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





PREFERRED 486 MGE/VL

CSS LABORATORIES, INC.

PREFERRED 486 MGE/VL

Processor

80486DX/80486DX2/Pentium Overdrive

Processor Speed

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

Chip Set

SIS

Max. Onboard DRAM

256MB (128MB on CPU module)

Cache

512KB (on CPU module)

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

CPU module slot, 32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J4

Reset/Turbo switch

J41

Power LED & keylock

J5

32-bit VESA Local bus slots

SL1 & SL2

Equipment panel connector

J39

CPU module slot

SL3

IDE interface LED

J40

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select monochrome

JP9

Closed

 

Monitor type select color

JP9

Open

Factory configured - do not alter

JP30

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

(4) 1M x 9

NONE

NONE

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

12MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

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

24MB

(4) 1M x 9

(4) 4M x 9

(4) 1M x 9

NONE

28MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

(4) 1M x 9

28MB

(4) 1M x 9

(4) 4M x 9

(4) 1M x 9

(4) 1M 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

36MB

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

NONE

40MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

40MB

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

40MB

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

(4) 1M 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

52MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

64MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

64MB

(4) 16M x 9

NONE

NONE

NONE

128MB

(4) 16M x 9

(4) 16M x 9

NONE

NONE

196MB

(4) 16M x 9

(4) 16M x 9

(4) 16M x 9

NONE

256MB

(4) 16M x 9

(4) 16M x 9

(4) 16M x 9

(4) 16M x 9

Note: Banks 2 & 3 are located on the CPU module board.

CPU SPEED CONFIGURATION

Speed

JP1

JP6

JP7

25MHz

pins 1 & 2 closed

Open

Open

33MHz

pins 1 & 2 closed

Open

Closed

50iMHz

pins 1 & 2 closed

Closed

Closed

66iMHz

pins 1 & 2 closed

Open

Closed

VESA BUS SPEED CONFIGURATION

CPU speed

JPV3

<=33MHz

Open

> 33MHz

Closed

VESA WAIT STATE CONFIGURATION

Wait states

JPV1

JPV2

0 wait states

Open

Open

1 wait state

Closed

Closed

EQUIPMENT PANEL CONFIGURATION

Description

J39

Ground

pin 1

Power

pin 2

Hard drive LED

pin 3

Not used

pin 4

Power

pin 5

Ground

pin 6

Turbo LED

pin 7

Keyboard inhibit

pin 8

Power

pin 9

Reset button

pin 10