NEC TECHNOLOGIES, INC.

PowerMate Express 486/33e (Enhanced)

PowerMate Express DX2/50e

Processor

80486DX/80486DX2

Processor Speed

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

Chip Set

Intel

Max. Onboard DRAM

16MB

Cache

128KB (on CPU card)

BIOS

NEC

Dimensions

330mm x 218mm

I/O Options

Proprietary CPU module slot, keyboard/bus mouse interface,serial ports (2), parallel port, video port, proprietary video card sockets, proprietary external memory card slot, IDE interface, floppy drive interface

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Proprietary CPU module

J6

Video port

P6

Proprietary external memory card

J7

Keyboard/Bus mouse interface

P7

Proprietary video card

J8, J9, & J10

Fan power

P8

IDE interface

P1

IDE interface LED

P9

Floppy drive interface

P2

External battery

P10

Parallel port

P3

Power supply

P11 & P12

Serial port (COM1)

P4

Drive power

P13

Serial port (COM2)

P5

Drive power

P14

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Password enabled

3F1

pins 2 & 3 closed

 

Password disabled

3F1

pins 1 & 2 closed

»

Test mode disabled

10A1

Open

 

Test mode enabled

10A1

Closed

»

I/O recovery disabled

11B5

Open

 

I/O recovery enabled

11B5

Closed

»

NEC VGA adapter disabled (U.S. setting)

15A1

Open

 

NEC VGA adapter enabled

15A1

Closed

»

Manufacturing loop disabled

15K1

Closed

 

Manufacturing loop enabled

15K1

Open

»

Floppy drive interface enabled

16L2

Open

 

Floppy drive interface disabled

16L2

Closed

»

BIOS flash reprogramming enabled

17K3

Open

 

BIOS flash reprogramming disabled

17K3

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

NONE

16MB

(2) 1M x 36

(2) 1M x 36

32MB

(2) 4M x 36

NONE

64MB

(2) 4M x 36

(2) 4M x 36

CACHE CONFIGURATION

Notes:The CPU card comes standard with 128KB of cache and is not configurable..

The locations of the cache chips are unidentified.