Table Of Contents - Kenwood TM-V71A Service Manual

Table of Contents

Table Of Contents1
Disassembly For Repair2
Precautions For Disassembly2
Circuit Description3
Frequency Configuration3
Receiver System4
Band A/B Vhf Receiver Circuit4
Band A/B Uhf Receiver Circuit4
Transmitter System5
Audio Circuit5
Modulation Circuit5
Transmitter Circuit6
Apc Circuit6
Pll Circuit7
Power Supply Circuit7
Overheating Protection Circuit7
Reference Oscillator Circuit7
Af Signal System8
Serial Control8
Narrow/ Wide Switching Circuit8
Beep Circuit And Mute Circuit8
Data Terminal And Peripheral Circuits9
Microphone Key Input9
Transmission Signals9
Data Terminal Input/ Output Level9
Panel Section10
Reception Signals10
Squelch Signal Output Circuit10
Key, Encoder, Volume Input Circuit10
Semiconductor Data11
Main Mpu11
Shift Register12
Electorical Volume Ic13
Cross Point Switch13
Panel Mpu13
Components Descriptiont14
Display Unit14
Tx-Rx Unit14
Terminal Function19
Parts List22
Exploded View38
Packing39
Adjustment40
Measuring Equipment For Alignment40
Preparation40
Front Panel40
Service Jig41
Echolink Operation Check Method41
Rear Panel41
How To Use The Data Terminal Short Plug41
Adjustment Mode42
Adjustment Items42
How To Enter The Adjustment Mode42
Lcd Display In The Adjustment Mode42
Panel Key Operation In The Adjustment Mode43
Example Of The Adjustment Mode Operation Procedure43
Adjustment Item, Adjustment Band Item, Display And The Frequency That Is Set To The Transceiver44
Common Section47
Transmitter Section47
Reciever Section52
Pc Board60
Display Unit, Component Side View60
Display Unit (X54-3590-00)60
Display Unit, Foil Side View62
Tx-Rx Unit, Tx-Rx Section, Component Side View64
Tx-Rx Unit (X57-731X-Xx)64
Tx-Rx Unit, Tx-Rx Section, Foil Side View66
Tx-Rx Unit, Control Section, Component Side View68
Tx-Rx Unit, Control Section, Foil Side View70
Interconnection Diagram Tx-Rx Unit72
Interconnection Diagram Display Unit73
Schematic Diagram74
Block Diagram86
Level Diagram88
Receiver Section88
Optional Accessories90
Cord Assembly90
Specifications91