Tapwave Zodiac User Manual page 142

The COM port displayed in the drop-down box is the port where your
infrared device is attached. It should be different from any port used by
HotSync Manager.
5. Make a note of which port is listed as "Providing application support."
You need this information to configure HotSync Manager for infrared
communication. This port is the simulated port. It is the channel through
which the actual infrared communication takes place between your
computer and your handheld.
6. Uncheck all other boxes in the Options tab.
7. Click Apply and OK.
Synchronizing D ata
IR HotSync operations
Using Your Zodiac Handheld 142