THIS ARTICLE MOSTLY APPLIES TO MERIDIA PROVOTE CLASSIC KEYPAD, BECAUSE ITS RECEIVER IS CONSIDERED A "SERIAL PORT" (COM PORT).
When you plug the Meridia USB receiver into your computer, it's not recognized, doesn't turn on at all, or Windows installs an incorrect driver for it.
These are various symbols that designate your USB port as 3.0:
They are found on newer computers and may have a communication/compatibility issue with USB devices using the USB 2.0 standard (e.g. Meridia ProVOTE Classic receiver).
To fix the problem, do one of the following:
- reboot the computer
- connect the USB device into another USB port (try them all, if needed)
- remove the drivers from your computer (see below for general instructions). Reboot your computer to allow for new drivers to be downloaded and installed
- update the drivers by following the instructions in this article: Receiver Driver is Not Recognized in Windows Device Manager as USB Serial Port
To remove (any) drivers from your computer, navigate to Device Manager by clicking on Start button --> type "Device" and select the "Device Manager" from the search results:
Once in Device Manager, find the COM port (device) that seems to have an issue (disconnect and reconnect the base if you're not sure), right-click on it, and select "Uninstall Device".
Confirm that you want to "Delete the driver software for this device." and reboot the computer.
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