UNIDENTIFIED

2MM/SC

Processor

80286

Processor Speed

12MHz

Chip Set

C & T

Max. Onboard DRAM

4MB

SRAM Cache

None

BIOS

AMI

Dimensions

254mm x 218mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J1 pins 1 & 4

Turbo LED

J3 pins 3 & 4

Power LED & keylock

J2

External battery

J4

Reset switch

J3 pins 1 & 2

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Speaker select internal

J1

pins 2 & 3 closed

 

Speaker select external

J1

pins 1 & 4 connected

»

Battery select internal

J5

pins 1 & 2 closed

 

Batery select external 6VDC

J5

pins 3 & 4 closed

 

Batery select external 4.5VDC

J5

pins 5 & 6 closed

 

Monitor type select color

J6

pins 1 & 2 closed

 

Monitor type select monochrome

J6

pins 2 & 3 closed

»

Factory configured - do not alter

J7

unknown

Note:Location of Jumper J7 is unknown.

DRAM CONFIGURATION

Size

Bank 0(DIP)

P-0

Bank 1 (DIP)

P-1

Bank 0(SIMM)

Bank 1 (SIMM)

512KB 1

(4) 44256

(2) 41256

NONE

NONE

NONE

NONE

512KB 2

NONE

NONE

NONE

NONE

(2) 256K x 9

NONE

1MB 1

(4) 44256

(2) 41256

(4) 44256

(2) 41256

NONE

NONE

1MB 2

NONE

NONE

NONE

NONE

(2) 256K x 9

(2) 256K x 9

1.5MB 1

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 256K x 9

NONE

2MB 2

NONE

NONE

NONE

NONE

(2) 1M x 9

NONE

2MB 1

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 256K x 9

(2) 256K x 9

4MB 2

NONE

NONE

NONE

NONE

(2) 1M x 9

(2) 1M x 9

Note 1 :Set JP8 and JP9 pins 1 & 2 closed.

Note 2 :Set JP8 and JP9 pins 2 & 3 closed.