How to test a serial port RS232? How can I know which RS-232 data lines are active?

Yes, there are some RS232 Tester Software enable you to test the serial ports when you connect the the RS232 to the Windows installed Computers.

You may also use a testing probe to test.

But here we have an easy way to help you.

This is a RS232 to RS232 Adapter. It has all the wires connected to the corresponding signal port at the other side.

There are also a LED light connect to the wire.

When there is a signal passing thru the wire, the LED will be on, so you can easily know which wire is not connecting.

Have a look?


SKU: AK484-A167, available at usbfever.com