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IC-756PROIII
ICOM IC-756PROIII Manuals
Manuals and User Guides for ICOM IC-756PROIII. We have
6
ICOM IC-756PROIII manuals available for free PDF download: Instruction Manual, Service Manual, Installation Notes, Installing Manual
ICOM IC-756PROIII Instruction Manual (124 pages)
HF/50 MHz All Mode Transceiver
Brand:
ICOM
| Category:
Transceiver
| Size: 3.51 MB
Table of Contents
Table of Contents
4
Foreword
2
Explicit Definitions
2
Supplied Accessories
2
Precautions
3
Table of Contents
4
Table of Contents
5
1 Panel Description
6
Front Panel
6
LCD Display
14
Agc MID 9
14
Screen Menu Arrangement
15
Rear Panel
16
Microphone (HM-36)
17
2 Installation and Connections
18
Unpacking
18
Selecting a Location
18
Grounding
18
Antenna Connection
18
Required Connections
19
Advanced Connections
20
Power Supply Connections
21
Linear Amplifier Connections
22
External Antenna Tuner Connections
23
Transverter Jack Information
23
Microphone Connector Information
23
FSK and AFSK (SSTV) Connections
24
Accessory Connector Information
25
3 Basic Operation
26
When First Applying Power
26
Initial Settings
26
(CPU Resetting)
26
VFO Description
27
Selecting Vfo/Memory Mode
28
Main/Sub Band Selection
28
Selecting an Operating Band
29
D Using the Band Stacking Registers
29
Frequency Setting
30
D Direct Frequency Entry with the Keypad
30
D Tuning with the Tuning Dial
30
D Quick Tuning Step
31
D Selecting "Khz" Step
31
D Selecting 1 Hz Step
32
Tuning Function (SSB Data/Cw/Rtty Only)
32
D Auto Tuning Step Function
33
D Band Edge Warning Beep
33
Operating Mode Selection
34
Volume Setting
34
Squelch and Receive (RF) Sensitivity
35
Meter Function
36
SWR Reading
36
Basic Transmit Operation
37
D Microphone Gain Adjustment
37
D Transmitting
37
Receive and Transmit
38
Operating SSB
38
D Convenient Functions for Receive
38
D about 5 Mhz Band Operation (USA Version Only)
39
D Convenient Functions for Transmit
39
Operating CW
40
D Convenient Functions for Receive
40
D about CW Reverse Mode
41
D Convenient Functions for Transmit
41
D CW Side Tone Function
41
D about CW Pitch Control
42
Electronic CW Keyer
43
D Memory Keyer Send Screen
44
D Editing a Memory Keyer
45
D Contest Number Set Mode
46
D Keyer Set Mode
47
Operating RTTY (FSK)
49
D Convenient Functions for Receive
49
D about RTTY Reverse Mode
50
D RTTY Filter/Twin Peak Filter
50
D Functions for the RTTY Decoder Indication
51
D Setting the Decoder Threshold Level
51
D RTTY Memory Transmission
52
D RTTY Tuning Meter
52
D Editing RTTY Memory
53
D RTTY Decoder Set Mode
54
Operating am
55
D Convenient Functions for Receive
55
D Convenient Functions for Transmit
55
Operating FM
56
D Convenient Functions for Receive
56
D Convenient Functions for Transmit
56
Repeater Operation
57
D Setting the Repeater Tone
57
Tone Squelch Operation
58
Data Mode (SSTV/PSK31) Operation
59
5 Function for Receive
60
Spectrum Scope Screen
60
D Mini Scope Screen
60
D Scope Set Mode
61
Preamplifier
62
Attenuator
62
RIT Function
63
AGC Function
64
Twin PBT Operation
65
IF Filter Selection
66
DSP Filter Shape
67
Dualwatch Operation
68
Noise Blanker
69
Notch Function
69
Noise Reduction
70
Dial Lock Function
70
6 Function for Transmit
71
VOX Function
71
D Adjusting the VOX Function
71
D Using the VOX Function
71
Break-In Function
72
D Full Break-In Operation
72
D Semi Break-In Operation
72
Transmit Filter Width Setting (SSB Only)
73
Speech Compressor
73
TX Function
74
Monitor Function
75
Split Frequency Operation
76
Quick Split Function
77
7 Voice Recorder Functions
78
Digital Voice Recorder
78
Recording a Message for Transmit
80
8 Memory Operation
82
Memory Channels
82
Memory Channel Selection
82
Memory Channel Screen
83
Memory Channel Programming
84
Frequency Transferring
85
Memory Clearing
86
Memory Names
86
Memo Pads
87
9 Scans
88
Scan Types
88
Preparation
88
Programmed Scan Operation
89
F Scan Operation
89
Fine Programmed Scan
90
Memory Scan Operation
90
Fine ∂F Scan
90
Push [EXIT/SET] Several Times to Close a Multi
90
Function Screen, if Necessary
90
Ant 1 Bwt
90
Qw:pp
91
Select Memory Scan Operation
91
Setting Select Memory Channels
91
Sftu S Bfil2
91
Scan Set Mode
92
Tone Scan
92
10 Antenna Tuner Operation
93
Automatic Antenna Selection
93
Antenna Tuner Operation
94
Optional External Tuner Operation
95
11 Clock and Timers
96
Time Set Mode
96
Att off
97
D Clock2 Function Activity
97
D Clock2 Offset Setting
97
D Setting the Current Time
97
D Timer Function Activity
97
METER Po
97
Qr.qot.pp
97
Qr.wpt.pp
97
Tx Vfo
97
D Setting Power-Off Period
98
D Setting Power-On Time
98
D Timer Operation
98
Vfo Usb Fil2
97
12 Set Mode
99
Set Mode Description
99
Qr.wpt.pp
99
Level Set Mode
100
Display Set Mode
102
Selected
103
Character
103
Ç Å del SPACE WIDE
103
DSP Filter Set Mode
104
Miscellaneous (Others) Set Mode
104
13 Option Installation
110
Opening the Transceiver's Case
110
Voice Synthesizer Unit
110
14 Internal Views
111
15 Maintenance
112
Troubleshooting
112
Fuse Replacement
113
Clock Backup Battery
113
Replacement
113
Tuning Dial Brake Adjustment
114
Frequency Calibration (Approximate)
114
16 Control Command
115
Remote Jack (CI-V) Information
115
17 Specifications
120
18 Options
121
19 About Ce
122
Installation Notes
122
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Icom IC-756PROIII Service Manual (119 pages)
HF/50MHz ALL BAND TRANSCEIVER
Brand:
Icom
| Category:
Transceiver
| Size: 20.54 MB
Table of Contents
Danger
2
Introduction
2
Ordering Parts
2
Repair Notes
2
Table of Contents
3
Specifications
4
Antenna Tuner
4
Inside Views
5
Top View
5
Bottom View
6
Circuit Description
7
Receiver Circuit
7
Rf Switching Circuit
7
Pre-Amplifier Circuits
7
1St if Circuit
8
2Nd Mixer Circuit
8
2Nd if Circuit
8
3Rd Mixer and 3Rd if Circuits
8
S-Meter Circuit (Main-A Unit)
9
Squelch Circuit (Main-A Unit)
9
Twin Pbt Circuit (Dsp-A Board)
9
Agc Circuit (Dsp-A Board)
9
Transmitter Circuits
10
Microphone Amplifier Circuit
10
Vox Circuit
10
When FM/AM Modes
10
Speech Compressor Circuit
11
If Amplifier and Mixer Circuits
11
Rf Circuit (Rf-B and Pa Units)
11
Low-Pass Filter Circuit (Filter-A Unit)
11
Monitor Circuit
12
Pll Circuits
12
Apc Circuit (Main-A Unit)
12
When SSB/RTTY Modes (DSP-A BOARD)
12
2Nd lo and Reference Oscillator Circuits
13
3Rd lo Circuit
13
Marker Circuit
13
Reference Loop Pll
13
Antenna Tuner Circuits
14
Matching Circuit (Tuner-A Unit)
14
Detector Circuit (Ctrl-A Unit)
14
Antenna Tuner Cpu Port Allocation
14
Scope Circuits
15
Scope Receiver Circuit (Rf-B Unit)
15
Power Supply Circuits
15
Sweep lo Circuit (Pll Unit)
15
Sub-Cpu Port Allocations
16
Main-A Unit
16
Ctrl-A and Pll Units
16
Logic Circuits
16
Main-Cpu Port Allocations
17
Input Expander Allocations
18
Adjustment Procedures
21
Preparation
21
Required Test Equipment
21
Connections
21
Pll Adjustments
22
PLL Unit
23
Bottom View of the Transceiver
23
Transmitter Adjustments
24
PA Unit
25
RF-B Unit
25
DSP-A Board
27
Receiver Adjustments
28
Rx Peak
28
Mixer Balance
28
Tuner Adjustments
32
CTRL-A Unit
32
Meter Adjustments
33
Parts List
35
Display Unit
36
Pll Unit
39
Key Unit
39
MIC Unit
39
Section 8 Board Layouts
66
Section 7 Semi-Conductor Information
66
Mechanical Parts and Disassembly
66
Display Board
66
MIC Board
66
Phone Board
66
Rit Board
66
Semi-Conductor Information
70
Transistors and Fet’s
70
Diodes
71
Board Layouts
72
Display Board
72
Display Board (Bottom View)
73
Key Board
74
Mode Board
74
Phone Board
74
Ten-Key Board
74
Key Board (Bottom View)
75
Phone Board (Bottom View)
75
Ten-Key Board (Bottom View)
75
Memory Board
76
MIC Board
76
Pbt Board
76
Rit Board
76
Memory Board (Bottom View)
77
MIC Board (Bottom View)
77
Pbt Board (Bottom View)
77
Rit Board (Bottom View)
77
Main-A Unit
78
Dsp-A Board
80
Dsp-A Board (Bottom View)
81
Rf-B Unit
82
Bpf-A Board
84
Preamp Board
84
Bpf-A Board (Bottom View)
85
Preamp Board (Bottom View)
85
Pll Unit
86
Pll Unit (Bottom View)
87
Pa Unit
88
Filter-A Unit
90
Block Diagram
96
Ctrl-A Unit
97
Section 9 Block Diagram
98
Voltage Diagrams
98
Front Unit
98
Dsp-A Board
100
Tuner-A, Memory Boards and Ctrl-A Unit
102
Main-A Unit
104
Pll Unit
109
Pa and Filter-A Units
112
Main Dial
113
Mode Board
113
Bpf-A, Preamp Boards and Rf-B Unit
114
Icom IC-756PROIII Service Manual (106 pages)
Brand:
Icom
| Category:
Transceiver
| Size: 20.45 MB
Table of Contents
Table of Contents
3
Specifications
4
Antenna Tuner
4
Receiver Circuit
7
Display Board
9
Transmitter Circuits
10
Pll Circuits
12
Antenna Tuner Circuits
14
Power Supply Circuits
15
Logic Circuits
16
Dsp-A Board
17
Main-A Unit
18
Main Unit
20
Section 3Circuit Descripiton
21
Adjustment Procedure
21
Pll Adjustments
22
Transmitter Adjustments
24
Receiver Adjustments
28
Front Unit
35
Preamp Board
68
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Icom IC-756PROIII Service Manual (6 pages)
HF/50MHz ALL MODE TRANSCEIVER
Brand:
Icom
| Category:
Transceiver
| Size: 0.38 MB
Table of Contents
Ordering Parts
2
Repair Notes
2
Specifications
4
Antenna Tuner
4
Icom IC-756PROIII Installation Notes (4 pages)
Brand:
Icom
| Category:
Transceiver
| Size: 0.59 MB
Icom IC-756PROIII Installing Manual (4 pages)
Installing a LIF port into the transceiver
Brand:
Icom
| Category:
Transceiver
| Size: 0.93 MB
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