HwMuseum | Index

LANNER ELECTRONICS, INC.

EM-520

Device Type

Single board computer

Processor

Cyrix MediaGX

Processor Speed

Unidentified

Chip Set

Cyrix

Video Chip Set

Cyrix

Maximum Onboard Memory

64MB Unified Memory Architecture (UMA)

Maximum Video Memory

None

Cache

512KB

BIOS

AMI, Award

Dimensions

203mm x 146mm

I/O Options

Floppy drive interface, IDE interface, parallel port, serial ports (4), riser slot, IR connector, USB connectors (2), PC/104 connectors (2), TV output, Ethernet 10Base-T connector, game port, audio in - CD-ROM, microphone in, line in

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port (COM1 - COM4)

CN1

PC/104 connector

CON1

VGA, TV, LAN, game connector

CN2

PC/104 connector

CON2

CD, MIC, LINE, keyboard, USB1/2

CN3

Chassis fan power

FAN1

IDE interface

CN4

IR connector

IR1

LCD panel connector

CN5

Power connector

PS1

Floppy drive interface

CN6

Power connector

PS2

Parallel port

CN7

Riser slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

J1

Unidentified

»

CMOS memory normal operation

JP3

Pins 1 & 2 closed

 

CMOS memory clear

JP3

Pins 2 & 3 closed

»

Factory configured - do not alter

JP4

Unidentified

»

Factory configured - do not alter

JP6

Pins 2 & 3 closed

»

LCD flat panel voltage select 5v

JP7

Pins 1 & 2 closed

 

LCD flat panel voltage select 3.3v

JP7

Pins 2 & 3 closed

»

Factory configured - do not alter

JP8

Pins 3 & 4 closed

»

Factory configured - do not alter

JP11

Pins 1 & 2, 3 & 4 closed

SIMM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(1) 256K x 36

None

2MB

(1) 512K x 36

None

2MB

(1) 256K x 36

(1) 256K x 36

3MB

(1) 512K x 36

(1) 256K x 36

4MB

(1) 1M x 36

None

4MB

(1) 512K x 36

(1) 512K x 36

5MB

(1) 1M x 36

(1) 256K x 36

6MB

(1) 1M x 36

(1) 512K x 36

8MB

(1) 2M x 36

None

8MB

(1) 1M x 36

(1) 1M x 36

9MB

(1) 2M x 36

(1) 256K x 36

10MB

(1) 2M x 36

(1) 512K x 36

16MB

(1) 2M x 36

(1) 2M x 36

17MB

(1) 4M x 36

(1) 256K x 36

SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

24MB

(1) 4M x 36

(1) 2M x 36

32MB

(1) 4M x 36

(1) 4M x 36

36MB

(1) 8M x 36

(1) 1M x 36

40MB

(1) 8M x 36

(1) 2M x 36

64MB

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Note: 512KB cache is factory installed and is not configurable. The location is unidentified.

SERIAL PORT 3 SELECTION

Setting

JP1

»

RS-232

Pins 1 & 2 closed

 

RS-422

Pins 3 & 4 closed

 

RS-485

Pins 5 & 6 closed

SERIAL PORT 4 SELECTION

Setting

JP2

»

RS-232

Pins 1 & 2 closed

 

RS-422

Pins 3 & 4 closed

 

RS-485

Pins 5 & 6 closed

FLASH BIOS ADDRESS SELECTION

Address

JP10

C800

Pins 1 & 2 closed

D000

Pins 3 & 4 closed

D800

Pins 5 & 6 closed

WATCH DOG TIMER SELECTION

Seconds

JP9A

JP9B

JP9C

JP9D

.5

Pins 1 & 2 closed

Open

Open

Open

1

Open

Pins 1 & 2 closed

Open

Open

2

Open

Open

Pins 1 & 2 closed

Open

4

Open

Open

Open

Pins 1 & 2 closed

8

Open

Open

Open

Pins 2 & 3 closed

16

Open

Open

Pins 2 & 3 closed

Open

32

Open

Pins 2 & 3 closed

Open

Open

64

Pins 2 & 3 closed

Open

Open

Open

WATCH DOG SELECTION

Setting

JP5

»

Reset system

Pins 1 & 2 closed

 

NMI system

Pins 2 & 3 closed

 

Disabled

Open