ADAPTEC, INC.

ACB-2370B

Data bus:

16-bit, ISA

Size:

Half-length, full-height card

Hard drives supported:

Two RLL ST506 drives

Floppy drives supported:

None

CONNECTIONS

Function

Location

20-pin data cable connector-drive 1

J1

20-pin data cable connector-drive 0

J2

34-pin control cable connector-hard drive

J3

3-pin connector-drive active LED

J5

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Hard drive port address 1F0-1F7h

J6 - 1

open

 

Hard drive port address 170-177h

J6 - 1

closed

»

Not used

J6 - 2

open

»

Zero wait state disabled

J6 - 3

open

 

Zero wait state enabled

J6 - 3

closed

»

Step rate is 16 mseconds and recalibrate to 0

J6 - 4

open

 

Step rate is 35msec. and recalibrate to 0 minus 1

J6 - 4

closed

»

Read ahead cache enabled

J6 - 5

open

 

Read ahead cache disable

J6 - 5

closed

»

Not used

J6 - 6

open

»

Not used

J6 - 7

open

»

Hard drive Interrupt is IRQ14

J13

pins 1 & 2 closed

 

Hard drive Interrupt is IRQ15

J13

pins 2 & 3 closed

»

Not used

J13

pins 3 & 4 open

»

BIOS address C800h

J14

pins 1 & 2 closed

 

BIOS address CC00h

J14

pins 2 & 3 closed

 

BIOS disabled

J14

open