When connected directly to laptop, I get a “device descriptor request failed” error in device manager for two other ports, and a “device cannot start” error for the 4th port. Download the latest firmware updates. Moving to Win 10 somewhat proves that too but it’s had driver issues too. If you deleted the original USB driver, then rebooted before installing a new er version and still have an issue, then the problem is probably hardware. The dot-matrix portion of the LCD shows the following items:.

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I suppose it’s possible that the interface is not getting sufficient power from the laptop this assumes your external hub is powered. Yes, a total of three different ones iccom brand new Is the hub a powered hub? You might try a short cable if you haven’t already.

Firmware Updates / Software Downloads | Support | Icom Inc

Then in Device Driver: IC, AH-4 and a laptop; antenna is variable Truck: The hub will operate with or without the wall-wart. The IC represents the latest in digital achievement and performance.

The built-in simple band scope shows the band condition at a glance and is handy for searching for active stations. If you are NOT using a power source for the hub, it adds to the overall drain of power, so it becomes more curious.


I have tried all types of “stuff” to no avail.

This is an issue with the Rig and has nothing to do with HRD. Forums Blogs Articles Groups. The dot-matrix portion of the LCD shows the following items:. The newest Icom driver 1. I’ve tried both ways with icim chg in symptoms. Laptops are notoriously dodgy on powering USB ports.

Latest Update: Windows 10 Compatibility with Icom USB Drivers – News – Icom UK

The built-in tuning indicator visually helps in critical tuning. Download the USB Driver. Even during long hours of heavy-duty cycle operation, the IC provides stable output power.

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The internal antenna tuner covers from 1. Is the driver setting for the radio the same directly compared to ysb the hub? Download the latest firmware updates.

Latest Update: Windows 10 Compatibility with Icom USB Drivers

Also, you might want to check your power management settings to be sure the USB Root Hub is not set to allow the computer to power off the device to save power.


I had nothing but trouble until I ico to a 3 foot long USB cable, anything longer would not work reliably. It is usually K below the 8K requirement. Straight type “A” to type “B” cable If I forget and plug my cell into the wrong isb, it won’t charge. I’m not a fan of either version, but 10 is better than 8. Only recognizes and loads proper driver when connected through the external usn except for one port which controls the radio fine when connected directly but won’t cal the IC soundcard unless connected through the hub.

Have you tried a different USB cable?

No external units or PC required. However if I remove the direct USB connection and plug it into my hub the codec instantly calibrates normally. The IC employs a double conversion superheterodyne system which has an image rejection mixer for the 2nd mixer stage. This allows for a long stable operating time in modes such iom RTTY.