...because we can't all be on the bleeding edge...





EAT-12

UNIDENTIFIED

EAT-12

Processor

80286

Processor Speed

12MHz

Chip Set

None

Max. onboard DRAM

2MB

Cache

None

BIOS

Unknown

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

JP1

Reset

JP10

Power LED & keylock

JP4

Turbo switch

JP12

External battery

JP8

Speaker

JP13

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

BIOS type select 27256

JP2

pins 1 & 2 closed

 

BIOS type select 27128

JP2

pins 2 & 3 closed

Monitor type select color

JP3

pins 2 & 3 closed

 

Monitor type select monochrome

JP3

pins 1 & 2 closed

Speed select via keyboard enabled

JP5

pins 1 & 2 closed

 

Speed select via keyboard disabled

JP5

pins 2 & 3 closed

Battery type select onboard

JP7

pins 2 & 3 closed

 

Battery type select external

JP7

pins 1 & 2 closed

Power good signal detect from board

JP9

pins 1 & 2 closed

 

Power good signal detect from power supply

JP9

pins 2 & 3 closed

Parity check disabled

JP14

pins 2 & 3 closed

 

Parity check enabled

JP14

pins 1 & 2 closed

Factory configured - do not alter

SW1/switch 3

Off

RAM select 0 wait states

SW1/switch 4

Off

 

RAM select 1 wait state

SW1/switch 4

On

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

512KB

(4) 44256

NONE

NONE

NONE

640KB

(4) 44256

(4) 4464

NONE

NONE

1024KB

(4) 44256

(4) 44256

NONE

NONE

1152KB

(4) 44256

(4) 44256

(4) 4464

NONE

1536KB

(4) 44256

(4) 44256

(4) 44256

NONE

1664KB

(4) 44256

(4) 44256

(4) 44256

(4) 4464

2048KB

(4) 44256

(4) 44256

(4) 44256

(4) 44256

DRAM SWITCH CONFIGURATION

Size

System RAM

Extended RAM

SW1/1

SW1/2

512KB

512KB

0KB

On

On

640KB

640KB

0KB

On

Off

1024KB

640KB

384KB

On

Off

1152KB

640KB

512KB

Off

On

1536KB

640KB

896KB

Off

On

1664KB

640KB

1024KB

Off

Off

2048KB

640KB

1408KB

Off

Off