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OPTI 386-25/386-33

UNIDENTIFIED

OPTI 386-25/386-33

Processor

80386DX (Exact location is unknown)

Processor Speed

25/33MHz

Chip Set

OPTi

Max. Onboard DRAM

8MB

Cache

None

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit external memory card

NPU Options

80387DX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

CR4

Power LED & keylock

J23

External battery

J10

Reset switch

SW1

Speaker

J22

Turbo switch

SW2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

JP1

Closed

 

Monitor type select monochrome

JP1

Open

DRAM CONFIGURATION

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

3MB

(4) 256K x 9

(4) 256K x 9

(36) 41256

NONE

4MB

(4) 256K x 9

(4) 256K x 9

(36) 41256

(36) 41256

4MB

(4) 1M x 9

NONE

NONE

NONE

5MB

(4) 256K x 9

(4) 1M x 9

NONE

NONE

8MB

(4) 1M x 9

NONE

(36) 411000

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

16MB

(4) 1M x 9

(4) 1M x 9

(36) 411000

(36) 411000

Note:The locations of Bank 2 & Bank 3 can be found on the external memory card.