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E426 EISA

CAF TECHNOLOGY, INC.

E426 EISA

Processor

80486SX/80487SX/80486DX/80486DX2

Processor Speed

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

Chip Set

SIS

Max. Onboard DRAM

128MB

SRAM Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED

JP8

Reset switch

JP18

Turbo LED

JP16

Speaker

JP19

Turbo switch

JP17

Keylock

JP22

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

JP24

open

 

Monitor type select monochrome

JP24

closed

Factory configured - do not alter

JP9

unknown

Factory configured - do not alter

JP10

unknown

Factory configured - do not alter

JP11

unknown

Factory configured - do not alter

JP21

unknown

Factory configured - do not alter

JP23

unknown

SRAM JUMPER CONFIGURATION

Size

JP1

JP2

JP3

JP4

JP12

JP13

64KB

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 1 & 2

128KB

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 2 & 3

pins 1 & 2

pins 2 & 3

256KB

pins 4 & 5

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 2 & 3

Note:Pins designated should be in the closed position.

SRAM CONFIGURATION

Size

Cache SRAM

Location

TAG

64KB

(8) 8K x 8

Banks 0 & 1

(2) 16K x 4

128KB

(4) 32K x 8

Bank 0

(2) 16K x 4

256KB

(8) 32K x 8

Banks 0 & 1

(2) 16K x 4

CPU JUMPER CONFIGURATION

CPU

JP5

JP7

JP15

80486DX2

pins 1 & 2 closed

pins 1 & 2 closed

closed

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

closed

80487SX

pins 2 & 3 closed

pins 1 & 2 closed

closed

80486SX

pins 2 & 3 closed

pins 2 & 3 closed

open

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

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

64MB

(4) 16M x 9

NONE

128MB

(4) 16M x 9

(4) 16M x 9