Icom IC-2340H User Manual

Describes the front panel controls and indicators.

Details the indicators and readouts on the transceiver's display.

Describes the rear panel connectors and ports.

Details the functions and controls of the supplied microphone.

Guidance on selecting a suitable and safe installation location for the transceiver.

Instructions for physically mounting the transceiver using the bracket.

Details on attaching the microphone connector.

Instructions for connecting the transceiver to a power source.

Guidance on connecting the transceiver to a DC power supply.

Steps for installing the antenna, including connector details.

Details on connecting the antenna cable to the PL-259 connector.

Instructions for installing optional units like DTMF encoder/decoder or voice synthesizer.

Initial steps before operating, including turning power on/off.

Explanation of the dual band system and their functions.

How to adjust frequencies using the tuning dials.

How to change frequencies using the microphone's UP/DN switches.

How to lock/unlock tuning dials and controls to prevent accidental changes.

How to select different frequency tuning steps.

Steps for receiving signals, adjusting squelch and volume.

How to listen to weak signals without changing squelch level.

How to mute audio signals from both bands.

Procedures for transmitting, including power selection and simplex/duplex.

How to select different output power levels.

Explains the difference between simplex and duplex communication.

Steps to access a repeater, including setting frequencies and offsets.

How to use subaudible tones for repeater access.

Using DTMF codes for repeater access (U.S.A./Korea versions).

Using a 1750 Hz tone for repeater access (Europe/Italy versions).

How to set subaudible tone frequencies for repeaters.

How to set offset frequencies for repeater operations.

How the auto repeater function activates repeater settings automatically.

Overview of memory channels and scan edge channels.

Steps to select memory channels or scan edge channels.

How to program frequencies and other data into memory channels.

How to transfer memory channel contents to the VFO.

How to quickly recall a stored call channel.

How to program a call channel with frequency and other data.

How to transfer call channel contents into the VFO.

Explanation of scratch pad memories and their automatic storage.

How to recall stored scratch pad memories.

How to transfer scratch pad memory contents to the VFO.

Overview of full scan, programmed scan, and memory scan types.

How the transceiver resumes scanning after receiving a signal.

Detailed steps for performing full and programmed scans.

How to program scan edge channels for programmed scanning.

Procedure for performing a memory scan.

How to specify memory channels to be skipped during a scan.

How to select the scan resume condition.

Explains memory channel watch, memory scan watch, and call channel watch.

Steps to start and operate the priority watch function.

Behavior of the transceiver while priority watch is active.

How the priority watch reacts to signals on watched channels.

How to access and use SUB band functions without switching MAIN/SUB bands.

How to mute SUB band audio or enable SUB band busy beep notifications.

Notes that an optional unit is required for some tone functions.

How to use the pocket beep function to receive alerts.

How to wait silently for calls using tone squelch.

How to detect subaudible tone frequencies for repeater access.

How to use tone scan to set repeater tone frequencies.

Notes that an optional UT-55 unit is required for pager/code squelch.

Explanation of the pager function using DTMF codes.

Overview of code channels for pager and code squelch operations.

Steps to program DTMF codes into code channels.

How to operate the pager function to call stations.

Explanation of the code squelch function for silent standby.

Steps to operate the code squelch function.

Explanation of how to use the UP switch for remote access.

Steps to program the UP switch for remote control.

How to operate the transceiver using the programmed UP switch.

Steps to cancel the UP switch remote function.

Features of the HM-77/A microphone.

Writing, transmitting, and clearing DTMF memories.

Manual, auto, and writing re-dial memories.

How to transmit a 1750 Hz tone for repeater access.

How to reset the microphone's CPU to clear memory.

Overview of remote control using DTMF codes.

How to control the transceiver via the microphone using DTMF.

Setting up control and operation bands for external remote control.

How to operate the transceiver remotely using DTMF codes from another unit.

Lists DTMF commands and their corresponding functions.

Examples demonstrating DTMF remote operation for mic and external control.

How to adjust the intensity of the display.

Selecting voice synthesizer conditions.

Announcing frequencies with voice.

Enabling/muting band operation beeps.

Deactivating/activating bands.

Setting timer to prevent continuous transmission.

How the transceiver automatically turns off power after inactivity.

Selecting cooling fan operating conditions.

Viewing display indicator demonstrations.

Common problems and their solutions for the transceiver.

Troubleshooting steps for repeater access.

Troubleshooting frequency setting problems.

Troubleshooting scan operation.

Troubleshooting SET mode selection.

Partial/total reset, cleaning instructions.

How to replace fuses.

Information about the microphone's battery.

List of accessories included with the transceiver.

Description of optional accessories available for purchase.