio Output Level and Distortion
  74
- To Check the Sinad Sensitivity
  74
- Rssi
  75
- To Check the Signal+Noise to Noise Ratio
  75
- To Check the Ultimate Signal to Noise Ratio
  75
- To Check the Operation of the Noise Blanker
  76
- Audio Processor
  77
- To Check the Audio ALC Operation
  77
- To Check the Limiter Circuit Operation
  77
- Transmitter Performance Tests
  77
- Modulation Characteristics
  78
- To Check the above Limiting Response
  78
- To Check the below Limiting Response
  78
- To Check the Gain of the Audio Processor
  78
- To Check the RF Power Control Circuit
  79
- Fault Finding
  81
- T2040 Radios
  81
- Component Checks
  82
- Integrated Circuit (IC) Check
  82
- Servicing Warning
  82
- Transistor Check
  82
- Visual Checks
  82
- DC Checks
  83
- Control Line Voltages
  84
- Receiver RF Checks
  84
- VCO Frequency
  84
- Figure 5.1 RF Test Cable
  85
- RF Sensitivity
  85
- Transmitter RF Checks
  85
- Base Station Check
  86
- Base Station Control Channel Hunt
  86
- T2030 Radios
  86
- T2040 Radios
  86
- Trunked Radios: System Check
  86
- Manual Test Mode (MTM)
  87
- Test Mode Overview
  87
- Trunked Radios: Test Mode
  87
- T2030 & T2035 MTM Operation
  88
- Computer Controlled Test Mode (CCTM)
  89
- T2040 & T2050 MTM Operation
  89
- CCTM Protocol
  90
- CCTM Selection
  90
- Power-Up State
  91
- Resetting the Radio
  91
- Test Facilities Available
  91
- Test Facilities Table
  92
- Trunked Radios: Radio Mode/Status Display Codes
  95
- Options Interface Specifications
  97
- Fault Finding Charts
  100
- Radio Won't Switch on
  101
- Radio Won't Program
  102
- Synthesiser Faults
  103
- Receiver Front End Faults
  104
- Receiver if Faults
  105
- Receiver Mute Faults
  106
- No Audio on Receive
  107
- Transmitter RF Low Power Faults
  108
- Transmitter Power Control Faults
  110
- 5.10.10 Transmit Audio Absent
  111
- Trunked Radios: Radio Won't Acquire a Control Channel
  112
- Tuning & Adjustment
  113
- Tuning Precautions
  114
- Tuning & Adjustment Points
  115
- Figure 6.1 RF & Txco/Tx Audio Pcbs - Tuning & Adjustment Points
  116
- Power Output
  117
- Transmitter Adjustments
  117
- Trunked Radios
  117
- Dual Point Modulation Adjustment
  118
- TCXO Alignment
  118
- CTCSS Modulation Adjustment
  119
- LTR Code Deviation Adjustment
  119
- Modulation Adjustment
  119
- FFSK Adjustment (Trunked Models Only)
  120
- Selcall Tone Deviation
  120
- T203X Radios
  120
- T2040 Radios
  120
- Figure 6.2 Receiver Tuning Amplifier
  121
- Receiver Adjustments
  121
- RF Alignment
  121
- Internal Mute Control
  122
- L' Level Set-Up (Trunked Radios Only)
  122
- Rssi
  122

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Tait T2035 Service Manual

Tait T2035 Service Manual (150 pages)

Brand: Tait | Category: Two-Way Radio | Size: 3 MB

Table of Contents

Table of Contents

12
- T2000-800 Rf Pcb
  17
- T2010 & T2015 HC05 Logic PCB
  17
T2000 Data Interface Decoupling Pcb

18
- T2020, T203X, T2040, T2050 & T2060 HC11 Logic PCB
  18
Table of Contents

22

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