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





MCT 486 ISA

MODULAR CIRCUIT TECHNOLOGY

MCT 486 ISA

Processor

80486SX/80486DX/80486DX2

Processor Speed

33/50/66(internal)MHz

Chip Set

VIA

Max. Onboard DRAM

128MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J7

Speaker

J10

Turbo switch

J8

Power LED & keylock

J11

Reset switch

J9

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

J2

Open

Monitor type select monochrome/color

J3

Open

 

Monitor type select color only

J3

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

65MB

(4) 256K x 9

(4) 16M x 9

68MB

(4) 1M x 9

(4) 16M 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 (M1)

TAG (M2)

64KB

(4) 8K x 8

(4) 8K x 8

(1) 32K x 8

NONE

128KB

(4) 32K x 8

NONE

(1) 32K x 8

NONE

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JS1

JS2

64KB

pins 1 & 2 closed

pins 1 & 2 closed

128KB

pins 1 & 2 closed

pins 2 & 3 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed

CPU TYPE CONFIGURATION

Type

JC1

JC2

JC3

JC4

4167

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

80486SX

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

Open

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

80486DX2

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

CPU CLOCK SPEED CONFIGURATION

Speed

JK1

JK2

1x

pins 2 & 3 closed

pins 2 & 3 closed

2x

pins 1 & 2 closed

pins 1 & 2 closed