Data bus:

16-bit, ISA

Size:

Full-length, full-height card

Hard drive supported:

Two RLL ESDI

Floppy drives supported:

Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

34-pin control cable connector - floppy drive

J1

20-pin data cable connector - drive 2

J2

20-pin data cable connector - drive 1

J3

34-pin control cable connector - hard drive

J4

4-pin connector - drive active LED

J5

Serial monitor output

J13

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Factory configured - do not alter

J6

N/A

»

Factory configured - do not alter

J7

N/A

»

Factory configured - do not alter

J8

N/A

»

Factory configured - do not alter

J9

N/A

»

Factory configured - do not alter

J10

N/A

»

BIOS address is C8000-CBFFFh

J11

Pins 1 & 2 closed

BIOS address is CC000-CFFFFh

J11

Pins 2 & 3 closed

BIOS disabled

J11

All pins open

»

Hard drive address is 1F0-1F7h

J12/jumper A

Open

Hard drive address is 170-177h

J12/jumper A

Closed

»

Floppy drive address is 3F0-3F7h

J12/jumper B

Open

Floppy drive address is 370-377h

J12/jumper B

Closed

Zero wait state enabled

J12/jumper C

Open

Zero wait state disabled

J12/jumper C

Closed

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Hard drive recal function enabled

J12/jumper D

Open

Hard drive recal function disabled

J12/jumper D

Closed

»

Factory configured - do not alter

J12/jumper E

N/A

Serial monitor mode disabled

J12/jumper F

Open

Serial monitor mode enabled

J12/jumper F

Closed

»

Factory configured - do not alter

J12/jumper G

N/A

»

Test point

J14

All pins open

»

Test point

J15

Open

»

Factory configured - do not alter

J16

N/A

»

Factory configured - do not alter

J17

N/A

»

Hard drive IRQ14 selected

J18

Pins 1 & 2 closed

Hard drive IRQ15 selected

J18

Pins 2 & 3 closed

»

Floppy drive DACK2 selected

J19

Pins 1 & 2 closed

Floppy drive DACK3 selected

J19

Pins 2 & 3 closed

»

Floppy drive IRQ6 selected

J20

Pins 1 & 2 closed

Floppy drive IRQ10 selected

J20

Pins 2 & 3 closed

»

Floppy drive DRQ3 selected

J21

Pins 1 & 2 closed

Floppy drive DRQ2 selected

J21

Pins 2 & 3 closed

Note:J18 pins 3 & 4 are not used and should never be closed.