SEAGATE TECHNOLOGY, INC.

ST02, ST02-E50

Data bus: 8-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Up to seven SCSI devices

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

CONNECTIONS

Function

Location

50-pin SCSI connector-external (ST02-E50 only)

J1

50-pin SCSI connector-internal

J2

34-pin data cable connector-XT floppy drive

J3

34-pin data cable connector-AT floppy drive

J5

5-pin connector-DC power

J6

4-pin connector-drive active LED

J7

16K BIOS ADDRESS

Select

Jumper JP1

Jumper JP1A

»

C800h

open

open

 

Not valid

closed

open

 

CC00h

open

closed

 

DC00h

closed

closed

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Zero wait state disabled

JP2

open

 

Zero wait state enabled

JP2

closed

»

Interrupts disabled

JP3

open

 

Hard Drive Interrupt is IRQ5

JP3

pins 2 & 3 closed

 

Hard Drive Interrupt is IRQ3

JP3

pins 1 & 2 closed

»

360K/720K/1.2MB and 1.44MB

JP5

pins 2 & 3 closed

 

360K/720K only

JP5

pins 1 & 2 closed

»

Enable for PC/XT, 286 and PC/AT

JP6

pins 2 & 3 closed

 

Disable for PC/XT

JP6

pins 1 & 2 closed