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IB02

EMULEX CORPORATION

IB02

Data bus: 8-bit, ISA

Size: Full-length, full-height card

Hard drives supported: Up to seven SCSI devices

Floppy drives supported: None

CONNECTIONS

Function

Location

50-pin SCSI connector-external

J1

50-pin SCSI connector-internal

J2

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Not used

SW1/switch 3

off

Not used

SW1/switch 4

off

Factory configured - do not alter

SW2/switch 1

off

DMA Channel 1 selected

SW2/switch 2

on

 

DMA Channel 3 selected

SW2/switch 2

off

SCSI parity check enabled

SW2/switch 6

on

 

SCSI parity check disabled

SW2/switch 6

off

SCSI bus disconnect enabled

SW2/switch 7

on

 

SCSI bus disconnect disabled

SW2/switch 7

off

Factory configured - do not alter

SW3/switch 1 & 2

off

Factory configured - do not alter

SW3/switch 8

off

INTERRUPT REQUEST

IRQ

SW2/switch 3

SW2/switch 4

SW2/switch 5

IRQ2

on

off

on

 

IRQ5

off

on

off

DMA TRANSFER MODE

Mode

SW1/switch 1

SW1/switch 2

Single-byte (for use with PC, PC/XT)

on

on

8-byte (for use in a PC/AT with DOS)

on

off

Reserved

off

on

4-byte (for use in a PC/AT with multi-tasking)

off

off

SCSI ADDRESS

SCSI ID

SW2/switch 8

SW2/switch 9

SW2/switch 10

0

off

off

off

1

on

off

off

2

off

on

off

3

on

on

off

4

off

off

on

5

on

off

on

6

off

on

on

7

on

on

on

BIOS ADDRESS - SW3

Address

Switch 3

Switch 4

Switch 5

Switch 6

Switch 7

C800h

on

on

off

on

on

CA00h

off

on

off

on

on

CC00h

on

off

off

on

on

CE00h

off

off

off

on

on

D000h

on

on

on

off

on

D200h

off

on

on

off

on

D400h

on

off

on

off

on

D600h

off

off

on

off

on

D800h

on

on

off

off

on

DA00h

off

on

off

off

on

DC00h

on

off

off

off

on

DE00h

off

off

off

off

on

E000h

on

on

on

on

off

E200h

off

on

on

on

off

E400h

on

off

on

on

off

E600h

off

off

on

on

off

E800h

on

on

off

on

off

EA00h

off

on

off

on

off

EC00h

on

off

off

on

off

EE00h

off

off

off

on

off

MISCELLANEOUS TECHNICAL NOTES

For termination power, a # 1N5817 diode must be installed at socket CR2 and JP1 must be on.