HwMuseum | Index

DYNA MICRO, INC.

DYNA CACHE 386

Processor

80386DX

Processor Speed

25/33MHz

Chip Set

C & T

Max. onboard DRAM

8MB

SRAM Cache

64KB

BIOS

AMI

Dimensions

355mm x 304mm

I/O Options

32-bit external memory card

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J1

Power LED & keylock

J8

Reset switch

J2

External battery

J9

Speaker

J7

32-bit external memory card

S1

USER CONFIGURABLE SETTINGS

Function

jumper/Switch

Position

»

BIOS select 27256

J4

pins 2 & 3 closed

 

BIOS select 27128

J4

pins 1 & 2 closed

»

NPU enabled

J5

pins 1 & 2 closed

 

NPU disabled

J5

pins 2 & 3 closed

»

Factory configured - do not alter

J26

pins 2 & 3 closed

»

Factory configured - do not alter

J28

pins 1 & 2 closed

»

Factory configured - do not alter

SW1

Off

»

Monitor type select color

SW2

On

 

Monitor type select monochrome

SW2

Off

DRAM CONFIGURATION

Size

Bank 1(DIPP)

Bank 2(SIMM)

J27

1MB

(36) 41256

NONE

pins 1 & 2 and 3 & 4 closed

1MB

NONE

(4) 256K x 9

pins 2 & 3 and 4 & 5 closed

2MB

(36) 41256

(4) 256K x 9

pins 1 & 2 and 3 & 4 closed

4MB

(36) 411000

NONE

pins 1 & 2 and 3 & 4 closed

4MB

NONE

(4) 1M x 9

pins 2 & 3 and 4 & 5 closed

5MB

(36) 41256

(4) 1M x 9

pins 1 & 2 and 3 & 4 closed

5MB

(36) 411000

(4) 256K x 9

pins 2 & 3 and 4 & 5 closed

8MB

(36) 411000

(4) 1M x 9

pins 2 & 3 and 4 & 5 closed

DIPP CONFIGURATION

DRAM CONFIGURATION - 32-BIT MEMORY CARD

System DRAM

Memory Card DRAM

Bank 2

Bank 3

SW1/1

SW1/2

SW1/3

1M

4M

(36) 411000

NONE

Off

On

On

1M

8M

(36) 411000

(36) 411000

On

On

On

2M

4M

(36) 411000

NONE

Off

Off

On

2M

8M

(36) 411000

(36) 411000

On

Off

On

4M

4M

(36) 411000

NONE

Off

On

On

4M

8M

(36) 411000

(36) 411000

On

On

On

5M

4M

(36) 411000

NONE

Off

On

Off

5M

8M

(36) 411000

(36) 411000

On

On

Off

8M

4M

(36) 411000

NONE

Off

Off

On

8M

8M

(36) 411000

(36) 411000

On

Off

Off

Note:If less than 4MB are installed on the main board, a PAL on the memory card will need to be changed by the manufacturer.