AMERICAN MEGATRENDS, INC.

FAST LAN/SCSI VLB

Data bus:

32-bit, VL-bus

Size:

Full-length, full-height card

Hard drive supported:

Up to seven SCSI devices

Floppy drives supported:

None

CONNECTIONS

Function

Location

50-pin SCSI connector - internal

CN1

64-pin SCSI connector - internal

CN2

15-pin AUI Transceiver connector - internal

CN3

4-pin RJ11 connector - external

CN4

50-pin SCSI connector - external

CN5

2-pin connector-Drive active LED

J04

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

SCSI termination 1 disabled

J06

closed

 

SCSI termination 1 enabled

J06

open

»

SCSI termination 2 disabled

J07

closed

 

SCSI termination 2 enabled

J07

open

»

VESA burst mode disabled

J08

closed

 

VESA burst mode enabled

J08

open

»

ISA mode enabled

J20

pins 1 & 2 closed

 

EISA mode enabled

J20

pins 2 & 3 closed

»

SCSI enabled

J24

pins 1 & 2 closed

 

SCSI disabled

J24

pins 2 & 3 closed

»

LAN enabled

J25

pins 1 & 2 closed

 

LAN disabled

J25

pins 2 & 3 closed

BIOS ADDRESS

Address

J10

J11

J12

»

C8000h

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

 

CC000h

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

 

D0000h

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

 

D4000h

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

 

D8000h

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

 

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

SCSI AND LAN INTERRUPT REQUEST CONFIGURATION

SCSI IRQ

LAN IRQ

J13

J14

J15

J16

J17

»

10

15

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 2 & 3

 

10

5

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 2 & 3

 

10

11

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 2 & 3

 

10

12

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 2 & 3

 

11

5

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 2 & 3

 

11

10

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 2 & 3

 

11

12

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 2 & 3

 

11

15

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 2 & 3

 

12

5

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 2 & 3

 

12

10

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 2 & 3

 

12

11

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 2 & 3

 

12

15

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 2 & 3

 

15

5

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 2 & 3

 

15

10

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 2 & 3

 

15

11

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 2 & 3

 

15

12

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 2 & 3

 

14

5

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 1 & 2

 

14

10

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 1 & 2

 

14

11

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 1 & 2

 

14

12

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 1 & 2

 

5

15

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 1 & 2

 

5

10

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 1 & 2

 

5

11

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 1 & 2

 

5

12

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 1 & 2

 

10

14

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 1 & 2

 

11

14

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 1 & 2

 

12

14

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 1 & 2

 

15

14

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 1 & 2

 

14

15

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 1 & 2

 

5

14

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 1 & 2

 

Disabled

n/a

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 1 & 2

Note: pins designated should be in the closed position.

SCSI AND LAN I/O PORT ADDRESS

SCSI Address

LAN Address

Jumper J21

Jumper J22

Jumper J23

»

0200h

0600h

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

 

1200h

1600h

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

 

2200h

2600h

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

 

0300h

0700h

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

 

1300h

1700h

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

 

2300h

2700h

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

VLB CARD NUMBER

Card Number

Jumper J26

Jumper J27

»

0

pins 2 & 3 closed

pins 2 & 3 closed

 

1

pins 1 & 2 closed

pins 2 & 3 closed

 

2

pins 2 & 3 closed

pins 1 & 2 closed

STATUS LEDS

LED

Status

Function

Red

blinking

SCSI activity

Green

blinking

LAN send data

Yellow

blinking

LAN receive data

MISCELLANEOUS TECHNICAL NOTES

Jumpers J05, and J19 are factory configured to the open position, jumper J28 is factory configured to the closed position - do not alter these settings.