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ACB-5500

ADAPTEC

ACB-5500

Data bus:

None (SCSI to ST506 interface)

Size:

Drive card

Hard drives supported:

SCSI to four RLL ST506 drives

Floppy drives supported:

None

CONNECTIONS

Function

Location

34-pin control cable connector-hard drive(s)

CN1

20-pin data cable connector-drive 0

J2

20-pin data cable connector-drive 1

J3

20-pin data cable connector-drive 2

J4

20-pin data cable connector-drive 3

J5

4-pin connector-DC power

J7

50-pin SCSI connector-to host adapter

J8

USER CONFIGURABLE JUMPERS

Function

Location

Setting

SCSI bus reset is "hard"

J6/jumper 1

closed

 

SCSI bus reset is "soft"

J6/jumper 1

open

Factory configured - do not alter

J6/jumper 2

open

LUN 0 is a hard-sectored drive

J6/jumper 3

closed

 

LUN 0 is not a hard-sectored drive

J6/jumper 3

open

LUN 1 is a hard-sectored drive

J6/jumper 4

closed

 

LUN 1 is not a hard-sectored drive

J6/jumper 4

open

Factory configured - do not alter

J6/jumper 5

open

Self-diagnostics enabled

J6/jumper 6

closed

 

Normal operation

J6/jumper 6

open

SCSI parity check enabled

J6/jumper 7

closed

 

SCSI parity check disabled

J6/jumper 7

open

SCSI ADDRESS

SCSI ID

J6/jumper 8

J6/jumper 9

J6/jumper 10

 

0

open

open

open

 

1

open

open

closed

 

2

open

closed

open

 

3

open

closed

closed

 

4

closed

open

open

 

5

closed

open

closed

 

6

closed

closed

open

7

closed

closed

closed