Specifications

Supported AT-Compatible Accessory Boards

Model 40fk,42Ss,and 433ssystem units that run Domain/OS support the follow-

ing AT-compatible aeeeasoryboards

● A-ADD-PCC Domain DOS Co-processor

● A-ADD+PE Serial/Parallel Interfaa

● A-MT-ATR Apollo Token Ring

. A-NET-Ill? IBM Token Ring

● KIT’-ATBUS-CENT Centronics Interface

● A-ADD-SCAT X.2.5Serial Interfam

Physical Configurations

Model 40% 425s,and 433ssystemsmnsist of three physicalunits the system

unit, the monitor, and the keyboard. This section describeseach of the major

units and lists the components present in the system unit.

System Units

l%e system unit is availablein three versions

● Standd Model 4(Kk,42Ss,and 433ssystemshave the followingcompo-

nents

Power supply

Motherboard with two DIO-11 slots

CPU board with attached emulator board and memory modules

Graphics controller or interface board

Mass storage deviees

Fans

●

An optional HP-IB interface board may also be included.

DIO-11 systems have an additional 3-slot DIO-11 backplane.

ISA Model 400ssystemshave an additional 4-slot ISA backplane that in-

etudeasupport for the Apollo Token Ring network hoard.

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Product Information