ICOM IC-7400 Manuals

Manuals and User Guides for ICOM IC-7400. We have 4 ICOM IC-7400 manuals available for free PDF download: Instruction Manual, Service Manual, Technical Information

ICOM IC-7400 Instruction Manual (116 pages)

HF/VHF ALL MODE TRANSCEIVER

Brand: ICOM | Category: Transceiver | Size: 5.89 MB

Important

2
Explicit Definitions

2
Precautions

2
- Table of Contents
  3
Quick Reference Guide

4
- I Installation
  4
- I Operation
  6
- I Your First Contact
  7
- I Ready to Call CQ
  12
1 Panel Description

14
- I Front Panel
  14
- I Rear Panel
  20
- D Data Socket
  21
- I LCD Display
  22
- I Multi Function Switches
  24
- I Microphone (HM-36)
  25
- Panel Description
  25
2 Installation and Connections

26
- I Unpacking
  26
- I Selecting a Location
  26
- I Grounding
  26
- I Antenna Connection
  26
- I Required Connections
  27
- I Advanced Connections
  28
- I Power Supply Connections
  29
- I Linear Ampliﬁer Connections (Not Usable in European Countries)
  30
- I External Antenna Tuner Connections
  30
3 Basic Operation

31
- I When First Applying Power (CPU Resetting)
  31
- I Initial Settings
  31
- I Selecting an Operating Band
  32
- I Selecting Vfo/Memory Mode
  33
- I VFO Operation
  33
- I Frequency Setting
  34
- I Operating Mode Selection
  36
- I Volume Setting
  36
- I Squelch and Receive (RF) Sensitivity
  37
- I Basic Transmit Operation
  38
4 Receive and Transmit

39
- I Operating SSB
  39
- I Operating CW
  40
- I Electronic Keyer Functions
  42
- I Operating RTTY (FSK)
  48
- I RTTY Functions
  49
- I Operating am
  53
- I Operating FM
  54
- I Repeater Operation
  57
- Receive and Transmit
  58
Functions for Receive

59
- I Simple Band Scope
  59
- I Preamp/Attenuator
  60
- I RIT Function
  60
- I AGC Function
  61
- I if Filter Selection
  62
- I if (DSP) Filter Shape
  63
- I Noise Blanker
  63
- I Meter Peak Hold Function
  63
- I Twin PBT Operation
  64
- I Noise Reduction
  65
- I Notch Function
  65
- I Dial Lock Function
  65
- I Voice Squelch Control Function
  66
Functions for Transmit

67
- I VOX Function
  67
- I Break-In Function
  68
- I ∂TX Function
  69
- I Monitor Function
  69
- I Speech Compressor
  70
- I Transmit Filter Width Selection
  70
- I Split Frequency Operation
  71
- I Quick Split Function
  72
- I Measuring SWR
  73
7 Memory Operation

74
- I Memory Channels
  74
- I Memory Channel Selection
  74
- I Programming a Memory
  75
- I Memory Clearing
  75
- I Selecting the Call Channel
  76
- I Programming the Call Channel
  76
- I Frequency Transferring
  77
- I Programming Scan Edges
  78
- I Assigning Memory Names
  79
- I Memo Pads
  80
- Memory Operation
  80
8 Scans

81
- I Scan Types
  81
- I Preparation
  81
- I Voice Squelch Control Function
  82
- I Scan Set Mode
  82
- I Programmed Scan/Fine Programmed Scan
  83
- I Memory Scan Operation
  84
- I Select Memory Scan
  84
- I ∂F Scan Operation and Fine ∂F Scan
  85
- I Tone Scan/Dtcs Code Scan Operation
  86
- Scan
  86
9 Antenna Tuner Operation

87
10 Data Communication

90
- I Connections
  90
- I Packet (AFSK) Operation
  91
- I Adjusting the TNC Output Level
  92
- Data Communication
  92
- I Data Transmission Speed
  92
11 Set Mode

93
- I General Set Mode
  93
- I Tone Control Set Mode
  101
12 Option Installation

102
- I Opening the Transceiver's Case
  102
- Voice Synthesizer Unit
  102
- High Stability Crystal Unit
  103
- Option Installation
  103
13 Maintenance

104
- I Troubleshooting
  104
- I Fuse Replacement
  105
- I Tuning Dial Brake Adjustment
  105
- I Resetting the CPU
  106
- I Frequency Calibration (Approximate)
  106
- Maintenance
  106
14 Control Command

107
- I Remote Jack (CI-V) Information
  107
- Control Command
  111
15 Specifications

112
16 Options

113
17 About Ce

114
- About Ce
  115

iCom IC-7400 Service Manual (92 pages)

HF/VHF Transceiver

Brand: iCom | Category: Transceiver | Size: 14.37 MB

Table of Contents
3
Specifications

4
Inside Views

5
Disassembly and Option Installations

7
Circuit Description

9
- Receiver Circuits
  9
- Transmitter Circuits
  12
- Pll Circuits
  14
- Antenna Tuner Circuits
  15
- Power Supply Circuits
  16
Adjustment Procedures

17
- Preparation before Servicing
  17
- Pll Adjustments
  18
- Transmitter Adjustments
  20
- Receiver Adjustments
  24
- Adjustment Mode
  26
Section 9 Board Layouts

29
Section 8 Semi-Conductor Information

29
Section 7 Mechanical Parts

29
Parts List

29
- S-Logic Board
  29
- Ten-Key Board
  30
- Mode Board
  30
- Phone Board
  30
- Rit Board
  30
- Pbt Board
  30
- MIC Board
  30
- Main Unit
  40
- Pa Unit
  47
- Drv Board
  49
- Varistor-A Board
  50
- Varistor-B Board
  50
- Varistor-C Board
  50
- Varistor-D Board
  50
- Filter Board
  53
Block Diagram

81
Wiring Diagram

83
Voltage Diagrams

84
- Dsp Unit
  84
- Front Unit
  85
- Main Unit (1)
  86
- Main Unit (2)
  87
- Pa Unit, Filter, Drv and Varistor Boards
  88
- Ctrl and Tuner Units
  89
- Rf Unit
  90

Icom IC-7400 Service Manual (84 pages)

HF/VHF ALL MODE TRANSCEIVER

Brand: Icom | Category: Transceiver | Size: 11.29 MB

Table of Contents
3
Antenna Tuner
4
Receiver Circuits
9
Transmitter Circuits
12
Pll Circuits
14
Antennatuner Circuits
15
Power Supplycircuits
16
Specifications
4
Section 5 Adjustment Procedures

17
- Preparation before Servicing
  17
- Pll Adjustments
  18
- Transmitter Adjustments
  20
- Receiver Adjustments
  24
- Adjustmentmode
  26
Section 6 Parts List

29
- Front Unit
  29
- S-Logic Unit
  29
  - MIC Unit
    31
  - Display Unit
    33
- Main Unit
  41
- Rf Unit
  57
- Ctrl Unit
  70
- Tuner Unit
  70
- Pa Unit
  70
- Dsp Unit
  70

Icom IC-7400 Technical Information (7 pages)

Brand: Icom | Category: Transceiver | Size: 1.28 MB

ICOM Categories

Transceiver Receiver Repeater Two-Way Radio Radio

More ICOM Manuals

ICOM IC-7400 Manuals

ICOM IC-7400 Instruction Manual (116 pages)

Table of Contents

Important

Explicit Definitions

Precautions

Quick Reference Guide

1 Panel Description

2 Installation and Connections

3 Basic Operation

4 Receive and Transmit

Functions for Receive

Functions for Transmit

7 Memory Operation

8 Scans

9 Antenna Tuner Operation

10 Data Communication

11 Set Mode

12 Option Installation

13 Maintenance

14 Control Command

15 Specifications

16 Options

17 About Ce

iCom IC-7400 Service Manual (92 pages)

Table of Contents

Specifications

Inside Views

Disassembly and Option Installations

Circuit Description

Adjustment Procedures

Section 9 Board Layouts

Section 8 Semi-Conductor Information

Section 7 Mechanical Parts

Parts List

Block Diagram

Wiring Diagram

Voltage Diagrams

Icom IC-7400 Service Manual (84 pages)

Table of Contents

Section 5 Adjustment Procedures

Section 6 Parts List

Icom IC-7400 Technical Information (7 pages)

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