What to do if the Icom IC-440 Transceiver function display shows erroneous information?
If the function display on your Icom Transceiver is showing incorrect information, it may be due to a CPU malfunction. Try resetting the CPU to resolve the issue.
How to stop Icom IC-440 Transceiver transmission when PTT is released?
If your Icom Transceiver continues to transmit even after releasing the PTT button, the PTT hold function may be activated. Deactivate the PTT hold function to stop the transmission.
General| Brand | Icom |
|---|---|
| Model | IC-440 |
| Category | Transceiver |
| Language | English |
Information on busy, calling, emergency, data, and repeater channels.
Details on licensing for citizen band radio service.
Critical warnings for safe operation and preventing damage to the transceiver.
Lists all items included with the transceiver.
Guides on how and where to install the transceiver.
Instructions for connecting the transceiver to power and antennas.
Instructions for mounting antennas and connecting them via PL-259.
Identifies controls and connectors on the transceiver and microphone.
Explains the meaning of various icons on the transceiver display.
Details functions that can be assigned to operational keys.
Steps to power up the unit and adjust audio levels.
How to select operating channels.
How to select different zones for operation.
Procedures for listening to signals and sending transmissions.
Guides on setting a priority channel for monitoring.
How to use monitor, lock functions, and set squelch levels.
Guides on adjusting display backlight and entering set mode.
Explains how repeaters extend communication range.
Steps to select and use repeater channels for communication.
Describes different scan modes and how to tag channels.
Details scan resume, specific scan modes, and repeater searching.
How to use CTCSS/DTCS for selective communication.
Guides on activating the pocket beep for alerts.
Overview of SelCall, calling, and managing TX codes.
Procedures for receiving calls, using quiet mode, and stun function.
Details answer-back, RX frequency, and wide/narrow settings.
Explains PTT hold, data transfer, and system reset.
How to access and move through the transceiver's configuration menu.
Guides on configuring squelch, tones, display, and audio settings.
Configuration options for timers, lockouts, scans, PTT, and IDs.
Lists common problems, their causes, and solutions.
Instructions for replacing a blown fuse in the transceiver.
Detailed technical data for the transceiver's performance.
Information on available microphones, speakers, and software.
Details of the limited warranty, exclusions, and service process.
Instructions for registering the product for warranty purposes.
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