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IB3486-UCB

DIAMOND FLOWER, INC.

IB3486-UCB

Processor

80386DX/80486SX/80487SX/80486DX (Depending on CPU card)

Processor Speed

20/25/33/40MHz

Chip Set

UMC

Max. Onboard DRAM

48MB

Cache

32/64/128/256KB

BIOS

AMI

Dimensions

330mm x 220mm

I/O OPTIONS

32-bit external memory card slot, CPU card slot

NPU Options

80387DX/3167/4167 (Depending on CPU card)

CONNECTIONS

Purpose

Location

Purpose

Location

Auxiliary keyboard

J1

Turbo switch

J6 and J27

Reset switch

J2 and J23

External battery

J26

Turbo LED

J3

32-bit external memory card

S1

Speaker

J4

CPU card

S2

Power LED & Keylock

J5

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

J22

closed

 

Monitor type select monochrome

J22

open

Battery select external

J24

pins 1 & 2 closed

 

Battery select internal

J24

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

1MB

(4) 256K x 9

NONE

NONE

2MB

(4) 256K x 9

(4) 256K x 9

NONE

3MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

NONE

5MB

(4) 256K x 9

(4) 1M x 9

NONE

6MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

NONE

9MB

(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

16MB

(4) 4M x 9

NONE

NONE

20MB

(4) 1M x 9

(4) 4M x 9

NONE

24MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

NONE

36MB

(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

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

32KB

(4) 8K x 8

NONE

(4) 16K x 4

64KB

(4) 8K x 8

(4) 8K x 8

(4) 16K x 4

128KB

(4) 32K x 8

NONE

(4) 16K x 4

256KB

(4) 32K x 8

(4) 32K x 8

(4) 16K x 4

CACHE JUMPER CONFIGURATION

Size

J8

J9

J10

J11

J12

32KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

open

pins 2 & 3 closed

64KB

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

open

pins 1 & 2 closed

128KB

pins 2 & 3 closed

pins 2 & 3 closed

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

pins 2 & 3 closed

pins 1 & 2 closed

NPU CONFIGURATION (DB-386 CPU MODULE)

NPU

JP1

JP2

JP3

Enabled

pins 1 & 2 closed

Closed

Closed

Disabled

pins 2 & 3 closed

Open

Open

CPU TYPE CONFIGURATION (DB-486SX/DX CPU MODULE)

CPU

JP1

JP2

JP3

JP4

80486SX

pins 1 & 2 closed

Open

Open

Open

80486DX

pins 2 & 3 closed

Closed

Closed

Open

CPU TYPE CONFIGURATION (DB-486SX/DX CPU MODULE)

CPU

JP1

JP2

JP3

JP4

80486SX

pins 1 & 2 closed

Open

Open

Open

80486DX

pins 2 & 3 closed

Closed

Closed

Open