Icom ID-800H Instruction Manual
![Icom ID-800H Transceiver manual cover](/images/KnrlVQIBKZzOkhGIYSuwENiL/thumbs/thumb175x175.webp)
To perform a factory reset on the Icom ID-800H, turn off the radio. Press and hold the [V/MHz] and [SET] keys while turning the power on. This will reset the transceiver to its default settings.
To update the firmware, first download the latest version from the Icom website. Connect the transceiver to your computer via the USB cable, and use the Icom firmware update utility to transfer the update. Follow the on-screen prompts to complete the process.
Enter programming mode by pressing the [V/MHz] button. Use the tuning knob to select the desired frequency. Press [SET] to enter the settings menu, where you can save the frequency to a memory channel.
Check if the microphone is securely connected. Ensure the correct frequency and power settings are selected. Verify that the antenna is properly attached and in good condition. If the issue persists, perform a factory reset.
Adjust the microphone gain and modulation settings in the setup menu. Ensure that the microphone is positioned correctly and not obstructed. Using an external speaker or microphone may also enhance audio quality.
Press [SET] to enter the menu, then navigate to 'REPEATER SETTING'. Choose the desired offset frequency and mode (either plus or minus). Save the settings to activate repeater mode.
Regularly check and clean the connectors and antenna contacts. Keep the transceiver in a dry and dust-free environment. Periodically update the firmware and check for any signs of wear or damage.
Press [SET] to access the menu, then select 'TONE SETTING'. Choose 'CTCSS' and use the tuning knob to select the desired tone frequency. Confirm and save your settings to activate CTCSS.
Check the contrast and brightness settings in the setup menu. If adjusting these does not help, inspect the LCD for any physical damage. Consider consulting a professional technician if the issue persists.
Use a USB interface cable to connect the transceiver to the computer. Install the necessary drivers and software, such as a digital mode program (e.g., WSJT-X or FLDIGI). Configure the software settings to match the radio’s communication parameters.