How to build your own Ultrabay Plus device
The UltraBay Plus Device Carrier is basically a tray with a proprietary USB 1.1 connector. Hence it should in theory be possible to transform any USB 1.1 device into an UltraBay Plus device that can be used together with the UltraBay Plus Device Carrier.
It looks like the connector of the UltraBay Plus Device Carrier's connector is very simular to the one used for the UltraPort.
By studying the markings on the connector for the numeric key pad the pins on the Device Carrier look to be the following: (Left to Right) 1) 'SG' (Ground?) 2) Not in use 3) 'V' Voltage 4) Not in use 5) 'G' Ground 6) 'D+' 7) 'D-' 8) 'G' Ground 9) Not in use 10) Not in use 11) Not in use 12) Not in use 13) 'SG' (Ground?)