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





A386-25/33/40C

ARNOS INSTRUMENTS & COMPUTER SYSTEMS, INC.

A386-25/33/40C

Processor

80386DX

Processor Speed

25/33/40MHz

Chip Set

AIC

Max. Onboard DRAM

64MB

Cache

64/128/256KB

BIOS

AMI/Phoenix

Dimensions

259mm x 219mm

I/O Options

None

NPU Options

3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

X5

Turbo switch

X15

Reset switch

X13

Speaker

X16

Turbo LED

X14

Power LED & keylock

X17

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

S3

open

Battery type select 5VDC or less

S4

pins 1 & 2 Closed

 

Battery type select greater than 5VDC

S4

pins 2 & 3 Closed

Monitor type select color

S5

closed

 

Monitor type select monochrome

S5

open

Factory configured - do not alter

S6

pins 2 & 3 Closed

Battery select internal

S7

pins 1 & 2 Closed

 

Battery select external

S7

pins 2 & 3 Closed

Power good signal detect from board

S9

pins 1 & 2 Closed

 

Power good signal detect from power supply

S9

pins 2 & 3 Closed

CPU TYPE CONFIGURATION

CPU Type

S6

S9

80486DX2

pins 1 & 2 closed

pins 1 & 2 and 3 & 4 closed

80486DX

pins 1 & 2 closed

pins 1 & 2 and 3 & 4 closed

80487SX

pins 2 & 3 closed

pins 1 & 2 and 3 & 4 closed

80486SX

open

pins 2 & 3 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

64MB

(4) 16M x 9

NONE

CACHE JUMPER CONFIGURATION

Size

S1

S2

S8

64KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

128KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

CACHE CONFIGURATION

Size

Cache

Location

TAG

64KB

(8) 8K x 8

Banks 0 & 1

(2) 8K x 8

128KB

(4) 32K x 8

Bank 0

(2) 8K x 8

256KB

(8) 32K x 8

Banks 0 & 1

(2) 32K x 8