Trackstar Board (250-1028) Installation Faxback Doc. #5299 There are hardware upgrades for this board- I/O:114. Hardware upgrades should only be performed by qualified personnel at a Radio Shack service center. * Supported by Diamond Computer Systems Inc. 1225 Tiros Way Sunnyvale CA 94086 (408) 736-2000 For use in the Tandy 1000, 1000A, 1000SX/TX/SL/TL (DTC/jlc-03/28/94)