Here you select the right Com port for the base station and make base station connections before you can connect the base station and test the keypads.

It is highly recommended that you Install PowerCom before trying to connect the base station. The Base Station USB driver will be installed after complete the PowerCom installation.
The very first time you connect the base station, the system will prompt you to install the USB driver. You can locate the USB driver under PowerCom folder.
After installing the base station USB driver, if you go to Hardware tab, PowerCom will list all the available com ports in the Port drop down list box for you to make a selection. See “How to find the COM Port Number ” for how to determine the USB com port number.
PowerCom for Reply WorldWide software supports four Reply keypad types: Standard Reply, Reply WorldWide, Reply EU, and Reply EZ.
With your interface(s) connected, Power on (Reply WorldWide auto power on when you connect to USB port), click the Connect button to connect the base station. After the base station is connected, PowerCom will display the product name, version number, channel number and the number of keypad used for this computer according to the keypad range setting in the test keypad screen. After the base station is connected, you can test keypad by clicking Test Keypad button.
Reply keypads capacities and limitations:
Standard Reply:
Supports up to 8 channels, 250 keypads each channel.
Reply Worldwide:
Supports up to 15 channels, 250 keypads each channel.
For the Reply Worldwide keypad, you can configure Keypad settings. Please see “Reply Worldwide Keypad Settings” for detail.
Reply EU:
Supports up to 2 channels, 650 keypads each channel.
Reply EZ
Supports 1 channel only and up to 50 keypads.
Note: You can connect different types of base stations to the same computer to conduct the poll.
See multiple base stations for more detail.
Related topics:
Reply Worldwide hardware overview