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ERI-LAN486E

EMPAC RESEARCH INTERNATIONAL

ERI-LAN486E

Processor

80486SX/80486DX

Processor Speed

25/33/50/50(internal)MHz

Chip Set

Symphony

Max. Onboard DRAM

16MB

Cache

None

BIOS

AMI

Dimensions

254mm x 230mm

I/O Options

Bus mouse port, ethernet ports (3), floppy drive interface, IDE interface, parallel port, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Link LED

D2

Speaker

JP18

IDE hard disk interface

JP1

Reset switch

JP19

Floppy disk interface

JP2

Ethernet 10Base5 (AUI)

JP21

Serial port 2

JP7

Ethernet 10BaseT

P1

Turbo LED

JP12

Ethernet 10Base2

P2

Turbo switch

JP14

Parallel port

P3

IDE interface LED

JP16

Serial port 1

P4

Power LED & keylock

JP17

Bus mouse

P5

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

Monitor type select color

JP22

closed

 

Monitor type select monochrome

JP22

open

Serial port 1 interrupt IRQ4 enabled

JP24

closed

 

Serial port 1 interrupt IRQ4 disabled

JP24

open

Serial port 2 interrupt IRQ3 enabled

JP25

closed

 

Serial port 2 interrupt IRQ3 disabled

JP25

open

Parallel port select LPT1 interrupt IRQ7

JP27

closed

 

Parallel port disabled

JP27

open

Mouse port select interrupt IRQ12 enabled

JP28

closed

 

Mouse port select interrupt IRQ12 disabled

JP28

open

Ethernet type select 10BaseT (RJ45)

SW1

1

 

Ethernet type select 10Base2 (BNC)

SW1

2

 

Ethernet type select 10Base5 (AUI)

SW1

N/A

DRAM CONFIGURATION

Size

Bank 0

1MB

(4) 256K x 9

4MB

(4) 1M x 9

16MB

(4) 4M x 9

ETHERNET CONTROLLER I/O ADDRESS CONFIGURATION

I/O Address

JP8

 

300H

open

 

320H

pins 1 & 2, 3 & 4, and 5 & 6 closed

 

330H

pins 1 & 2 and 3 & 4 closed

 

340H

pins 1 & 2 and 5 & 6 closed

 

350H

pins 1 & 2 closed

360H

pins 5 & 6 closed

 

380H

pins 3 & 4 and 5 & 6 closed

REMOTE BOOT ROM CONFIGURATION

Setting

JP15

JP26

Disabled

pins 1 & 2 closed

N/A

 

C8OOOH-C9FFFH

pins 2 & 3 closed

pins 1 & 2 and 3 & 4 closed

 

CCOOOH-CDFFFH

pins 2 & 3 closed

pins 1 & 2 closed

 

D8OOOH-D9FFFH

pins 2 & 3 closed

pins 3 & 4 closed

 

DCOOOH-DDFFFH

pins 2 & 3 closed

open

ETHERNET INTERRUPT CONFIGURATION

Interrupt

JP26

IRQ3

pins 1 & 2 closed

IRQ5

pins 3 & 4 closed

IRQ9

pins 5 & 6 closed

IRQ10

pins 7 & 8 closed

IRQ11

pins 9 & 10 closed

IRQ12

pins 11 & 12 closed

IRQ15

pins 13 & 14 closed