HwMuseum | Index

MULTIBEST INDUSTRIAL & MANUFACTURING, INC.

MB486EISA

Processor

80486DX

Processor Speed

33/50MHz

Chip Set

Intel

Max. Onboard DRAM

32MB

Cache

64/128KB (on external CPU/SRAM card)

BIOS

Phoenix

Dimensions

330.4mm x 218.4mm

I/O Options

32-bit external CPU/SRAM card slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

J3

Speaker

J8

Power LED & keylock

J7

32-bit external CPU/SRAM card

S1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

I/O recovery disabled

J1

Open

 

I/O recovery enabled

J1

Closed

»

System bus posted write disabled

J2

Open

 

System bus posted write enabled

J2

Closed

»

Monitor type select monochrome

J6

Open

 

Monitor type select color

J6

Closed

»

BIOS mode select normal operation (+5VPP)

J10

pins 1 & 2 closed

 

BIOS mode select programmable (+12VPP)

J10

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

Bank 4

Bank 5

Bank 6

Bank 7

1MB

256K x 36

NONE

NONE

NONE

NONE

NONE

NONE

NONE

2MB

256K x 36

256K x 36

NONE

NONE

NONE

NONE

NONE

NONE

3MB

256K x 36

256K x 36

256K x 36

NONE

NONE

NONE

NONE

NONE

4MB

256K x 36

256K x 36

256K x 36

256K x 36

NONE

NONE

NONE

NONE

4MB

1M x 36

NONE

NONE

NONE

NONE

NONE

NONE

NONE

5MB

1M x 36

NONE

NONE

NONE

256K x 36

NONE

NONE

NONE

6MB

1M x 36

NONE

NONE

NONE

256K x 36

256K x 36

NONE

NONE

7MB

1M x 36

NONE

NONE

NONE

256K x 36

256K x 36

256K x 36

NONE

8MB

1M x 36

NONE

NONE

NONE

256K x 36

256K x 36

256K x 36

256K x 36

8MB

1M x 36

1M x 36

NONE

NONE

NONE

NONE

NONE

NONE

9MB

1M x 36

1M x 36

NONE

NONE

256K x 36

NONE

NONE

NONE

10MB

1M x 36

1M x 36

NONE

NONE

256K x 36

256K x 36

NONE

NONE

11MB

1M x 36

1M x 36

NONE

NONE

256K x 36

256K x 36

256K x 36

NONE

12MB

1M x 36

1M x 36

NONE

NONE

256K x 36

256K x 36

256K x 36

256K x 36

12MB

1M x 36

1M x 36

1M x 36

NONE

NONE

NONE

NONE

NONE

13MB

1M x 36

1M x 36

1M x 36

NONE

256K x 36

NONE

NONE

NONE

14MB

1M x 36

1M x 36

1M x 36

NONE

256K x 36

256K x 36

NONE

NONE

15MB

1M x 36

1M x 36

1M x 36

NONE

256K x 36

256K x 36

256K x 36

NONE

16MB

1M x 36

1M x 36

1M x 36

NONE

256K x 36

256K x 36

256K x 36

256K x 36

16MB

1M x 36

1M x 36

1M x 36

1M x 36

NONE

NONE

NONE

NONE

17MB

1M x 36

1M x 36

1M x 36

1M x 36

256K x 36

NONE

NONE

NONE

18MB

1M x 36

1M x 36

1M x 36

1M x 36

256K x 36

256K x 36

NONE

NONE

19MB

1M x 36

1M x 36

1M x 36

1M x 36

256K x 36

256K x 36

256K x 36

NONE

20MB

1M x 36

1M x 36

1M x 36

1M x 36

256K x 36

256K x 36

256K x 36

256K x 36

20MB

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

NONE

NONE

NONE

24MB

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

NONE

NONE

28MB

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

NONE

32MB

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

1M x 36

SRAM CONFIGURATION

Size

Intel Turbocache part number

64KB

82485MA

128KB

82485MB

Note:Intel Turbocache modules plug into CPU card located in slot S1.