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





POWERMATE 425/433/466

NEC TECHNOLOGIES, INC.

POWERMATE 425/433/466

Processor

80486SX/80487DX/80486DX/80486DX2

Processor Speed

25/33/50(internal)/66(internal)MHz

Chip Set

C & T

Max. Onboard DRAM

64MB

Cache

NONE

BIOS

NEC

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interface, multifunction connector

(PS/2 mouse, PS/2 keyboard, power LED), parallel port,

proprietary ISA riser card slot, serial port, VGA port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Proprietary riser card connector

JA-1

Speaker

JP11

Floppy drive interface

J1

Mutifunction connector

P1

IDE interface

J2

Parallel port

P2

IDE interface LED

JP6

Serial port

P3

External battery

JP9

VGA port

P4

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

Parallel port (P2) select LPT1/IRQ7 (378-37Fh)

JP13

pins 1 & 2 closed

 

Parallel port (P2) select LPT1/IRQ5 (278-27Fh)

JP13

pins 2 & 3 closed

Flash BIOS programmable via network disabled

JP14

pins 1 & 2 closed

 

Flash BIOS programmable via network enabled

JP14

pins 2 & 3 closed

Onboard video enabled

SW1/1

Off

 

Onboard video disabled

SW1/1

On

Floppy interface (J1) enabled

SW1/2

Off

 

Floppy interface (J1) disabled

SW1/2

On

System password enabled

SW1/3

Off

 

System password disabled & cleared

SW1/3

On

Flash BIOS write enabled

SW1/4

Off

 

Flash BIOS write disabled

SW1/4

On

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

(1) 1M x 36

NONE

NONE

NONE

5MB

(1) 1M x 36

(1) 256K x 36

NONE

NONE

6MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

NONE

7MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

9MB

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

NONE

10MB

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

13MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 4M x 36

NONE

NONE

NONE

17MB

(1) 4M x 36

(1) 256K x 36

NONE

NONE

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

NONE

19MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

20MB

(1) 4M x 36

(1) 1M x 36

NONE

NONE

21MB

(1) 4M x 36

(1) 1M x 36

(1) 256K x 36

NONE

22MB

(1) 4M x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

NONE

25MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

33MB

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

NONE

34MB

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

36MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

NONE

37MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

(1) 256K x 36

40MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

49MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

52MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

CPU TYPE CONFIGURATION

Type

JP1

JP2

JP12

80486SX PQFP

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

80486SX PGA

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

80487SX PGA

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

80486DX PGA

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

80486DX2 PGA

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

CPU SPEED CONFIGURATION

Clock Speed

JP15

25/50i MHz

pins 1 & 2 closed

33/66i MHz

pins 2 & 3 closed