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Fluke-437-II How to find Com port assignment

The purpose of this article is to find the Com port assignment for the Fluke-437-II.

1. Turn on Fluke-437-II by pushing green button.
2. Attach USB cable to Fluke-437-II and the other end to a 2.0 USB port on PC. If you have a 3.0 USB port and try to use it the Fluke-437-II can get locked up and you will have to send it into the Fluke service center for repair.
Here is a picture of a 2.0 USB port and 3.0 USB port. 

3. Verify if USB driver has installed by using the computers Device Manager.
4. Once in the Device Manager if the driver has installed completely the Fluke-437-II should show up in two locations Universal Serial Ports and Ports (Com & LTP) directories. Note the Com port assignment number in the Ports directory will be used later during the firmware upgrade. See picture as an example. 

If the Driver did not install you will have to install it manually so be patient as the automatic install can take up to 10 minutes. If it does not install automatically refer to "How to install 437-II USB driver".


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