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





386/25 SYSTEM BOARD

SINGA

386/25 SYSTEM BOARD

Processor

80386DX

Processor Speed

16/20/25MHz

Chip Set

C & T

Max. Onboard DRAM

8MB

Cache

None

BIOS

CEI

Dimensions

330mm x 219mm

I/O Options

32-bit external memory card slot

NPU Options

80287/80387

CONNECTIONS

Purpose

Location

Purpose

Location

32-bit external memory card

J17

Reset switch

JP7

Speaker

J19

Turbo switch

JP9

Power LED & keylock

J20

Turbo LED

JP10

External battery

J21

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

JP1

Closed

 

Monitor type select monochrome

JP1

Open

Factory configured - do not alter

JP2

Closed

Factory configured - do not alter

JP3

Closed

Battery select internal

JP6

Closed

 

Battery select external

JP6

Open

Factory configured - do not alter

JP8

pins 1 & 2 closed

Note:The location of JP8 is unknown

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

NPU CONFIGURATION

Type

JP4

JP5

80287

Open

Closed

80387

Closed

Open

Disabled

Open

Open

DRAM CONFIGURATION 386-MEM CARD

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(4) 256K x 9

NONE

NONE

NONE

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

4MB

(4) 1M x 9

NONE

NONE

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9