1000 SX (250-1051) Catalog Listing Faxback Doc. # 1180 1250 Board Layout 1186 Floppy Drive 1187 Math Coprocessor 1183 Memory Upgrade 1184 Pinouts 1182 Settings 1181 Specifications 1185 Video Modes Options 3311 Smartdrives (rjs/jej-12/09/94)