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AHA-2944W

ADAPTEC, INC.

AHA-2944W

Data bus:

32-bit PCI

Size:

Half-length, full-height card

Hard drive supported:

Up to fifteen SCSI-2 devices

Floppy drives supported:

None

CONNECTIONS

Function

Location

50-pin SCSI connector - internal

J1

4-pin connector - drive active LED

J2

68-pin SCSI connector - internal

J3

68-pin SCSI connector - external

J6

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Termination power for J3, when power off enabled

J4

closed

Termination power for J3, when power off disabled

J4

open

Termination power for J1, when power off enabled

J5

closed

Termination power for J1, when power off disabled

J5

open

Low byte & high byte set to off

R1-R12

removed

Low byte & high byte set to on

R1-R12

installed

Low byte set to off, high byte set to on

R9, R12, R3, R6

installed

 

R1, R2, R4, R5, R7, R8, R10, R11

removed

MISCELLANEOUS TECHNICAL NOTES

R1, R2, R9, R10, R11, R12 are 330-ohm. R3, R4, R5, R6, R7, R8 are 150-ohm.

When using only the 68-pin external connector low & high bytes must be set to on.

When using the 68-pin internal & external connectors or when using the 50-pin & 68-pin internal connectors low byte must be set to off, high byte to on.

When using the 50-pin internal & 68-pin external low & high bytes must be set to off.