VISION TECHNOLOGIES

VLR 486

Processor

CX486M6/80486SX/TI486SXL/TI486SXL2/80487SX/CX486M7/80486DX/ AM486DXL/486DX2/80486DX4/Pentium Overdrive

Processor Speed

25/33/40/50(internal)/50/66(internal)/66/75(internal)/80(internal)/ 100(internal)MHz

Chip Set

ALI

Max. Onboard DRAM

128MB

Cache

32/64/128/256/512KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (3)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

J1

Turbo LED

J4

Power LED & keylock

J2

Turbo switch

J5

Speaker

J3

32-bit VESA local bus slots

SL1 - SL3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

 

Battery type select internal

J6

pins 2 & 3 closed

 

Battery type select external

J6

Closed

 

CMOS memory clear

J6

pins 1 & 2 closed

 

Factory configured - do not alter

JP4

N/A

 

Factory configured - do not alter

JP11

pins 1 & 2 closed

 

Cache type select write through

JP16

Open

 

Cache type select write back

JP16

Closed

 

Factory configured - do not alter

JP18

N/A

 

CPU type select Intel S series CPU

JP19

Closed

 

CPU type select 5v general CPU

JP19

Open

 

Factory configured - do not alter

JP22

pins 2 & 3 closed

 

Factory configured - do not alter

JP29

pins 2 & 3 closed

 

External power select standby mode

JP32

pins 1 & 3 closed

 

External power select suspend mode

JP32

pins 5 & 7 closed

 

Factory configured - do not alter

JP34

Closed

 

Factory configured - do not alter

JP35

Closed

 

Monitor type select color

JP39

Closed

 

Monitor type select monochrome

JP39

Open

 

Battery type select lithIum

JP42

pins 2 & 3 closed

 

Battery type select NI-CD

JP42

pins 1 & 2 closed

Note: The locations of JP29, JP34, and JP35 are unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 0/1

Bank 1

1MB

(4) 256K x 9

NONE

NONE

1MB

NONE

(1) 256K x 36

NONE

1MB

NONE

NONE

(1) 256K x 36

2MB

(4) 256K x 9

(1) 256K x 36

NONE

2MB

(4) 256K x 9

NONE

(1) 256K x 36

2MB

NONE

(1) 256K x 36

(1) 256K x 36

3MB

(4) 256K x 9

(1) 256K x 36

(1) 256K x 36

4MB

(4) 1M x 9

NONE

NONE

4MB

NONE

(1) 1M x 36

NONE

4MB

NONE

NONE

(1) 1M x 36

6MB

(4) 256K x 9

(1) 1M x 36

(1) 256K x 36

6MB

(4) 256K x 9

(1) 256K x 36

(1) 1M x 36

6MB

(4) 1M x 9

(1) 256K x 36

(1) 256K x 36

8MB

(4) 1M x 9

(1) 1M x 36

NONE

8MB

(4) 1M x 9

NONE

(1) 1M x 36

8MB

NONE

(1) 1M x 36

(1) 1M x 36

9MB

(4) 256K x 9

(1) 1M x 36

(1) 1M x 36

9MB

(4) 1M x 9

(1) 1M x 36

(1) 256K x 36

9MB

(4) 1M x 9

(1) 256K x 36

(1) 1M x 36

16MB

(4) 4M x 9

NONE

NONE

16MB

NONE

(1) 4M x 36

NONE

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 0/1

Bank 1

16MB

NONE

NONE

(1) 4M x 36

16MB

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

18MB

(4) 256K x 9

(1) 4M x 36

(1) 256K x 36

18MB

(4) 256K x 9

(1) 256K x 36

(1) 4M x 36

18MB

(4) 4M x 9

(1) 256K x 36

(1) 256K x 36

21MB

(4) 256K x 9

(1) 4M x 36

(1) 1M x 36

21MB

(4) 256K x 9

(1) 1M x 36

(1) 4M x 36

21MB

(4) 1M x 9

(1) 4M x 36

(1) 256K x 36

21MB

(4) 1M x 9

(1) 256K x 36

(1) 4M x 36

21MB

(4) 4M x 9

(1) 1M x 36

(1) 256K x 36

21MB

(4) 4M x 9

(1) 256K x 36

(1) 1M x 36

24MB

(4) 1M x 9

(1) 4M x 36

(1) 1M x 36

24MB

(4) 1M x 9

(1) 1M x 36

(1) 4M x 36

24MB

(4) 4M x 9

(1) 1M x 36

(1) 1M x 36

32MB

(4) 4M x 9

(1) 4M x 36

NONE

32MB

(4) 4M x 9

NONE

(1) 4M x 36

32MB

NONE

(1) 4M x 36

(1) 4M x 36

33MB

(4) 256K x 9

(1) 4M x 36

(1) 4M x 36

33MB

(4) 4M x 9

(1) 4M x 36

(1) 256K x 36

33MB

(4) 4M x 9

(1) 256K x 36

(1) 4M x 36

36MB

(4) 1M x 9

(1) 4M x 36

(1) 4M x 36

36MB

(4) 4M x 9

(1) 4M x 36

(1) 1M x 36

36MB

(4) 4M x 9

(1) 1M x 36

(1) 4M x 36

48MB

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

64MB

(4) 16M x 9

NONE

NONE

64MB

NONE

(1) 16M x 36

NONE

64MB

NONE

NONE

(1) 16M x 36

66MB

(4) 256K x 9

(1) 16M x 36

(1) 256K x 36

66MB

(4) 256K x 9

(1) 256K x 36

(1) 16M x 36

66MB

(4) 16M x 9

(1) 256K x 36

(1) 256K x 36

69MB

(4) 256K x 9

(1) 1M x 36

(1) 16M x 36

69MB

(4) 256K x 9

(1) 16M x 36

(1) 1M x 36

69MB

(4) 1M x 9

(1) 16M x 36

(1) 256K x 36

69MB

(4) 1M x 9

(1) 256K x 36

(1) 16M x 36

69MB

(4) 16M x 9

(1) 1M x 36

(1) 256K x 36

69MB

(4) 16M x 9

(1) 256K x 36

(1) 1M x 36

72MB

(4) 1M x 9

(1) 16M x 36

(1) 1M x 36

72MB

(4) 1M x 9

(1) 1M x 36

(1) 16M x 36

72MB

(4) 16M x 9

(1) 1M x 36

(1) 1M x 36

81MB

(4) 256K x 9

(1) 16M x 36

(1) 4M x 36

81MB

(4) 256K x 9

(1) 4M x 36

(1) 16M x 36

81MB

(4) 4M x 9

(1) 16M x 36

(1) 256K x 36

81MB

(4) 4M x 9

(1) 256K x 36

(1) 16M x 36

81MB

(4) 16M x 9

(1) 4M x 36

(1) 256K x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 0/1

Bank 1

81MB

(4) 16M x 9

(1) 256K x 36

(1) 4M x 36

84MB

(4) 1M x 9

(1) 16M x 36

(1) 4M x 36

84MB

(4) 1M x 9

(1) 4M x 36

(1) 16M x 36

84MB

(4) 4M x 9

(1) 1M x 36

(1) 16M x 36

84MB

(4) 16M x 9

(1) 4M x 36

(1) 1M x 36

84MB

(4) 16M x 9

(1) 1M x 36

(1) 4M x 36

96MB

(4) 4M x 9

(1) 16M x 36

(1) 4M x 36

96MB

(4) 4M x 9

(1) 4M x 36

(1) 16M x 36

96MB

(4) 16M x 9

(1) 4M x 36

(1) 4M x 36

128MB

(4) 16M x 9

(1) 16M x 36

NONE

128MB

(4) 16M x 9

NONE

(1) 16M x 36

128MB

NONE

(1) 16M x 36

(1) 16M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

32KB

(4) 8K x 8

NONE

(1) 8K x 8

64KB

(4) 16K x 8

NONE

(1) 8K x 8

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) 64K x 8

NONE

(1) 16K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 16K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP23

JP30

32KB

pins 6 & 7 closed

Open

64KB

pins 4 & 5, 6 & 7 closed

pins 1 & 2 closed

64KB

pins 5 & 6 closed

pins 1 & 2 closed

128KB

pins 2 & 3, 4 & 5, 6 & 7 closed

pins 1 & 2, 3 & 4 closed

256KB

pins 2 & 3, 4 & 5, 6 & 7 closed

pins 1 & 2, 3 & 4 closed

256KB

pins 1 & 2, 3 & 4, 5 & 6 closed

pins 1 & 2, 3 & 4 closed

512KB

pins 2 & 3, 4 & 5, 6 & 7 closed

pins 1 & 2, 3 & 4, 5 & 6 closed

CPU TYPE CONFIGURATION

Type

JP5

JP27

TI486SXL

pins 2 & 3 Closed

pins 1 & 2 closed

TI486SXL2

pins 2 & 3 Closed

pins 1 & 2 closed

Cyrix

pins 1 & 2 closed

pins 2 & 3 Closed

Other CPU’s

Open

pins 2 & 3 Closed

CPU TYPE CONFIGURATION

Type

JP13

JP14

JP15

JP17

CX486M6

Open

pins 1 & 2 closed

pins 1 & 2 closed

Open

80486SX

Open

pins 1 & 2 closed

pins 1 & 2 closed

Open

TI486SXL

Open

pins 1 & 2 closed

pins 1 & 2 closed

Open

TI486SXL2

Open

pins 1 & 2 closed

pins 1 & 2 closed

Open

80487SX

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

Closed

CX486M7

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

Closed

80486DX

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

Closed

80486DX2

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

Closed

80486DX4

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

Closed

Pentium Overdrive

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

Closed

CPU TYPE CONFIGURATION (CON’T)

Type

JP20

JP45

JP46

CX486M6

pins 1 & 2 closed

Open

Open

80486SX

pins 1 & 2 closed

Open

Open

TI486SXL

pins 1 & 2 closed

Closed

Closed

TI486SXL2

pins 1 & 2 closed

Closed

Closed

80487SX

pins 1 & 2 closed

Open

Open

CX486M7

pins 1 & 2 closed

Open

Open

80486DX

pins 1 & 2 closed

Open

Open

80486DX2

pins 1 & 2 closed

Open

Open

80486DX4

pins 1 & 2 closed

Open

Open

Pentium Overdrive

pins 2 & 3 closed

Open

Open

SMI CPU TYPE CONFIGURATION

Type

JP1

JP2

JP3

80486 S-series

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

80486DX4

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

AM486DXL

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

CX486M6

pins 2 & 3 closed

pins 4 & 5 closed

pins 4 & 5 closed

CX486M7

pins 2 & 3 closed

pins 4 & 5 closed

pins 4 & 5 closed

TI486SXL

pins 1 & 2 closed

pins 5 & 6 closed

pins 1 & 2, 5 & 6 closed

TI486SXL2

pins 1 & 2 closed

pins 5 & 6 closed

pins 1 & 2, 5 & 6 closed

5v general CPU

Open

Open

Open

CPU SPEED CONFIGURATION (INTEL & CYRIX ONLY)

Speed

JP28

JP33

JP36

25MHz

pins 1 & 2 closed

pins 1 & 2, 5 & 6 closed

pins 1 & 2 closed

33MHz

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

40MHz

pins 1 & 2 closed

pins 5 & 6 closed

pins 1 & 2 closed

50iMHz

pins 1 & 2 closed

pins 1 & 2, 5 & 6 closed

pins 1 & 2 closed

50MHz

pins 2 & 3 closed

pins 1 & 2, 5 & 6 closed

pins 2 & 3 closed

66iMHz

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

75iMHz

pins 1 & 2 closed

pins 1 & 2, 5 & 6 closed

pins 1 & 2 closed

80iMHz

pins 1 & 2 closed

pins 5 & 6 closed

pins 1 & 2 closed

100iMHz

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

CPU SPEED CONFIGURATION (TI ONLY)

Speed

JP28

JP33

JP36

25MHz

pins 2 & 3 closed

pins 1 & 2, 5 & 6 closed

pins 1 & 2 closed

33MHz

pins 2 & 3 closed

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

40MHz

pins 2 & 3 closed

pins 5 & 6 closed

pins 1 & 2 closed

50iMHz

pins 2 & 3 closed

pins 1 & 2, 5 & 6 closed

pins 1 & 2 closed

66iMHz

pins 2 & 3 closed

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

CPU VOLTAGE CONFIGURATION

Voltage

JP43

3.3v

pins 1 & 2 closed

5v

pins 2 & 3 closed

VESA WAIT STATE CONFIGURATION

Wait states

JP7

0 wait states

pins 1 & 2 closed

1 wait state

pins 2 & 3 closed

BUS SPEED CONFIGURATION

CPU speed

JP6

<= 33MHz

pins 1 & 2 closed

> 33MHz

pins 2 & 3 closed