Tait TM8252 manuals
TM8252
Table of contents
- contact information
- Table Of Contents
- Table Of Contents
- Issue
- Associated Documentation
- Publication Record
- Abbreviations
- Chapter 1 Description of the Radio
- Introduction
- frequency bands
- product codes
- compliance information
- Description
- user interfaces
- microphone connector
- hardware and software architecture
- operation in receive mode
- operation in transmit mode
- Circuit Descriptions
- transmitter circuitry
- receiver circuitry
- frequency synthesizer circuitry
- frequency control loop
- codec and audio circuitry
- power supply circuitry
- interface circuitry
- digital board
- Chapter 2 Servicing the Radio
- General Information
- servicing precautions
- replacing board components
- shielding cans and connectors
- smt repair techniques
- defining frequency bands
- visual and audible indications
- disassembly and reassembly
- Disassembly and Reassembly
- disassembling the radio body
- reassembling the radio body
- disassembling and reassembling the control head
- servicing procedures
- Servicing Procedures
- final tasks
- power supply fault finding
- Power Supply Fault Finding
- interface fault finding
- Interface Fault Finding
- frequency synthesizer fault finding
- Frequency Synthesizer Fault Finding
- loop filter
- power supply for fcl
- vcxo and tcxo outputs
- signals at tp501 and tp
- vcxo and codec circuitry
- receiver fault finding
- Receiver Fault Finding
- excessive loss of sensitivity
- moderate or slight loss of sensitivity
- incorrect rssi readings
- faulty radio mute
- high receiver distortion
- Transmitter Fault Finding (40W/50W)
- Transmitter Fault Finding (25W)
- codec and audio fault finding
- CODEC and Audio Fault Finding
- faulty speaker audio
- no speaker audio at auxiliary connector
- faulty receiver
- faulty modulation
- faulty modulation using auxiliary connector
- Fault Finding of Control Head with Graphical Display
- power supply faulty
- lcd display faulty
- lcd backlighting faulty
- lcd heating faulty
- function key leds or status leds faulty
- keypad backlighting faulty
- ptt faulty
- Fault Finding of Control Head with 1- 2- or 3-Digit Display
- spare parts
- Spare Parts
- Chapter 3 Accessories
- TMAA01-01 Line-Interface Board
- programming information
- power supply
- TMAA01-02 RS-232 Board
- TMAA01-05 Options-Extender Board
- TMAA02-02 DTMF Microphone
- TMAA02-06 Support Kit for Concealed & Dynamic Microphones
- TMAA02-07 Concealed Microphone
- TMAA02-08 Keypad Microphone
- TMAA03-02 Security Bracket
- installing a remote kit
- Installing a Remote Kit
- installing an enhanced remote kit
- Installing an Enhanced Remote Kit
- TMAA04-04 Crossband Linking Cable
- operational testing
- TMAA04-05 Ignition Sense Kit
- TMAA10-01 Desktop Microphone
- TMAA10-02 Handset
- TMAA10-03 and TMAA10-06 High-Power Remote Speakers
- TMAA10-04 Remote PTT Kit and TMAA10-05 Hands-Free Kit
- TMAA10-07 Desktop Microphone
- TOPA-SV-024 Test Unit
- limited warranty
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