Xylogics Peripheral Controllers File Name File Size 166-009-001-3C1__Model_850_Peripheral_Processor_SMD_Subsystems_Maintenance_and_Reference_Manual__1982.pdf 16.15 MB 166-016-001-A__Model_850-851_Peripheral_Processor_SMD_Subsystems_Maintenance_and_Reference_Manual__1983.pdf 18.81 MB 300-065-401-A__Xylogics_850_controller_schematics__1979.c.pdf 29.33 MB 300-069-400-H__Xylogics_850_schematics__1979.c.pdf 1.67 MB 300-123-400-C1__Xylogics_851_Controller_Schematics__1985.c.pdf 9.75 MB Xylogics_850_Series_Disk_Diagnostic_and_Initializer_Notes__1979.c.pdf 153.91 KB Xylogics_850_Series_Disk_Storage_Subsystem_Product_Specification__1979.c.pdf 2.58 MB Updated: 07-31-2025 - Version [00]