Appendix F

Specifications

CPU and Memory

16-bit CPU

80386SX microprocessor, 16 MHz or

 

simulated 8 MHz clockrate, selectable

 

through a switch or through software

 

24-bit address and 16-bit data bus

On-board memory 1MB RAM on main system board;

 

expandable using 256KB or 1MB SIMMs

 

to 2MB, 4MB, 6MB, 8MB, 10MB, 12MB,

 

or 14MB (maximum); SIMMs must be

 

70ns access speed or faster

ROM

64KB

Math coprocessor 80387SX ( 16 MHz) support; coprocessor is optional

Controllers

Diskette

Supports up to two drives in any of four

 

formats: 3 ‘/z-inch, high-density, 1.44MB;

3i/z-inch, double-density, 720KB;

5‘/s-inch, high-density, 1.2MB; or

5i/4-inch, double-density, 360KB; controller on main system board

Hard disk

Supports up to two drives available in

 

40MB or 100MB; embedded controller

Specifications F-1