HwMuseum | Index

GENESYS ATE, INC.

GX 486E

Processor

80486SX/80486DX/80486DX2

Processor Speed

33/50/66(internal)MHz

Chip Set

OPTI

Max. Onboard DRAM

128MB

Cache

64/128/256/512KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J1

Power LED & keylock

J5

Speaker

J4

Reset switch

S9

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

I/O Bus select normal operation

JP1

Open

 

EXRDY ISA card signal affects CHRDY bus signal

JP1

Closed

»

Monitor type select color

JP5

Closed

 

Monitor type select monochrome

JP5

Open

Note:The location of JP1 is unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

64MB

(4) 16M x 9

NONE

128MB

(4) 16M x 9

(4) 16M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

Dirty Bit (U66)

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

(1) 16K x 1 or (1) 64K x 1

128KB

(4) 32K x 8

NONE

(1) 8K x 8

(1) 16K x 1 or (1) 64K x 1

256KB

(4) 32K x 8

(4) 32K x 8

(2) 8K x 8

(1) 16K x 1 or (1) 64K x 1

256KB

(4) 32K x 8

(4) 32K x 8

(2) 8K x 8

(1) 64K x 1

CACHE DIRTY BIT JUMPER CONFIGURATION

Size

JP14

JP15

JP16

64KB

Open

Open

Open

128KB

Open

Closed

Open

256KB

Closed

Closed

Open

256KB

Closed

Closed

Closed

CACHE JUMPER CONFIGURATION

Size

JP6A

JP6B

JP11

JP12

JP13

64KB

Open

Closed

Open

Open

Open

128KB

Closed

Open

Open

Open

Closed

256KB 1

Open

Closed

Open

Closed

Closed

256KB 2

Open

Closed

Open

Closed

Closed

Note 1 :Use this setting when (1) 16K x 1 is installed at U66.

Note 2 :Use this setting when (1) 64K x 1 is installed at U66.

CPU TYPE CONFIGURATION

Type

JP8

JP10

80486SX

pins 2 & 3 closed

Open

80487SX

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

80486DX

pins 1 & 2, 3 & 4 closed

pins 2 & 3 closed

CPU SPEED CONFIGURATION

Speed

JP2

JP3

JP4

JP7

JP9

20MHz

Open

Open

2 & 3

Closed

1 & 2

25MHz

Open

Open

1 & 2

Open

1 & 2

33MHz

Closed

Open

1 & 2

Open

1 & 2

40MHz

Open

Closed

1 & 2

Open

1 & 2

50MHz

Closed

Closed

1 & 2

Open

2 & 3

Note: Pins designated should be in the closed position.