HwMuseum | Index

EVERSOURCE COMPUTERS, INC.

ETEQ 80386 33/40

Processor

80386DX

Processor Speed

25/33/40MHz

Chip Set

ETEQ

Max. Onboard DRAM

32MB

Cache

32/64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit external memory card

NPU Options

80387/3167/3167 daughterboard

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP1

Speaker

JP26

Turbo LED

JP23

Reset switch

JP27

Turbo switch

JP24

32-bit external memory card

S1

Power LED & keylock

JP25

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Battery select internal

JP1

pins 2 & 3 closed

 

Battery select external

JP1

Closed

»

Monitor type select monochrome

JP2

Open

 

Monitor type select color

JP2

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG (U21 & U22)

TAG (U34)

32KB

(4) 8K x 8

NONE

(2) 4K x 4

NONE

32KB

(4) 8K x 8

NONE

(2) 16K x 4

NONE

64KB

(4) 8K x 8

(4) 8K x 8

(2) 4K x 4

NONE

64KB

(4) 8K x 8

(4) 8K x 8

(2) 16K x 4

NONE

128KB

(4) 32K x 8

NONE

NONE

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(2) 16K x 4

NONE

256KB

(4) 32K x 8

(4) 32K x 8

(2) 16K x 4

NONE

CACHE JUMPER CONFIGURATION

Size

JP6

JP7

JP8

JP9

JP10

JP11

32KB

Open

Open

Open

Open

Closed

1 & 2

32KB

Open

Open

Closed

Closed

Open

1 & 2

64KB

Open

Open

Open

Closed

Open

1 & 2

64KB

Open

Open

Closed

Closed

Open

1 & 2

128KB

Closed

Open

Closed

Closed

Open

1 & 2

128KB

Closed

Open

Closed

Closed

Open

1 & 2

256KB

Closed

Closed

Open

Closed

Open

2 & 3

Notes:Pins designated should be in the closed position.

CACHE JUMPER CONFIGURATION (CON’T)

Size

JP12

JP13

JP14

JP15

JP16

JP17

32KB

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

32KB

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

64KB

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

2 & 3

64KB

2 & 3

2 & 3

1 & 2

1 & 2

2 & 3

1 & 2

128KB

1 & 2

2 & 3

2 & 3

2 & 3

2 & 3

Open

128KB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Open

256KB

1 & 2

2 & 3

2 & 3

2 & 3

2 & 3

Open

Notes:Pins designated should be in the closed position.

CACHE JUMPER CONFIGURATION (CON’T)

Size

JP18

JP19

JP20

JP21

JP22

32KB

1 & 2

Open

2 & 3

2 & 3

2 & 3

32KB

Open

Open

2 & 3

2 & 3

2 & 3

64KB

Open

Open

1 & 2

1 & 2

2 & 3

64KB

Open

Open

2 & 3

1 & 2

2 & 3

128KB

1 & 2

Closed

1 & 2

2 & 3

1 & 2

128KB

1 & 2

Closed

2 & 3

2 & 3

1 & 2

256KB

Open

Closed

1 & 2

1 & 2

2 & 3

Notes:Pins designated should be in the closed position.

NPU CONFIGURATION

Setting

JP3

JP4

disabled

Open

Open

80387

Closed

Open

3167

Open

Closed

80387 and 3167 on daughterboard

Closed

Closed