Details
ZENITH DATA SYSTEMS DESKTOP COMPUTER SYSTEM USER'S MANUAL
Original Manual. From Zenith, a 57 page manual for the dynamic RAM expansion card for Z-100 Series computers.
Features: specifications, disassembly, configuration, installation, initial tests, assembly, circuit description, in case of difficulty, replacement parts, block diagrams, and a giant fold-in schematic.
Manual is in excellent condition.
