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





486-OCV PLUS

DIAMOND FLOWER, INC.

486-OCV PLUS

Processor

80486SX/80486DX/80486DX2/Pentium Overdrive

Processor Speed

25/33/40/50(internal)/50/66(internal)/66MHz

Chip Set

Opti

Max. Onboard DRAM

64MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

CONNECTIONS

Purpose

Location

Purpose

Location

Diagnostic LCD port

J1

Turbo switch

J7

Keyboard connector

J2

Reset switch

J8

Speaker

J3

PS/2 mouse port

J9

Power LED & keylock

J4

External battery

J10

Turbo LED

J5

32-bit VESA Local bus slots

SL1, SL2

Reset switch

J6

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

CMOS memory normal operation (External Battery)

J11

pins 1,2,3 open

 

CMOS memory normal operation (Internal Battery)

J11

pins 1 & 2 closed

 

CMOS memory clear

J11

pins 2 & 3 closed

Factory configured - do not alter

JP13

Open

Factory configured - do not alter

JP14

Closed

Factory configured - do not alter

JP26

pins 1 & 2 closed

Monitor type select color

JP29

Closed

 

Monitor type select monochrome

JP29

Open

Factory configured - do not alter

JP31

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

(1) 512K x 36

NONE

NONE

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

6MB

(1) 2M x 36

(1) 256K x 36

(1) 1M x 36

NONE

6MB

(1) 512K x 36

NONE

(1) 1M x 36

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(4) 2M x 36

NONE

NONE

NONE

9MB

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

NONE

9MB

(4) 2M x 36

NONE

(1) 256K x 36

NONE

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

12MB

(4) 2M x 36

NONE

(1) 1M x 36

NONE

13MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

13MB

(1) 256K x 36

(1) 1M x 36

(1) 2M x 36

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(4) 4M x 36

NONE

NONE

NONE

16MB

(4) 2M x 36

NONE

(1) 2M x 36

NONE

18MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

NONE

18MB

(1) 512K x 36

NONE

(1) 4M x 36

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

20MB

(1) 4M x 36

(1) 1M x 36

NONE

NONE

24MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

NONE

24MB

(1) 2M x 36

NONE

(1) 4M x 36

NONE

24MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

24MB

(1) 4M x 36

(1) 1M x 36

(1) 4M x 36

NONE

28MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 1M x 36

28MB

(1) 2M x 36

NONE

(1) 4M x 36

(1) 1M x 36

28MB

(1) 1M x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

28MB

(1) 1M x 36

(1) 4M x 36

(1) 2M x 36

NONE

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

28MB

(1) 4M x 36

(1) 1M x 36

(4) 2M x 36

NONE

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

32MB

(1) 8M x 36

NONE

NONE

NONE

34MB

(1) 256K x 236

(1) 256K x 236

(1) 4M x 36

(1) 4M x 36

34MB

(1) 512K x 36

NONE

(1) 8M x 36

NONE

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

36MB

(1) 4M x 36

(1) 1M x 36

(1) 4M x 36

NONE

36MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

NONE

36MB

(1) 8M x 36

NONE

(1) 1M x 36

NONE

40MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

40MB

(4) 2M x 36

NONE

(1) 8M x 36

NONE

40MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

40MB

(1) 4M x 36

(1) 1M x 36

(1) 4M x 36

(1) 1M x 36

40MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

40MB

(1) 8M x 36

NONE

(1) 2M x 36

NONE

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

(1) 8M x 36

NONE

(1) 4M x 36

NONE

52MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

52MB

(1) 1M x 36

(1) 4M x 36

(1) 8M x 36

NONE

52MB

(1) 4M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

52MB

(1) 4M x 36

(1) 1M x 36

(1) 8M x 36

NONE

52MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

52MB

(4) 8M x 36

NONE

(1) 4M x 36

(1) 1M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

NONE

(1) 8M x 36

NONE

CPU SPEED SELECTION

Speed

JP12

JP25

25MHz

Open

pins 2 & 3 closed

33MHz

Closed

pins 2 & 3 closed

50iMHz

Open

pins 1 & 2 closed

50MHz

Open

pins 2 & 3 closed

66iMHz

Closed

pins 2 & 3 closed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

8K x 8

128KB

(4) 32K x 8

NONE

8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

16K x 8 or 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP6

JP7

JP8

JP9

64KB

Open

Open

pins 2 & 3 closed

pins 2 & 3 closed

128KB

Closed

Open

pins 1 & 2 closed

pins 1 & 2 closed

256KB

Closed

Closed

pins 2 & 3 closed

pins 2 & 3 closed

VESA WAIT STATE/BUS SPEED CONFIGURATION

CPU speed

Wait states

JP23

JP24

< 33MHz

0 wait states

Open

Open

> 33MHz

1 wait state

Closed

Closed

VESA CONFIGURATION

Function

JP18

JP34

No delay

pins 2 & 3 closed

pins 2 & 3 closed

Delay 1 PLCK

pins 1 & 2 closed

pins 1 & 2,3 & 4 closed

Note:If using a 80486DX 50mhz CPU, the recommended setting is for delay 1 PLCK.