System Overview 1 PAGE SUBJECT 1-1 FEATURES AND CAPABILITIES 1-3 SYSTEM SOFTWARE 1-3 Operating Systems 1-3 XENIX 1-3 Concurrent CP/M 1-3 System Monitor 1-3 Diagnostics 1-4 OPTIONS 1-4 RELATED DOCUMENTS ILLUSTRATIONS 1-2 Figure 1-1. Altos Model 486 Computer System