Model 990 Computer Family Maintenance Drawings

Computer Chassis and Enclosures Volume I

945421-9701 A, 15th June 1980
Large (17″ x 12″ x 0.5″) plastic-bound manual, 268 pages

Processors and Memories Volume II

945421-9702 B, 15th June 1980
Large (17″ x 12″ x 1.25″) plastic-bound manual, 466 pages

CRU Expansion and Peripherals Volume III

945421-9703, 15th June 1980
Large (17″ x 12″ x 1.5″) plastic-bound manual, 578 pages

TILINE Expansion and Peripherals Volume IV

945421-9704, 15th June 1980
Large (17″ x 12″ x 1.0″) plastic-bound manual, 410 pages

AMPL Systems Volume V

945421-9705, 15th June 1980
Large (17″ x 12″ x 0.75″) plastic-bound manual, 330 pages