CMS ENHANCEMENTS, INC.

HBA-SX0

Data Bus

8-bit ISA

Card Size

Full height, half length

Hard Drives Supported

Up to 7 SCSI devices

Floppy Drives Supported

None

CONNECTIONS

Function

Label

Function

Label

50-pin SCSI connector - internal

J2

4-pin drive active LED

J4

50-pin SCSI connector - external

J3

3-pin DC power out

J5

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

Termination power supplied to SCSI bus

JP2

Pins 2 & 3 closed

 

Termination power not supplied to SCSI bus

JP2

Pins 1 & 2 closed

»

Factory configured - do not alter

JP3

Open

»

Factory configured - do not alter

S1/4

N/A

»

BIOS enabled

S1/5

On

 

BIOS disabled

S1/5

Off

»

Card generates 1 wait state

S1/6

Off

 

Card generates 0 wait states

S1/6

On

»

Factory configured - do not alter

S1/7

N/A

»

Factory configured - do not alter

S1/8

N/A

BIOS ADDRESS SELECTION

Setting

S1/1

S1/2

S1/3

 

C800h

On

Off

Off

 

CC00h

On

Off

On

 

D000h

On

On

Off

 

D400h

On

On

On

»

D800h

Off

Off

Off

 

DC00h

Off

Off

On

 

E000h

Off

On

Off

 

E400h

Off

On

On

INTERRUPT SELECTION

Setting

JP1

 

IRQ2

Pins 4 & 6 closed

 

IRQ3

Pins 2 & 4 closed

 

IRQ5

Pins 1 & 3 closed

»

IRQ7

Pins 3 & 5 closed

 

Disabled

Open

SCSI TERMINATION

Setting

R1

R2

R3

Terminated

Installed

Installed

Installed

Not terminated

Not installed

Not installed

Not installed