Could you please all help me please please

[m_salahie]

HI ALL
please I need your help
i have an Orbit XDA with German ROM from O2
I installed another rom on the device and everything was ok
i made the First synch and everythng was ok
NOW i'm connecting the Device with PC and Nothing happen i made a hard reset i tried t remove theUSB From the DEVICE MANAGER ON MY LAPTOP and still this problem i'm so confused i tried to make a synchronization through the Bluetooth it's working but i need the USB cause i need to change the ROM So could you please tell me what to do with the SYNC MY LAPTOP OPERATING SYSTEM IS WINDOWS VISTA!

OR PLEASE TELL ME WHAT TO DO AND HOW TO UPGRADE THE ROM FROM THE MICROSD CARD
THANKS A LOT

[mta33]

You can look at this wiki

http://wiki.xda-developers.com/index.php?pagename=Artemis_SD_Card_Flashing

[jo_alloy]

try to start the device in Bootloader mode by prssing and hold Nots(voice command button) and press the restart button try to upgrade your rom while in bootloadr
* Bootloader is the multicolored screen