TECHNOLOGY POWER ENTERPRISES, INC.

TP486SX SONIC SERIES

Processor

80486SX/80487SX/80486DX

Processor Speed

16/20/25/33MHz

Chip Set

VLSI

Max. onboard DRAM

32MB

Cache

64/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit external memory card

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

J1

Power LED & keylock

J4

Turbo

J2

External battery

J8

Speaker

J3

32-bit external card

S1

USER CONFIGURABLE SETTINGS

Function

Jumper/switch

Position

»

Factory configured - do not alter

SW1/switch 1

On

»

Factory configured - do not alter

SW1/switch 2

Off

»

DRAM banks 0 & 1 enabled

SW1/switchs 5 & 6

On

»

DRAM banks 0 & 1 disabled

SW1/switchs 5 & 6

Off

»

Factory configured - do not alter

SW2/switch 1

On

»

Factory configured - do not alter

SW2/switch 2

On

»

Shadow video BIOS disabled

SW2/switch 3

Off

 

Shadow video BIOS enabled

SW2/switch 3

On

»

Factory configured - do not alter

SW2/switch 4

Off

»

Shadow system BIOS disabled

SW2/switch 5

Off

 

Shadow system BIOS enabled

SW2/switch 5

On

»

Burst mode enabled

SW2/switch 6

On

 

Burst mode disabled

SW2/switch 6

Off

»

Factory configured - do not alter

SW2/switch 7

On

»

Factory configured - do not alter

SW2/switch 8

Off

»

CPU speed select switchable from keyboard

W3

pins 1 & 2 closed

 

CPU speed select slow

W3

pins 2 & 3 closed

»

Burst mode enabled

W4 & W5

pins 1 & 2 closed

 

Burst mode disabled

W4 & W5

pins 2 & 3 closed

»

Factory configured - do not alter

W8

pins 1 & 2 closed

»

Factory configured - do not alter

W9

pins 2 & 3 closed

»

Monitor type select color

W12

pins 2 & 3 closed

 

Monitor type select monochrome

W12

pins 1 & 2 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

6MB

(4) 256K x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

10MB

(4) 256K x 9

(4) 256K x 9

12MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

24MB

(4) 1M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

MEMORY TYPE CONFIGURATION

SIMM Type

W10 (Bank 0)

W11 (Bank 1)

SW1/switch 7

SW1/switch 8

256K x 9

pins 2 & 3

pins 2 & 3

Off

On

1M x 9

pins 1 & 2

pins 2 & 3

On

Off

4M x 9

pins 1 & 2

pins 1 & 2

Off

On

CACHE CONFIGURATION

Size

Cache

TAG

SW1/switch 3

SW1/switch 4

64KB

(10) 16K x 4

(1) 16K x 4

Off

Off

256KB

(10) 64K x 4

NONE

On

On

CPU TYPE CONFIGURATION

Type

SW3/1

SW3/2

SW3/3

SW3/4

SW3/5

SW3/6

SW3/7

80486SX

Off

Off

Off

N/A

On

On

N/A

80487SX

On

On

Off

Off

Off

On

On

80486DX

On

On

On

On

Off

Off

Off

Note:SW3/switch 8 is factory configured and the setting can be either on or Off.