Tait TM8255 Manuals

Tait TM8255 Service Manual (578 pages)

TM8100 series; TM8200 series

Brand: Tait | Category: Radio | Size: 33.34 MB

Table of Contents

3
- Preface
  5
  - Scope of Manual
    5
  - Hardware and Software Versions
    5
  - Issue
    5
  - Associated Documentation
    6
  - Publication Record
    7
  - Alert Notices
    7
  - Abbreviations
    8
- Chapter 1 Description of the Radio
  11
Chapter 1 - Description of the Radio

12
- Introduction
  13
  - Frequency Bands
    15
  - RF Output Power
    15
  - Accessories
    16
  - Product Codes
    17
  - Labels
    18
  - Specifications
    18
- Description
  19
  - Mechanical Design
    19
  - User Interfaces
    35
  - Connectors
    36
  - Hardware and Software Architecture
    45
  - Operation in Receive Mode
    50
  - Operation in Transmit Mode
    55
- Circuit Descriptions
  63
  - Transmitter Circuitry
    65
  - Receiver Circuitry
    68
  - Frequency Synthesizer Circuitry
    72
  - Frequency Control Loop
    76
  - CODEC and Audio Circuitry
    77
  - Power Supply Circuitry
    81
  - Interface Circuitry
    87
  - Digital Board
    89
  - Control-Head Board with Graphical Display
    92
  - Control-Head Board with 1-, 2- or 3-Digit Display
    95
  - RJ45 Control Head
    98
- Chapter 2 Servicing the Radio
  99
Chapter 2 - Servicing the Radio

100
- General Information
  103
  - Repair Levels and Website Access
    103
  - Tools, Equipment and Spares
    106
  - Servicing Precautions
    108
  - Test Equipment Setup
    111
  - Replacing Board Components
    113
  - Shielding Cans and Connectors
    114
  - SMT Repair Techniques
    116
  - Computer-Controlled Test Mode (CCTM)
    118
  - Defining Frequency Bands
    126
  - Visual and Audible Indications
    127
- Disassembly and Reassembly
  129
- Servicing Procedures
  149
  - Initial Tasks
    149
  - Final Tasks
    157
- Power Supply Fault Finding
  163
- Interface Fault Finding
  173
- Frequency Synthesizer Fault Finding
  179
  - Initial Checks
    180
  - Power Supplies
    183
  - Phase-Locked Loop
    192
  - Loop Filter
    198
  - Receive VCO and Related Circuitry (UHF Radios)
    203
  - Transmit VCO and Related Circuitry (UHF Radios)
    212
  - VCO and Related Circuitry (VHF Radios)
    217
  - Power Supply for FCL
    227
  - VCXO and TCXO Outputs
    230
  - Signals at TP501 and TP502
    233
  - VCXO and CODEC Circuitry
    237
- Receiver Fault Finding
  239
  - Faulty Receiver Sensitivity
    240
  - Excessive Loss of Sensitivity
    242
  - Moderate or Slight Loss of Sensitivity
    246
  - Incorrect RSSI Readings
    250
  - Faulty Radio Mute
    253
  - High Receiver Distortion
    256
- Transmitter Fault Finding (40W/50W)
  259
  - Power Supplies
    262
  - Transmitter RF Power
    269
  - Biasing of PA Driver and Pas
    280
  - RF Signal Path
    302
- Transmitter Fault Finding (25W)
  323
  - Power Supplies
    326
  - Transmitter RF Power
    332
  - Biasing of PA Driver and Pas
    342
  - RF Signal Path
    361
- CODEC and Audio Fault Finding
  381
  - Power Supplies
    382
  - Faulty Speaker Audio
    384
  - No Speaker Audio at Auxiliary Connector
    391
  - Faulty Receiver
    396
  - Faulty Modulation
    398
  - Faulty Modulation Using Auxiliary Connector
    402
- Fault Finding of Control Head with Graphical Display
  405
  - CCTM Commands
    406
  - Power Supply Faulty
    408
  - LCD Display Faulty
    410
  - LCD Backlighting Faulty
    412
  - LCD Heating Faulty
    413
  - Function Key Leds or Status Leds Faulty
    414
  - Keypad Backlighting Faulty
    416
  - On/Off Key Faulty
    418
  - Function, Scroll, or Selection Keys Faulty
    420
  - 14.10 Speaker Faulty
    422
  - 14.11 Volume Control Faulty
    424
  - 14.12 PTT Faulty
    426
- Fault Finding of Control Head with 1- 2- or 3-Digit Display
  429
  - Display Faulty but Not Leds
    432
  - Some Leds Faulty
    433
  - All Leds Faulty
    434
  - Display and All Leds Faulty
    434
  - Some but Not All Keys Faulty
    435
  - All Keys Faulty
    435
  - Speaker Faulty
    436
  - Volume Control Faulty
    436
- Spare Parts
  437
- Chapter 3 Accessories
  447
Chapter 3 - Accessories

448
- TMAA01-01 Line-Interface Board
  451
  - Operation
    451
  - Configuring the Line-Interface Board
    451
- Installing the Line-Interface Board
  455
- Programming Information
  458
- Interface Specification
  459
- Line-Interface Board Application
  460
- Line-Interface Board Specifications
  461
- Circuit Description
  463
- PCB Information
  465
- TMAA01-02 RS-232 Board
  471
  - Operation
    471
- Installing the RS-232 Board
  472
- Interface Specification
  474
- PCB Information
  475
- TMAA01-05 Options-Extender Board
  479
  - Changing the Options-Extender Links
    479
- Installing the Options-Extender Board
  481
- Interface Specification
  483
- PCB Information
  485
- TMAA02-02 DTMF Microphone
  489
  - Installation
    489
- Adjustment
  490
- Radio Programming
  490
- Interface Specification
  491
- Circuit Description
  492
- TMAA02-06 Support Kit for Concealed & Dynamic Microphones
  493
  - Installation
    493
- Radio Programming
  494
- Interface Specification
  495
- PCB Information
  496
- TMAA02-07 Concealed Microphone
  501
  - Installation
    501
- Radio Programming
  502
- TMAA02-08 Keypad Microphone
  503
  - Operation
    503
- Installation
  504
- Interface Specification
  505
- Radio Programming
  505
- TMAA03-02 Security Bracket
  507
- Installation Planning
  508
- Installing the Security Bracket and Radio
  508
- Disassembling the Security Bracket
  509
- Removing a Radio from the Security Bracket
  509
- Replacing the Radio in the Security Bracket
  509
- Re-Ordering Extra Parts
  510
- Installing a Remote Kit
  511
  - Installation
    511
- Circuit Description
  517
- Servicing the Remote Kit Parts
  518
- PCB Information
  520
- Installing an Enhanced Remote Kit
  527
  - Installation
    527
- Circuit Description
  533
- Servicing the Remote Control-Head Installation Parts
  534
- PCB Information
  536
- TMAA04-04 Crossband Linking Cable
  543
  - Installation
    543
  - Radio Programming
    543
- Interface Specification
  545
- Operational Testing
  545
- PCB Information
  546
- TMAA04-05 Ignition Sense Kit
  549
  - Installation
    549
    
    Radio Programming
    549
- TMAA10-01 Desktop Microphone
  551
  - Operation
    551
    
    Installation
    551
  - Adjustment
    552
  - Interface Specification
    552
  - Circuit Description
    553
- TMAA10-02 Handset
  555
  - Installation
    555
  - Radio Programming
    557
  - Interface Specification
    558
- TMAA10-03 and TMAA10-06 High-Power Remote Speakers
  559
  - Installation
    559
- TMAA10-04 Remote PTT Kit and TMAA10-05 Hands-Free Kit
  561
  - VOX Operation (TMAA10-05 Hands-Free Kit)
    561
  - Installation
    562
  - 32.3 Radio Programming for the TMAA10-04 Remote PTT Kit
    563
  - 32.4 Radio Programming for the TMAA10-05 Hands-Free Kit
    564
  - Interface Specification
    564
  - Circuit Description
    565
  - PCB Information
    566
- TMAA10-07 Desktop Microphone
  569
  - Operation
    569
    
    Installation
    569
  - Adjustment
    570
  - Radio Programming
    570
  - Interface Specification
    570
- TOPA-SV-024 Test Unit
  571
  - Test Equipment Setup
    571
  - Operation
    573
  - PCB Information
    575

Tait TM8255 Manuals

Tait TM8255 Service Manual (578 pages)

Table of Contents

Table of Contents

Chapter 1 - Description of the Radio

Chapter 2 - Servicing the Radio

Chapter 3 - Accessories

Tait TM8255 Operator's Manual (142 pages)

Table of Contents

For Your Safety

Your Radio's Settings

Navigating Your Radio's Menus

Getting Started

Basic Operation

Operating in Conventional Mode

Dual Radio Operation (TM8260 Only)

Operating in MPT Trunked Mode

Dialling Calls in MPT Trunked Mode

Customizing Radio Settings

Troubleshooting

Tait Software Licence Agreement

Tait TM8255 Operator's Manual (126 pages)

Table of Contents

Directive 1999/5/EC Declaration of Conformity

For Your Safety

Your Radio's Settings

Getting Started

Basic Operation

Operating in Conventional Mode

Dual Radio Operation (TM8260 Only)

Operating in MPT Trunked Mode

Dialling Calls in MPT Trunked Mode

Customizing Radio Settings

Troubleshooting

Licence Agreement

Tait TM8255 User Manual (98 pages)

Table of Contents

For Your Safety

Your Radio's Settings

Navigating Your Radio's Menus

Getting Started

Basic Operation

Operating in Conventional Mode

Operating in MPT Trunked Mode

Dialling Calls in MPT Trunked Mode

Troubleshooting

Tait Software Licence Agreement

Tait TM8255 User Manual (74 pages)

Table of Contents

Tait TM8255 User Manual (42 pages)

Table of Contents

Part 1: Radio Operation

Tait General Software Licence Agreement

About this Guide

Your Radio's Settings

Navigating Your Radio's Menus

Safety and Compliance Warnings

Getting Started

Basic Operation

Troubleshooting

Notes

Part 2: Radio Installation Procedures

Installation Warnings

Installation Planning

Radio Installation

Other Installation Options

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