no usable com ports detected


Within CDT (Configuration and Demonstration Tool), the usable COM port range is 1 - 6.
The software will not allow higher COM ports to be used.
If your computer has set the COM port for the serial connection to higher than 6, the setting must be adjusted in device manager to a lower port to enable CDT to communicate with the PIM.
You can use Windows' "Hyper Terminal" to configure console port troubleshooting, set up a serial connection, and/or set up RS232 output on a biometric GT-400:  For the COM setting, go into the C...