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| Part | Date | Title | Status |
|---|---|---|---|
| 946231-9701 *B | 1980-11-15 | Model 990 Computer DS25/DS50 Disk Systems Installation and Operation | Online |
| 946236-9701 | Model 990 Computer Communications System Software | ||
| 946237-9701 | Model 990 Computer Model 979A Magnetic Tape Controller Depot Maintenance Manual | ||
| 946242-9701 | Model 990 Computer Logic State Trace Data Module Depot Maintenance Manual | ||
| 946250-9701 *B | 1981-04-15 | Model 990 Computer DX10 Operating System Concepts and Facilities Manual, Volume I | Online |
| 946250-9701 *F | 1985-01 | DX10 Operating System Concepts and Facilities, Volume I | Online |
| 946250-9702 *D | 1982-09-01 | DX10 Operating System Operations Guide, Volume II | Online |
| 946250-9703 *F | 1985-01 | DX10 Operating System Application Programming Guide, Volume III | Online |
| 946250-9704 *A | 1979-12-15 | Model 990 Computer DX10 Operating System Release 3 Reference Manual, Volume IV: Developmental Operation | Online |
| 946250-9705 *G | 1985-01 | DX10 Operating System Systems Programming Guide, Volume V | Online |
