CORONA COMPUTER CORPORATION

400 HDC

Data bus: 8-bit, ISA

Size: Full-length, full-height card

Hard drives supported: Two MFM ST506 drives

Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB

CONNECTIONS

Function

Location

20-pin data cable connector-drive 1

CN1

20-pin data cable connector-drive 0

CN2

34-pin control cable connector-hard drive

CN3

DRIVE TYPE COFIGURATION - SW1

Heads

Cyl.

Switch 1

Switch 2

Switch 3

Switch 4

Switch 5

Switch 6

2

612

on

off

off

on

on

on

4

306

on

off

off

off

off

off

4

306

off

off

off

off

off

off

4

612

on

on

on

off

off

off