ICOM IC-91A Manuals

Manuals and User Guides for ICOM IC-91A. We have 5 ICOM IC-91A manuals available for free PDF download: Instruction Manual, Service Manual

ICOM IC-91A Instruction Manual

ICOM IC-91A Instruction Manual (131 pages)

VHF/UHF FM TRANSCEIVER

Brand: ICOM | Category: Transceiver | Size: 1.74 MB

Table of Contents

Foreword
2
Explicit Definitions
2
Features
2
Important
2
Precautions
3
Table of Contents
4
Supplied Accessories
6
1 Accessory Attachment

7
- I Antenna
  7
- I Belt Clip
  7
  - I Handstrap
    7
- I Battery Pack
  7
- Hand Strap
  7
- Antenna
  7
- Battery Pack
  7
- Battery Charger
  7
2 Panel Description

8
- I Front, Top and Side Panels
  8
- I Function Display
  12
3 Battery Charging

14
- I Caution
  14
- I Regular Charging
  16
- I Rapid Charging
  17
- I Optional Battery Case
  18
- I Battery Information
  18
- I External DC Power Operation
  19
4 Frequency and Channel Setting

20
- I Main Band Selection
  20
- I Mode Selection
  21
- I Operating Band Selection
  22
- I Setting a Tuning Step
  24
- I Setting a Frequency
  24
5 Basic Operation

26
- I Receiving
  26
- I Setting Audio Volume
  26
- I Setting Squelch Level
  27
- I Operating Mode Selection
  27
- I Monitor Function
  28
  - I Attenuator Function
    28
- I Band Scope
  29
- I Transmitting
  30
- I Transmit Power Selection
  30
- I Lock Function
  31
- I Dualwatch Operation
  31
- I TV Channel Operation
  34
- Skip Channel Setting
  34
6 Repeater and Duplex Operations

35
- I Repeater Operation
  35
- I Duplex Operation
  37
  - I Auto Repeater Function
    38
- I 1750 Hz Tone
  39
505 DV MODE OPERATION (Optional UT-121 Is Required for IC-91A)

40
- I Digital Mode Operation
  40
- I Call Sign Programming
  40
- I Digital Voice Mode Operation
  44
  - I about D-STAR System
    46
- I Digital Repeater Operation
  47
- I Received Call Sign
  52
- I Copying the Call Sign
  54
- I Break-In Communication
  57
- I Message Operation
  58
  - I Automatic Reply Function
    60
- I EMR Communication
  62
- I Low-Speed Data Communication
  62
- I GPS Operation
  64
- I Other Functions for DV Mode Operation
  68
8 Memory/Call Channels

70
9 Scan Operation

80
- I Scan Types
  80
- I Full/Band/Programmed Scan
  81
- I Scan Edges Programming
  82
- I Memory Scan
  83
- I Memory Bank Scan
  84
- I Skip Channel/Frequency Setting
  85
- I Scan Resume Condition
  87
10 Priority Watch

88
- I Priority Watch Types
  88
- I Priority Watch Operation
  89
11 Menu Screen Operation

91
- I General
  91
- I MENU Screen Indication for B Band
  92
- I Menu List
  92
- I Items List
  92
- I Set Mode Items
  94
- I DV Set Mode Items
  98
- I Scan Set Mode Items
  102
- I DUP/TONE Set Mode Items
  103
- I Display Set Mode Items
  105
- I Sounds Set Mode Items
  108
12 Other Functions

109
- I Programming a DTMF Code
  109
- I Transmitting a DTMF Code
  110
- I Clearing a DTMF Memory
  111
- I Conﬁrming a DTMF Memory
  111
- I Setting DTMF Transfer Speed
  112
- I Tone Frequency and DTCS Code
  112
- Tone Squelch
  113
- I Digital Code and Digital Call Sign Setting
  114
- I Tone/Dtcs Squelch
  116
- I Digital Code/Digital Call Sign Squelch
  116
- I Pocket Beep Function
  117
- I DTCS Polarity Setting
  117
- I Tone Scan
  118
- I Beep Tones
  119
- I Dial Speed Acceleration
  119
- I Key Lock Effect
  119
- I Weather Channel Operation
  120
- I Power Save
  121
- I Auto Power off
  122
  - I Auto Power on
    122
- I Time-Out Timer
  122
- I PTT Lock
  122
- I Cloning Function
  123
- I [MIC/SP] Jacks
  123
  - I Resetting
    124
  - Partial Reset
    124
13 Troubleshooting

125
14 Specifications

126
15 Options

128
- I Optional UT-121 Installation
  129
- I Optional HM-75A
  130
  - Remote Control Microphone
    130

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Table of Contents

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Table of Contents

Table of Contents
3
Specifications

4
- Logic Unit
  6
- Receiver Circuits
  8
- Transmitter Circuits
  12
- Pll Circuits
  13
- Port Allocation
  16
- Power Supply Circuits
  16
Adjustment Procedures

18
- Preparation
  18
  - Transmitter Adjustment
    20
  - Receiver Adjustment
    22
- Logic Unit
  25
- Main Unit
  27
- Rf Unit
  31
- Vco Unit
  47
- UT-121 (Optional Product; CODEC UNIT for IC-91AD)
  48

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