MICRONICS COMPUTERS, INC.

BABY GEMINI-386 ISA/LB

Processor

80386DX

Processor Speed

25/33/40MHz

Chip Set

Micronics

Max. Onboard DRAM

32MB

Cache

64KB

BIOS

Phoenix

Dimensions

215mm x 337mm

I/O Options

32-bit external memory card slot, 32-bit VESA local bus slot

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External keyboard

J1

Turbo LED

W9

External battery

J11

Turbo switch

W10

Speaker

J24

32-bit external memory card

S1

Power LED & keylock

J25

32-bit VESA local bus slot

S2

Reset switch

W8

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Monitor type select color

W1

Closed

 

Monitor type select monochrome

W1

Open

»

Factory configured - do not alter

W5

Open

»

Factory configured - do not alter

W7

Open

»

Factory configured - do not alter

SW1/6

On

»

Factory configured - do not alter

SW1/7

Off

»

Factory configured - do not alter

SW1/8

On

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

(4) 256K x 9

NONE

4MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

NONE

NONE

5MB

(4) 256K x 9

(4) 1 M x 9

NONE

NONE

6MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

NONE

7MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

9MB

(4) 256K x 9

(4) 1M x 9

(4) 1M x 9

NONE

10MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

(4) 1M x 9

12MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

13MB

(4) 256K x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

NONE

NONE

20MB

(4) 1M x 9

(4) 4M x 9

NONE

NONE

24MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

NONE

28MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

NONE

NONE

36MB

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

NONE

40MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

48MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

NONE

52MB

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

64MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

DRAM SWITCH CONFIGURATION

Size

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

1MB

On

On

On

On

On

2MB

Off

On

On

On

On

3MB

On

Off

On

On

On

4MB 1

Off

Off

On

On

On

4MB 2

On

On

Off

On

On

5MB

On

On

Off

Off

On

6MB

On

Off

On

Off

On

7MB

Off

On

On

Off

On

8MB

Off

On

Off

On

On

9MB

On

Off

Off

Off

On

10MB

Off

Off

On

Off

On

12MB

On

Off

Off

On

On

13MB

Off

Off

Off

Off

On

16MB 1

Off

Off

Off

On

On

16MB 3

On

On

Off

On

Off

20MB

On

On

Off

Off

Off

24MB

On

Off

On

Off

Off

28MB

Off

On

On

Off

Off

32MB

Off

On

Off

On

Off

36MB

On

Off

Off

Off

Off

40MB

Off

Off

On

Off

Off

48MB

On

Off

Off

On

Off

52MB

Off

Off

Off

Off

Off

64MB

Off

Off

Off

On

Off

Note 1 :Use this setting when banks are populated with (4) 256K x 9 SIMMs.

Note 2 :Use this setting when banks are populated with (4) 1M x 9 SIMMs.

Note 3 :Use this setting when banks are populated with (4) 4M x 9 SIMMs.

CACHE CONFIGURATION

Size

Bank 0

64KB

(8) 8K x 8

CACHE JUMPER CONFIGURATION

Size

W2

W3

Cache up to 16MB of DRAM

Off

Off

Cache up to 64MB of DRAM

Closed

Closed

CPU SPEED CONFIGURATION

Speed

W4

W6

25MHz

Open

pins 2 & 3 closed

33MHz

Open

pins 1 & 2 closed

40MHz

Closed

pins 2 & 3 closed