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486 MINI EISA/VP

LION COMPUTERS, INC.

486 MINI EISA/VP

Processor

80486SX/80487SX/80486DX/ODP486SX/80486DX2/ODP586SX

Processor Speed

16/20/25/33/40/50(internal)/50/66(internal)MHz

Chip Set

C & T

Max. onboard DRAM

128MB

Cache

128/256/512/1024KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

D7

Reset switch

JP20

External battery

JP2

Speaker

JP21

Turbo switch

JP18

32-bit VESA local bus slots

S1 & S2

Power LED & keylock

JP19

 

 

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter (VESA host ID select)

JP9

Open

Factory configured - do not alter (VESA host ID select)

JP10

Open

Factory configured - do not alter

JP11

Closed

Monitor type select color

JP13

Closed

 

Monitor type select monochrome

JP13

Open

CPU speed ³ 33MHz

JP14

pins 1 & 2 closed

 

CPU speed < 33MHz

JP14

pins 2 & 3 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) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 256K x 9

(4) 4M 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

68MB

(4) 1M x 9

(4) 16M x 9

96MB

(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

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 128K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 128K x 8

CACHE JUMPER CONFIGURATION

Size

JP5

JP6

JP7

JP8

JP12

128KB

2 & 3

Open

Closed

Open

1 & 2, 3 & 4

256KB

2 & 3

Closed

Closed

Closed

1 & 2, 4 & 5

512KB

1 & 2

Closed

Open

Closed

2 & 3, 4 & 5

1MB

2 & 3

Closed

Closed

Closed

1 & 2, 4 & 5

Note:Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JP15

JP16

80486SX

Open

pins 2 & 3 closed

80487SX

pins 2 & 3 closed

pins 1 & 2, 3 & 4 closed

ODP486SX

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

80486DX

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

80486DX2

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

ODP586SX

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

Note:The ODP586SX chip is not supported by earlier revisions of this system board.