Replace the stock BIOS chip with a region-free one. This will allow you to play games from any region without the need for a boot disc and adds some nice additional features. The chip comes flashed with a custom BIOS by japanese-cake (v1.031) which includes all the features listed below. Currently this service is only available for Dreamcast models VA0 and VA1. Customers outside the US must pay for return shipping.
All the services below can be performed in addition to the BIOS chip replacement. They are not available as stand-alone services.
Fix non-working Dreamcast controller ports by installing a new fuse. The new fuse will automatically reset if blown. Simply power off the Dreamcast and turn it back on.
Something else wrong with your Dreamcast? Let me know what it is and I'll let you know if I can fix it and what it will cost.
Replace the Dreamcast's internal battery and say goodbye to that annoying 'set date and time' prompt.