The drivers, which DPInst uses, are located under \\titan\ldeskpackages$\Drivers . For new model computers, driver packs need to be downloaded for DPInst to be able to install the drivers
To add additional drivers for new hardware, follow the directions below.
Dell
1. Go http://www.dell.com/support/drivers/us/en/19/DriversHome/ShowProductSelector?fkey=Drivers_PS
2. Select the model computer for which you need the drivers
3. Scroll down the list of available drivers to "System management", and download the .cab file
example - T3600 Win7 Driver Cab Pack
4. Unarchive the .cab file, and place the content of the file in \\titan\ldeskpackages$\Drivers by following the template in the same folder