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





486-KVD

ATEN RESEARCH, INC.

486-KVD

Processor

80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive

Processor Speed

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

Chip Set

VIA

Max. Onboard DRAM

128MB

Cache

64/128/256KB

BIOS

Award

Dimensions

254mm x 220mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Speaker

J12

Turbo LED

J9

Power LED & keylock

J13

Turbo switch

J10

32-bit VESA local bus slots

SL1 & SL2

Reset switch

J11

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery type select internal

J1

pins 2 & 3 closed

 

Battery type select external

J1

pins 1 & 2 closed

Monitor type select monochrome/EGA/VGA

J4

Open

 

Monitor type select color

J4

Closed

Password clear Award

J7

pins 1 & 2 closed

 

Password clear AMI

J7

pins 2 & 3 closed

Factory configured - do not alter

JC5

N/A

CMOS memory normal operation

S1

Open

 

CMOS memory clear

S1

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 1M x 9

(4) 256K x 9

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 4M x 9

(4) 256K x 9

17MB

(4) 256K x 9

(4) 4M x 9

20MB

(4) 4M x 9

(4) 1M x 9

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

64MB

(4) 16M x 9

NONE

65MB

(4) 16M x 9

(4) 256K x 9

65MB

(4) 256K x 9

(4) 16M x 9

68MB

(4) 16M x 9

(4) 1M x 9

68MB

(4) 1M x 9

(4) 16M x 9

80MB

(4) 16M x 9

(4) 4M x 9

80MB

(4) 4M x 9

(4) 16M x 9

128MB

(4) 16M x 9

(4) 16M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JS1

JS2

JS3

64KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

128KB

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION

Type

JC1

JC2

JC3

JC4

80486SX

pins 2 & 3 closed

pins 2 & 3 closed

Open

Open

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

Closed

Closed

CPU CLOCK SPEED CONFIGURATION

Speed

JK1

25MHz

pins 5 & 6 closed

33MHz

pins 1 & 2 closed

40MHz

pins 1 & 2, 5 & 6, 7 & 8 closed

40MHz

pins 1 & 2, 3 & 4 closed

50iMHz

pins 5 & 6, 7 & 8 closed

50MHz

pins 3 & 4 closed

66MHz

pins 3 & 4, 7 & 8 closed

66iMHz

pins 1 & 2, 7 & 8 closed

80MHz

pins 1 & 2, 3 & 4, 7 & 8 closed

Power down

Open

VESA WAIT STATE CONFIGURATION

Wait states

JV3

0 wait states

pins 2 & 3 closed

1 wait state

pins 1 & 2 closed

BUS SPEED CONFIGURATION

CPU speed

JV2

<= 33MHz

pins 2 & 3 closed

> 33MHz

pins 1 & 2 closed

KEYBOARD CONFIGURATION

Setting

J3

JB1

JB2

JB3

JB4

JB5

Internal

Open

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

External

Closed

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.